Video 1: Video 1 mainly told us how to use chopsticks.

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: ______________________________________________________________________________________

Lesson 9 Video Watching 1 Watch the video and match the name on the left with its related information on the right.

Which country is the No. 1 in terms of IDV according to the video?

以下哪个轨道可以制作关键帧效果（）。 A: Video2 B: Audio1 C: Video1 D: 以上答案都正确

According to video clip 1, the seller's price is at an average level on the market.

( )用于加入声音,( )用于加入视频。 A: <;audio>; <;video>; B: <;video>; <;audio>; C: <;audio>; <;audio>; D: <;video>; <;video>;

【其它】视频学习: https://www.bilibili.com/video/av85901047?p=115 HTML 概念介绍 https://www.bilibili.com/video/av85901047?p=116 HTML 快速入门 https://www.bilibili.com/video/av85901047?p=117 HTML 标签 _ 文本标签 https://www.bilibili.com/video/av85901047?p=118 HTML 标签 _ 文本标签 1 https://www.bilibili.com/video/av85901047?p=119 HTML 标签 _ 文本标签 2 https://www.bilibili.com/video/av85901047?p=120 HTML 标签 _ 文本标签 _ 练习

Questions for video 21) What is the topic of this video clip?

At the end of the video, the lady said when will she get back to the man? A: within 1 hour B: within 1 quarter C: within 1 day D: within 1 minute