题目内容
11. Many accidents by careless drivers last year.
A. are caused B. were caused C. have caused D. will cause
11. B考查被动语态。主语accidents是动作cause的承 受者,因此用被动语态,排除选项C和D.时间状语 last year表7K时态是一般过去时,排除选项A.
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题目内容
11. Many accidents by careless drivers last year.
A. are caused B. were caused C. have caused D. will cause