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
Democratic Penguins Republic - Trade War (Official Music Video)
B1
1:51
The Most TERRIFYING Murder Case Ever Told | True Crime Documentary
B1
22:48
CRISPR Explained
B1
1:39
two British kids goes viral over the price of ice cream and the Accent is hilarious 😂
B1
0:44
The Entire Star Wars Saga (so far) Explained in 20 Minutes!
B1
21:06
Po Bralk
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
