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
Arrival - Opening Scene
B1
2:48
Air Traffic Control - SNL
B1
4:26
What is Diwali and Why is it Celebrated? | Ramayana Story | Festival of Lights
B1
4:35
Mystery of Prince Rupert's Drop at 130,000 fps - Smarter Every Day 86
B1
6:39
The Fluffiest Chicks Of Antarctica | VR 360 | Seven Worlds, One Planet
B1
3:35
human1011
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
