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
Coal, Steam, and The Industrial Revolution: Crash Course World History #32
B1
11:05
"O For A Thousand Tongues To Sing" by 250 Voice Mass Choir for Classic Hymns Album "Our God Reigns"
B1
3:28
Immigration Enforcement: Last Week Tonight with John Oliver (HBO)
B1
23:20
How It's Made: Pre-Packaged Sandwiches
B1
5:25
Paul Rudd Keeps Getting Confused For Other Guys - CONAN on TBS
B1
3:07
ashe
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
