如下代码,myVideo是<;video>;标签的ID,为控制视频快进3秒,代码正确的是( )。var video = document.getElementById("myVideo");
A: video.currentTime += 3;
B: video.currentTime = 3;
C: video.volume += 3;
D: video.volume = 3;
A: video.currentTime += 3;
B: video.currentTime = 3;
C: video.volume += 3;
D: video.volume = 3;
举一反三
- Video 3: in video 3, it told us how hard to make a jade.
- Video 3: In Video 3, it talked about how hard to make a jade.
- 认真看以上视频,依次在下方列出视频中出现的所有时间状语从句: Video 1: ______________________________________________________________________________________ Video 2: ______________________________________________________________________________________ Video 3: ______________________________________________________________________________________ Video 4: ______________________________________________________________________________________
- 关于video标签的描述,下面说法正确的是()。 A: video是一个视频标签 B: video是一个音频标签 C: video标签中可以添加autoplay属性 D: 在<;video>;和<;/video>;之间可以插入文字
- ( )用于加入声音,( )用于加入视频。 A: <;audio>; <;video>; B: <;video>; <;audio>; C: <;audio>; <;audio>; D: <;video>; <;video>;