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
What happens to your brain without any social contact? - Terry Kupers
B2
6:52
San Junipero | Dancing Scene (Black Mirror) ᴴᴰ
B1
1:39
Etiquette Expert Answers Etiquette Questions From Twitter | Tech Support | WIRED
B1
11:31
Martin Scorsese Breaks Down His Most Iconic Films | GQ
B2
23:40
The Shawshank Redemption - Final Scene
B1
3:02
helen1434
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
