Whoever leaves the lab last, _____ all the lights are turned off.A.make sureB.m
题型:不详难度:来源:
Whoever leaves the lab last, _____ all the lights are turned off.A.make sure | B.make sure of | C.be sure | D.be sure of |
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答案
A |
解析
本题的含义是无论谁最后离开实验室,都要务必把所有的等关上,make sure表示务必或确保的意思,后跟从句,故本题选A。 |
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