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
4:45
Educational
Alexander Graham Bell Biography in English - Scientist and inventor
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
Sacred Spirit.Yeha-Noha(Wishes Of Happiness And Prosperity)
B1
3:59
Walt Tells Jesse The Truth About Jane | Ozymandias | Breaking Bad
B1
3:17
Toy story 3 Andy plays with his toys
B1
1:20
vlog | introvert diaries: a slow winter evening routine
B1
14:34
Divergence and curl: The language of Maxwell's equations, fluid flow, and more
B1
15:42
Famous People Bio
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
