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
B1 中级
英语
0:30
Educational
President Obama's COSMOS Introduction | Cosmos: A Spacetime Odyssey
学习统计
B1
CEFR 等级
5/10
难度
评论 (0)
登录后评论
还没有评论。成为第一个分享想法的人！
互动模式
测验
正确！
不太对。
正确答案：
相关视频
Our Planet | Humpback Whales | Clip | Netflix
B1
4:10
AVATAR: Unleashing the Ultimate Action Spectacle | Best Hollywood Movie Scenes Ever! 4K
B1
20:54
Bryan Cranston gets emotional talking Jane's death scene in BREAKING BAD
B1
4:14
The Lion Still Roars (Folk Version) | British spirit lives on
B1
3:31
Introducing the Director of Homeland Security | South Park
B1
2:17
National Geographic
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
