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He felt it a pleasure to answer the difficult questions at class. [ ] A.to ask B

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He felt it a pleasure to answer the difficult questions at class. [ ] A.to ask B

He felt it a pleasure ________ to answer the difficult questions at class.

[]

A.to ask

B.to be asked

C.asked

D.asking

试题答案

答案:B

解析:

学生被要求回答,用不定式的被动式。