问题
选择题
Many accidents by careless drivers last year.
A. were caused B. have caused C. will cause
答案
答案：A
本题考查的一般过去时的被动语态，其结构为主语+be（were，was）+动词过去分词+其他，故选答案为A
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Many accidents by careless drivers last year.
A. were caused B. have caused C. will cause
答案：A
本题考查的一般过去时的被动语态，其结构为主语+be（were，was）+动词过去分词+其他，故选答案为A