We must do what we can to ____________the river ______________.A．protect; agains
题型：不详难度：来源：
We must do what we can to ____________the river ______________.| A．protect; against polluting | B．stop; polluting | | C．keep; being polluted | D．prevent; from being polluted |
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答案
| D |
解析
试题分析：考查固定词组。固定词组：prevent sb from doing sth阻止某人做某事；句意：我必须坐我们能做地阻止河流被污染。根据句意说明存在着被动的关系，故使用动名词的被动语态。故D正确。
点评：固定词组：prevent sb from doing sth阻止某人做某事；在考查的时候注意与具体的语境结合考虑其主动或者被动的形式。 |
举一反三
With so much noise of the traffic, I couldn`t __________and do my research work.| A．put down | B．settle down | C．break down | D．take down |
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News report say peace talks between the two countries _________with no agreement reached.| A．have broken down | B．have broken out | C．have broken in | D．have broken up |
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In our childhood,we were often __________by Grandma to pay attention to our table manners.| A．allowed | B．admitted | C．reminded | D．hoped |
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The day he had been looking forward to______________at last.| A．come | B．came | C．coming | D．comes |
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Don`t worry! We are all prepared to ____________ all of the problems that may _________.| A．do with；rise | B．deal with;arouse | C．do with;raise | D．deal with;arise |
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