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Peter's mother kept telling him that he should give up smoking, but didn't help.

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Peter's mother kept telling him that he should give up smoking, but didn't help.

Peter's mother kept telling him that he should give up smoking, but ________ didn't help.

[]

A.he

B.which

C.she

D.it

试题答案

答案:D

解析:

本题中因有并列连词but,故不能用关系代词which。此处if指上面那件事。