题目内容

19、With no one to          in such a frightening situation ,she felt very helpless.

       A.turn to                                           B.turn on

       C.turn off                                         D.turn over

试题答案

19、

D. 

解析:本题旨在考查考生相似动词短语的区分。turn on  打开 turn off 关闭 turn over 翻转 turn to 求助 答案为D

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