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
Doctor Who - "What do monsters have nightmares about?" - The Girl In The Fireplace
B1
2:59
What your poop can tell you about your health - Hannibal Person
B2
5:59
The one with all of the bloopers - Ultimate Friends Bloopers Compilation PART 1
B1
10:22
Free Solo: Trailer Oficial
B1
2:22
The 3 Main Challenges of Global Health Today
B1
4:11
BBC News
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
