题目内容
【题目】 Many businesses started up by college students have _________ thanks to the comfortable climate for business creation.
A. fallen off B. taken off
C. turned off D. left off
【答案】B
【解析】试题分析:考查动词短语辨析。fall off跌落,下降;take off起飞,成功,受欢迎;turn off关闭;leave off停止,中断;根据句意可知B项正确。
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