题目内容
() 3. Our teacher is very kind us and it is very kind of him us.
A. to;helping B. to;to help C. of; to help D. of;helping
3. B
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题目内容
() 3. Our teacher is very kind us and it is very kind of him us.
A. to;helping B. to;to help C. of; to help D. of;helping