°ç»„ä¿�留的标签 余下为需è¦�删除的标签
                unset($oldtag[$key]);
            }
        }
    }
    

    if (!empty($oldtag)) {
        $tagids = array();
        foreach ($oldtag as $tagid => $tagname) {
            $tagids[] = $tagid;
        }

        well_oldtag_delete($tagids, $tid);
    }

    $r = well_tag_process($tid, $fid, $create_tag, $tagarr);

    

    return $r;
}

// 删除标签和绑定的主题
function well_oldtag_delete($tagids, $tid)
{
    

    $pagesize = count($tagids);
    $arrlist = well_tag_find_by_tagids($tagids, 1, $pagesize);

    

    $delete_tagids = array(); // 删除
    $tagids = array();
    $n = 0;
    foreach ($arrlist as $val) {
        ++$n;
        
        if (1 == $val['count']) {
            // �有一个主题
            $delete_tagids[] = $val['tagid'];
            
        } else {
            $tagids[] = $val['tagid'];
        }
        
    }

    

    !empty($delete_tagids) and well_tag_delete($delete_tagids);

    $arlist = well_tag_thread_find_by_tid($tid, 1, $n);
    if ($arlist) {
        $ids = array();
        foreach ($arlist as $val) $ids[] = $val['id'];

        well_tag_thread_delete($ids);
    }

    !empty($tagids) and well_tag_update($tagids, array('count-' => 1));

    
}

// 标签数�处� $arr=新�交的数组 $tagarr=�留的旧标签
function well_tag_process($tid, $fid, $new_tags = array(), $tagarr = array())
{
    if (empty($tid)) return '';

    

    // 新标签处�入库
    if ($new_tags) {

        

        $threadarr = array();
        $tagids = array();
        $i = 0;
        $size = 5;
        $n = count($tagarr);
        $n = $n > $size ? $size : $size - $n;

        

        foreach ($new_tags as $name) {
            ++$i;
            $name = trim($name);
            $name = stripslashes($name);
            $name = strip_tags($name);
            $name = str_replace(array('&nbsp;', '#', "@", "$", "%", "^", '&', '·', '<', '>', '；', '`', '~', '!', '￥', '……', ';', '?', '？', '-', '—', '_', '=', '+', '.', '{', '}', '|', ':', '：', '�', '/', '。', '[', ']', '�', '】', '‘', '	', '    ', '  ', '   ', '    '), '', $name);
            $name = htmlspecialchars($name, ENT_QUOTES);
            if ($name && $i <= $n) {
                
                // 查询标签
                $read = well_tag_read_name($name);
                
                if ($read) {
                    // 存在 count+1
                    $tagids[] = $read['tagid'];
                    
                } else {
                    // 入库
                    $arr = array('name' => $name, 'count' => 1);
                    
                    $tagid = well_tag_create($arr);
                    FALSE === $tagid and message(-1, lang('create_failed'));
                    $read = array('tagid' => $tagid, 'name' => $name);
                    
                }

                $tag_thread = array('tagid' => $read['tagid'], 'tid' => $tid);

                

                $threadarr[] = $tag_thread;

                

                $tagarr[$read['tagid']] = $read['name'];
            }
        }

        

        !empty($threadarr) and tag_thread_big_insert($threadarr);

        !empty($tagids) and well_tag_update($tagids, array('count+' => 1));
    }

    

    $json = empty($tagarr) ? '' : xn_json_encode($tagarr);

    

    return $json;
}




?>   $v = implode(",", $v);
        $temp[] = $v;
    }
    // 去掉��的字符串,也就是��的一维数组
    $temp = array_unique($temp);
    // �将拆开的数组�新组装
    $output = array();
    foreach ($temp as $k => $v) {
        if ($stkeep) $k = $starr[$k];
        if ($ndformat) {
            $temparr = explode(",", $v);
            foreach ($temparr as $ndkey => $ndval) $output[$k][$ndarr[$ndkey]] = $ndval;
        } else $output[$k] = explode(",", $v);
    }
    return $output;
}

// �并二维数组 如�� 值以第一个数组值为准
function array2_merge($array1, $array2, $key = '')
{
    if (empty($array1) || empty($array2)) return NULL;
    $arr = array();
    foreach ($array1 as $k => $v) {
        isset($v[$key]) ? $arr[$v[$key]] = array_merge($v, $array2[$k]) : $arr[] = array_merge($v, $array2[$k]);
    }
    return $arr;
}

/*
 * 对二维数组排� 两个数组必须有一个相�的键值
 * $array1 需�排�数组
 * $array2 按照该数组key排�
 * */
function array2_sort_key($array1, $array2, $key = '')
{
    if (empty($array1) || empty($array2)) return NULL;
    $arr = array();
    foreach ($array2 as $k => $v) {
        if (isset($v[$key]) && $v[$key] == $array1[$v[$key]][$key]) {
            $arr[$v[$key]] = $array1[$v[$key]];
        } else {
            $arr[] = $v;
        }
    }

    return $arr;
}




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<a href="/xitong">系统教程</a><a href="/xitong/1701077202a17256.html" title="首页">幻�片中�入声音和视频教案</a></div></div></div><div class="fzithome-com main container-w cl"><div class="fzithome-com mainl"><div class="fzithome-com art-post"><div class="fzithome-com title"><h1>幻�片中�入声音和视频教案</h1><div class="fzithome-com info"><span><a href="/xitong"><i class="iconfont icon-crossborder-fill"></i>系统教程</a></span><span><i class="iconfont icon-browse"></i>48</span><span><i class="iconfont icon-message-fill"></i>0</span><span>
                        更新时间：2026-04-03 20:28:55</span></div></div><div class="fzithome-com art-content"><article class="single-post"><div class="fzithome-com entry"><p></p><div></img><br>2023年11月27日�(作者：)<p style='text-indent:30px;top:119.505;left:302.475;'><span style='font-size:23.94px;color:#000000;font-family:SimSun;font-weight:bold;'>第</span><span style='font-size:23.94px;color:#000000;letter-spacing:0.05px;font-family:Tahoma-Bold;font-weight:bold;'>19</span><span style='font-size:23.94px;color:#000000;font-family:SimSun;font-weight:bold;'>课</span><span style='font-size:23.94px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><span style='font-size:23.94px;color:#000000;letter-spacing:0.139px;font-family:SimSun;font-weight:bold;'>�入影片和声音</span><span style='font-size:23.94px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><span style='font-size:23.94px;color:#000000;letter-spacing:0.179px;font-family:SimSun;font-weight:bold;'>教案</span><span style='font-size:23.94px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><p><p style='text-indent:30px;top:161.805;left:326.594;'><span style='font-size:23.94px;color:#000000;letter-spacing:0.09px;font-family:NSimSun;font-weight:bold;'>      </span><span style='font-size:23.94px;color:#000000;letter-spacing:0.089px;font-family:NSimSun;'>  </span><p><p style='text-indent:30px;top:166.908;left:357.195;'><span style='font-size:18px;color:#000000;letter-spacing:-0.025px;font-family:NSimSun;'>授课教师：阳昌�</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:209.724;left:381.314;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>�教学目标】</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><p><p style='text-indent:30px;top:251.844;left:393.375;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>  </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.109px;font-family:NSimSun;'>任知目标：能够将影片和声音等信��入到幻�片中，通过幻�片体现出�。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:293.964;left:562.064;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;letter-spacing:0.179px;font-family:NSimSun;'>  </span><span style='font-size:16.56px;color:#000000;letter-spacing:0.093px;font-family:NSimSun;'>能力目标：通过学习和实际�作，培养学生的实践能力，分�问题和解决问</span><p><p style='text-indent:30px;top:336.084;left:574.125;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.053px;font-family:NSimSun;'>题的能力，�高学生对信�的处�能力。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:378.204;left:622.185;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>3</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;letter-spacing:0.179px;font-family:NSimSun;'>  </span><span style='font-size:16.56px;color:#000000;letter-spacing:0.093px;font-family:NSimSun;'>情感目标：通过学习让学生明白声音和影视会让我们的生活更有色彩，培养</span><p><p style='text-indent:30px;top:420.369;left:517.784;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>学生热爱生活的情�。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:462.489;left:590.145;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>�教学�难点】</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>：</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><p><p style='text-indent:30px;top:504.609;left:614.265;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>  </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.058px;font-family:NSimSun;'>�点：影片和声音�入的具体�作方法以�自动播放和手动播放。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:546.729;left:758.129;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>  </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.049px;font-family:NSimSun;'>难点：影片和声音的获�。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:588.849;left:166.53;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>�教学准备】</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>：</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:630.969;left:265.89;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.051px;font-family:NSimSun;'>�多媒体网络教室</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:673.119;left:174.81;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.045px;font-family:NSimSun;'>�教师准备的音频和视频文件</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:715.239;left:190.47;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>�教学过程】</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>：</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><p><p style='text-indent:30px;top:757.359;left:207.03;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>一�导入</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma-Bold;font-weight:bold;'> </span><p><p style='text-indent:30px;top:799.479;left:174.99;'><span style='font-size:16.56px;color:#000000;letter-spacing:0.094px;font-family:NSimSun;'>情景引入，先给学生放一段�行音�，让学生感�到音�的美好，</span><span style='font-size:16.56px;color:#000000;letter-spacing:0.11px;font-family:NSimSun;'>（�出问题：如</span><p><p style='text-indent:30px;top:841.599;left:191.73;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.052px;font-family:NSimSun;'>果我们将音��入到我们�几节课�的幻�片里，</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>那幻�片是�是会更生动呢？</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'> </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>那好，</span><p><p style='text-indent:30px;top:883.719;left:208.47;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.062px;font-family:NSimSun;'>今天我们就学习如何将优美的音��有趣的影片�入到我们的幻�片当中。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:915.579;left:135.036;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.051px;font-family:NSimSun;'>（�书课题：�入声音和影片）</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:958.464;left:432.075;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>二�讲授新课</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:1001.124;left:300.135;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>（一）回顾旧知</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'> </span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:1043.964;left:274.169;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.166px;font-family:NSimSun;'>师：�边我们已�学过在幻�片中�入图片，知�了怎样改�图片的大�等，请大</span><p><p style='text-indent:30px;top:1086.804;left:290.775;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>家���述和�作一次</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.121px;font-family:NSimSun;'>    </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>学生回答并演示：�入</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>-</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>图片</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>-</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>�自文件</span><span style='font-size:16.56px;color:#000000;font-family:SimSun;'> </span><p><p style='text-indent:30px;top:1129.638;left:191.37;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>（二）学习新课</span><span style='font-size:16.56px;color:#000000;font-family:SimSun;font-weight:bold;'> </span><p><p style='text-indent:30px;top:120.804;left:166.53;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.057px;font-family:NSimSun;'>我们通过课本上的活动�进行学习，</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>教师打开事先准备好的</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>PPT</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.182px;font-family:NSimSun;'>文件</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>（能�大�索）</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:162.924;left:425.229;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>�准备音频�视频文件</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:205.044;left:594.285;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.058px;font-family:NSimSun;'>�学们在事先�知�在哪几张幻�片中��入声音或视频，</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>接下�就�通过��方</span><p><p style='text-indent:30px;top:247.164;left:623.265;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>法获�音频�视频文件，有�知�该从哪里准备？</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'> </span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>哪些音频�视频文件在</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.02px;font-family:NSimSun;'>PowerPoint</span><p><p style='text-indent:30px;top:289.284;left:650.804;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.036px;font-family:NSimSun;'>中�以使用？</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:331.404;left:758.129;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>生：�以通过��录音录�设备�光盘以�网络获�，在</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>PowerPoint</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>中�以使用</span><p><p style='text-indent:30px;top:373.524;left:174.81;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.045px;font-family:NSimSun;'>的音频文件格�有：</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>mp3</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>wma</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>wav</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>mid</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>等，视频文件格�有：</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>avi</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.091px;font-family:NSimSun;'>mpg</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>wmv</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>等</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:415.689;left:339.914;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>准备好的音频视频文件最好与</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>PPT</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.066px;font-family:NSimSun;'>文件放在�一个文件夹内，</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.072px;font-family:NSimSun;'>以便以��制</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>PPT</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>文</span><p><p style='text-indent:30px;top:457.809;left:592.933;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.031px;font-family:NSimSun;'>件是一起�制。</span><span style='font-size:16.56px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:489.669;left:135.036;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.056px;font-family:NSimSun;'>�让学生对照�课本上的步骤试�在幻�片中�入声音，教师巡视指导，多数�</span><p><p style='text-indent:30px;top:532.509;left:497.984;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>学完��分组交��作步骤。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:575.169;left:506.265;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>3</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.045px;font-family:NSimSun;'>�汇报演示</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:618.009;left:675.51;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>学生边汇报边演示�作步骤。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:660.879;left:234.03;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>师生�结，共��作。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:703.719;left:586.185;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.045px;font-family:NSimSun;'>选中第一张幻�片，</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>�击</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.39px;font-family:NSimSun;'>“�入���，</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>选择</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.188px;font-family:NSimSun;'>“影片和声音→文件中的声音�命令，</span><p><p style='text-indent:30px;top:746.559;left:675.689;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.163px;font-family:NSimSun;'>打开“�入声音�对�框，在“查找范围�选项中打开存放音频文件的文件夹，如果看</span><p><p style='text-indent:30px;top:789.219;left:283.755;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>�到我们需�的声音，</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>在</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.252px;font-family:NSimSun;'>“文件类型�选项中选择</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.315px;font-family:NSimSun;'>“声音文件�属性，�选择声音文件，</span><p><p style='text-indent:30px;top:832.059;left:308.414;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.157px;font-family:NSimSun;'>�击“确定�按钮，这时，将会弹出“是�自动播放�窗�。如果选择“是�，幻�片</span><p><p style='text-indent:30px;top:874.899;left:324.975;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.163px;font-family:NSimSun;'>放映时声音会自动播放；选择“��，放映时�击“声音图标��开始播放声音。拖动</span><p><p style='text-indent:30px;top:917.739;left:349.814;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.055px;font-family:NSimSun;'>“声音图标��以移动图标的�置，拖动尺寸控制点，�以调整“声音图标�的大�。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:960.444;left:366.375;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>（�书：</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.061px;font-family:NSimSun;'>�入→影片和声音→文件中的声音→选择音�→确定→选择是或�自动播</span><p><p style='text-indent:30px;top:1003.284;left:391.034;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>放）</span><span style='font-size:16.56px;color:#000000;font-family:SimSun;'> </span><p><p style='text-indent:30px;top:1046.124;left:407.594;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>4</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.045px;font-family:NSimSun;'>�让学生动手试一试</span><span style='font-size:16.56px;color:#000000;font-family:SimSun;'> </span><p><p style='text-indent:30px;top:1088.964;left:436.394;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.066px;font-family:NSimSun;'>如果�想幻�片播放时显示出图标，应该怎么办呢？</span><span style='font-size:16.56px;color:#000000;font-family:SimSun;'> </span><p><p style='text-indent:30px;top:110.514;left:167.97;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.175px;font-family:NSimSun;'>在所�入的声音图标上�击弹出快���，选择“编辑声音对象�，在弹出的对�</span><p><p style='text-indent:30px;top:153.384;left:135.036;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.166px;font-family:NSimSun;'>框中的“幻�片放映时��声音图标��的选框中打钩并确定。还有没有其他办法能够</span><p><p style='text-indent:30px;top:196.224;left:349.455;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.165px;font-family:NSimSun;'>实现呢？请�学们继续设置声音的“自定义动画�，看看�以设置哪些动画效果，多�</span><p><p style='text-indent:30px;top:238.884;left:168.149;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.056px;font-family:NSimSun;'>试一下，并与其他�学交�。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:281.724;left:267.51;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>三��用新知</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>  </span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:324.564;left:284.115;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.175px;font-family:NSimSun;'>师：通过刚�的学习，我们已�知�了怎样在幻�片中�入图片和声音文件，视频</span><p><p style='text-indent:30px;top:367.404;left:201.09;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>文件呢？</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:410.109;left:448.454;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.053px;font-family:NSimSun;'>生：�入→影片和声音→文件中的影片</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:452.949;left:184.53;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>师</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>:</span><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>回答的�常好�现在�学们就�动手�试�入视频�，我们比比�在最短的时</span><p><p style='text-indent:30px;top:495.789;left:192.81;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.058px;font-family:NSimSun;'>间里完�的作�最美，最别出心��（学生�作，教师适时指导）</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:538.629;left:613.545;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>四�汇报展示</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'> </span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:581.289;left:275.79;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.056px;font-family:NSimSun;'>师：�愿�将自己的作�展示给大家？</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:624.129;left:283.575;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.03px;font-family:NSimSun;'>展示学生作�。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:666.999;left:300.135;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.17px;font-family:NSimSun;'>师：你觉得他的作�怎么样？那些地方�得好，还有什么值得改进的地方�？（生</span><p><p style='text-indent:30px;top:709.839;left:712.41;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.04px;font-family:NSimSun;'>生互评�师生共评。）</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:752.499;left:234.03;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>五�教师总结</span><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'> </span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:795.339;left:580.425;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.059px;font-family:NSimSun;'>师：现在哪��学�谈谈，通过今天的学习，你学到了什么？有哪些收获？</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:838.179;left:308.055;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;'>生谈收获</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:881.019;left:476.924;'><span style='font-size:16.56px;color:#000000;font-family:NSimSun;font-weight:bold;'>六�布置作业</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPS-BoldMT;font-weight:bold;'> </span><p><p style='text-indent:30px;top:923.724;left:512.924;'><span style='font-size:16.56px;color:#000000;letter-spacing:-0.06px;font-family:NSimSun;'>让�学们完�课�的作业并�邮件到�师的电�邮箱中。</span><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:965.304;left:585.105;'><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:120.202;left:690.629;'><span style='font-size:22.5px;color:#000000;font-family:NSimSun;'>阳昌�</span><span style='font-size:22.5px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:163.487;left:758.129;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�入影片和声音这节内容�作上�是很难，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>但是对于学生�说�是比较陌生</span><p><p style='text-indent:30px;top:198.587;left:171.03;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>的，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>所以我特�将它放在了幻�片制作的最�一节。</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>这节内容是将学生平时喜欢</span><p><p style='text-indent:30px;top:233.688;left:506.01;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>的音��</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>影视短片�入到幻�片里，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>对学生�说很有�引力，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>也相信他们很喜欢</span><p><p style='text-indent:30px;top:268.788;left:135.036;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>学习这节内容。</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�作上的简�会让学生具有�就感，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>从而树立学习信�技术的信</span><p><p style='text-indent:30px;top:303.887;left:167.435;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:338.987;left:541.836;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:18px;color:#000000;letter-spacing:0.195px;font-family:NSimSun;'>�任知目标：能够将影片和声音等信��入到幻�片中，通过幻�片体现</span><p><p style='text-indent:30px;top:374.087;left:204.696;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>出�。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:409.232;left:418.356;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:18px;color:#000000;letter-spacing:0.188px;font-family:NSimSun;'>�能力目标：通过学习和实际�作，培养学生的实践能力，分�问题和解</span><p><p style='text-indent:30px;top:444.332;left:614.016;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>决问题的能力，�高学生对信�的处�能力。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:479.433;left:257.435;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>3</span><span style='font-size:18px;color:#000000;letter-spacing:0.195px;font-family:NSimSun;'>�情感目标：通过学习让学生明白声音和影视会让我们的生活更有色彩，</span><p><p style='text-indent:30px;top:514.532;left:166.53;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>培养学生热爱生活的情�。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:549.632;left:175.71;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�教学�难点】</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>：</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:584.733;left:189.03;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>1</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>��点：影片和声音�入的具体�作方法以�自动播放和手动播放。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:619.832;left:495.105;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>2</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�难点：影片和声音的获�。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:654.963;left:351.075;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�教学设想和教学策略】</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>：</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:690.062;left:283.53;'><span style='font-size:18px;color:#000000;letter-spacing:-0.078px;font-family:NSimSun;'>以学生喜爱的音�和影视短片引入本次课题，�引学生的注�力，推动学生</span><p><p style='text-indent:30px;top:725.162;left:301.575;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>探索知识的��并转化为学习的动力，�高学生学习的主动性。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:760.262;left:175.53;'><span style='font-size:18px;color:#000000;letter-spacing:-0.078px;font-family:NSimSun;'>因为这节课的实际�作性比较强，因此在教学中采用教师讲解�演示和学生</span><p><p style='text-indent:30px;top:795.362;left:715.65;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>�作练习有机结�进行授课，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>便于学生的�解和掌�，</span><span style='font-size:18px;color:#000000;font-family:NSimSun;'>调动学生的学习兴趣和�</span><p><p style='text-indent:30px;top:830.463;left:409.575;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>与兴趣。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:865.562;left:355.53;'><span style='font-size:18px;color:#000000;letter-spacing:0.045px;font-family:NSimSun;'>由于本节课的几部分内容相似，所以教学�期采用研究性�探索性学习，让</span><p><p style='text-indent:30px;top:900.662;left:373.575;'><span style='font-size:18px;color:#000000;letter-spacing:0.338px;font-family:NSimSun;'>学生通过对�一部分的学习和掌�，自主探索完���知识的学习和布置的任</span><p><p style='text-indent:30px;top:935.808;left:639.105;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>务。</span><span style='font-size:18px;color:#000000;font-family:Tahoma;'> </span><p><p style='text-indent:30px;top:970.907;left:365.43;'><span style='font-size:18px;color:#000000;letter-spacing:0.045px;font-family:NSimSun;'>最�交作业的�求学生�电�邮件，就学以致用，培养�学生利用所学知识</span><p><p style='text-indent:30px;top:1006.007;left:559.83;'><span style='font-size:18px;color:#000000;font-family:NSimSun;'>的�识。</span><span style='font-size:18px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p><p style='text-indent:30px;top:1033.704;left:207.03;'><span style='font-size:16.56px;color:#000000;font-family:TimesNewRomanPSMT;'> </span><p></div><p></p><div></img></div></br></div></article></div><div 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