题目内容

(2017·湖北宜昌·35)—Quite a few new laws and rules on food safety ________ into use last month.

—Can you tell me what they are?

A. were putting B. have been put C. were put D. put

C 【解析】试题分析:句意:——上个月,有不少新的食品安全法规出台了。——你能告诉我它们是什么吗?这个题目旨在考查动词的被动语态,句子的主语Quite a few new laws and rules与put之间是被动关系,故排除A和D选项,根据last month这个表过去时间的短语,故排除B选项。故选C。
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