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More patients in hospital this year than last year. [ ] A. treated B. have treat

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More patients in hospital this year than last year. [ ] A. treated B. have treat

More patients ________ in hospital this year than last year.

[]A.

treated

B.

have treated

C.

had been treated

D.

have been treated

试题答案

答案:D

解析:

treat与patient是动宾关系,应用被动语态;this year是表示现在时间的状语,所以应选现在完成时的被动语态。