问题描述：
这三句话有错吗?
1、It's interesting to learn from and help each other.
2、And it did teach us to keep team work and practiced us well.
3、And it's did teach us to keep team work and practiced us well.
1、It's interesting to learn from and help each other.
2、And it did teach us to keep team work and practiced us well.
3、And it's did teach us to keep team work and practiced us well.
问题解答：
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