It’s high time we ______ something to stop air pollution.

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问题 It’s high time we ______ something to stop air pollution.

选项 A、are doing
B、did
C、have to do
D、must do

答案B

解析本题考点为虚拟语气。句型It is(high，about)time that... 要求用虚拟语气，表示应该做而还没做的事，谓语动词一般用过去式。例如：It’s high time that he stopped smoking。

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本试题收录于：大学英语三级A级题库大学英语三级分类

大学英语三级A级

大学英语三级

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It’s high time we ______ something to stop air pollution.

大学英语三级A级

大学英语三级

Hello,everyone.Itisagreatpleasuretohaveyouasassistantstohelp【B1】________theparty.Iamsendingaroundaformfory

Areyouinterestedinreadingabetternewspaper?Youcanhelpmakethathappen—TheDailyBarometerishiring!Wearelookingfo

Acollegegraduatejuststartedajobandhefoundsomethingstrange.Oneofhiscolleagueswouldplayhisdigitalcameraorlis

IfyouareattendingbusinessmeetingsinAmerica,you’dbetter______.Whatdoestheword"foreign"(Line6,lastpara.)mean?

Theyoungmanmadeseveralconstructivesuggestionsabouttheenvironmental(protect)______inthiscity.

A、Itwastoodark.B、Hiseyesightisnotsogood.C、Themandoesn’twantto.D、Hecan’tfindtheswitch.DW:Ithoughtyoureyes

A、Makeacall.B、Havearest.C、Buyabook.D、Lookforsomething.CM:Excuseme,canyoutellmewherethebookstoreis?W:Yes.

ThomasEdisondidthingsinthisorder______.Ofalltheinventions,______wasprobablythemostimportantforcivilization.

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