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Why did you just sit and watch? You me. A.could help B.should help C.could have

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Why did you just sit and watch? You me. A.could help B.should help C.could have

Why did you just sit and watch? You _______ me.

A.could help

B.should help

C.could have helped

D.must have helped

 

试题答案

【答案】

C

【解析】略