题目内容
10. (2015 •北京丰台区二模) Mobile phones are very useful. They by many people now.
A. use B. are used C. used D. were used
10. B
10. B 解析:they代指的是mobile phones ,它和use之间是被动关系,再 结合now可知,要用一般现在时的被 动语态,故答案为B.
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题目内容
10. (2015 •北京丰台区二模) Mobile phones are very useful. They by many people now.
A. use B. are used C. used D. were used
10. B 解析:they代指的是mobile phones ,它和use之间是被动关系,再 结合now可知,要用一般现在时的被 动语态,故答案为B.