HTML5中视频的标记是什么？ A: <videos></videos> B: <video></video> C: <videos/> D: <video/>
HTML5中视频的标记是什么？ A: <videos></videos> B: <video></video> C: <videos/> D: <video/>
Complimentary videos are available from ______.
Complimentary videos are available from ______.
Record youself before the speech and watch the videos __________ times.
Record youself before the speech and watch the videos __________ times.
What can the users share on their twitters? A: Photos B: Videos C: Articles
What can the users share on their twitters? A: Photos B: Videos C: Articles
The best visual aid is ________. A: yourself B: PowerPoints C: pictures D: videos
The best visual aid is ________. A: yourself B: PowerPoints C: pictures D: videos
With the rapid advance in modern technology, company profile videos have replaced the traditional company profiles.
With the rapid advance in modern technology, company profile videos have replaced the traditional company profiles.
Recording ourselves is very important, and we should watch our videos at least 3 times.
Recording ourselves is very important, and we should watch our videos at least 3 times.
Honor’s new series can help users take high-quality videos in dark conditions.
Honor’s new series can help users take high-quality videos in dark conditions.
比较化合物乙酸（Ⅰ）、乙醇（Ⅱ）、苯酚（Ⅲ）、碳酸（Ⅳ）的酸性大小（ ） A: Ⅰ>Ⅲ>Ⅱ>Ⅳ B: Ⅰ>Ⅳ>Ⅲ>Ⅱ C: Ⅰ>Ⅱ>Ⅳ>Ⅲ D: Ⅰ>Ⅲ>Ⅳ>Ⅱ
比较化合物乙酸（Ⅰ）、乙醇（Ⅱ）、苯酚（Ⅲ）、碳酸（Ⅳ）的酸性大小（ ） A: Ⅰ>Ⅲ>Ⅱ>Ⅳ B: Ⅰ>Ⅳ>Ⅲ>Ⅱ C: Ⅰ>Ⅱ>Ⅳ>Ⅲ D: Ⅰ>Ⅲ>Ⅳ>Ⅱ
化合物①对甲基苯酚,②对甲氧基苯酚,③对三氟甲基苯酚,④对溴苯酚,⑤苯酚酸性强弱顺序正确的是( ) A: ③>④>>⑤>②>① B: ④>③>>⑤>①>② C: ③>④>>⑤>①>② D: ②>①>⑤>④>③
化合物①对甲基苯酚,②对甲氧基苯酚,③对三氟甲基苯酚,④对溴苯酚,⑤苯酚酸性强弱顺序正确的是( ) A: ③>④>>⑤>②>① B: ④>③>>⑤>①>② C: ③>④>>⑤>①>② D: ②>①>⑤>④>③