The video owner has disabled playback on external websites.
This video is no longer available on YouTube.
This video cannot be played right now.
Watch on YouTube
互动模式
测验
正确！
不太对。
正确答案：
相关视频
Are Arsenal already running away with the Premier League after beating Crystal Palace? | NBC Sports
B1
3:16
how to study for exam in 7 DAYS ~ EXAM PREP ROUTINE
B1
8:23
Max’s Running Scene | Alt. Song "Walk Ahead of The Sun" | Stranger Things | Netflix
B1
1:00
Introduction to Perfect Competition | Economics Explained
B1
6:19
If you had the chance to be immortal, would you take it? - Sarah Stroud and Michael Vazquez
B2
5:40
Top 10
测验
正确！
不太对。
正确答案：
观看视频时会出现测验
记忆技巧
来自此视频
免费开始学语言
