问题
选择题
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
答案
答案:D
题目分析: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。