The water companies were instructed to keep the people ______ to the polluted wa

The water companies were instructed to keep the people ______ to the polluted wa

题型:不详难度:来源:
The water companies were instructed to keep the people ______ to the polluted water.
A.from exposingB.being exposedC.exposingD.from being exposed

答案
D
解析
这题考察词组:keep sb from doing“阻止某人做”,这里的from不能省略,另外be exposed to“暴露于”,句意是:水厂被指示不能让人们接触到污染的水。选D。
举一反三
I wonder why he didn’t do it as ______.
A.told himB.he toldC.telling toD.told to

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______ down on the ground, he struggled to his feet and held up his head, _______his enemy.
A.Beating; focusing on B.Beaten ; glaring atC.Falling; stared atD.Tripping ; fixed on

题型:不详难度:| 查看答案
The young man stopped and looked back as if ______ whether he was being followed.
A.seeingB.to have seenC.having seenD.to see

题型:不详难度:| 查看答案
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A.operate onB.being operated onC.to operate onD.being operated

题型:不详难度:| 查看答案
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题型:不详难度:| 查看答案
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