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
How to be a good moderator for a panel? Practical and actionable tips
B1
6:38
Infrastructure: Last Week Tonight with John Oliver (HBO)
B1
21:14
Braveheart (1995): Top 5 William Wallace Moments
B1
16:07
Was the Moon Landing faked? | Neil deGrasse Tyson | Big Questions
B1
11:29
Free Solo: Trailer Oficial
B1
2:22
Moon
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
