This accident is believed due to careless driving. A.to have happened B.to happen C.having happened D.happening 解析:be believed to have done“据信做了某事 . 答案:A 查看更多

 

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This accident is believed ______ due to careless driving.

A. to have happened                     B.to happen

C.having happened                       D.happening

 

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This accident is believed ______ due to careless driving.

A. to have happened                     B.to happen

C.having happened                       D.happening

 

查看答案和解析>>


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