We need to put safeguards to prevent this type of accident occurring again.A．in mindB．in troubleC．in generalD．in place 题目和参考答案——青夏教育精英家教网—

题目内容

We need to put safeguards ______ to prevent this type of accident occurring again.

A．in mind

B．in trouble

C．in general

D．in place

试题分析：考查介词短语：A. in mind在脑海中，思考，B. in trouble有困难，C. in general总体上， D. in place在适当的位置，安排就绪，句意：我们需要安排保安在适当的位置，以防这类事件再次发生。选D。

练习册系列答案

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