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
16:40
Educational
Introduction to Conservation Biology
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
Nearly Headless Nick | Harry Potter and the Philosopher's Stone
B1
2:10
Tom Hanks on Becoming Mister Rogers
B1
14:40
Japan's most famous ghost story - Jeffrey Angles
B1
5:40
Iconic Moment when Rebel Wilson Delivers Funny, Incredible Speech | EE BAFTA Film Awards 2020
B1
3:41
Paul Rudd explains Mac And Me and Conan O'Brien to Chris Evans
B1
1:49
Eco Learning
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
