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
3:18
Educational
What are proteins? - Healthy Eating for Kids
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
The Mandalorian Civil War [4K HDR] - Star Wars: The Clone Wars
B1
3:07
Monarchy Is A Calling from God | The Crown (Eileen Atkins, Claire Foy)
B1
4:24
ENGLISH.
B1
6:58
Georgia May Foote & Giovanni Pernice Foxtrot to 'Beauty & The Beast' - Strictly Come Dancing: 2015
B1
1:55
SABC speaks to South Africans stuck in Middle East as war continues
B1
11:28
Smile and Learn - English
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
