- UID
- 417913
- 在线时间
- 小时
- 注册时间
- 2009-2-12
- 最后登录
- 1970-1-1
- 主题
- 帖子
- 性别
- 保密
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2‘12
Dog lost some of their social smart.Dog can get thing people throw,but wolf can't.A further expriment show dog don't know how to sociate other dog,unlike wolf
2'17
"A test shows that wolf is better than dogs to learn from others.
The believe should rethink.A further test need to be done that
dogs are better than wolf to learn from human. "
2'29
"Drugs are generating optimism in
the industry.three factors :wide effectness,take long time,price."
2'09
"
the high cost of cancer because of high-tech.
some people say the price would not decrease because of high failuer of research,but other people say opposite"
1'22
A group of plants can grow and reproduce.
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