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为何选when不是while呢SomepassengerswerewalkingthroughoneofthebighallsatParis'CharlesDeGaulleAirportthewholeroof(屋顶)felldown.A.whileB.assoonasC.whenD.after
题目详情
为何选when不是while呢
Some passengers were walking through one of the big halls at Paris' Charles De Gaulle Airport the whole roof (屋顶) fell down.
A.while B.as soon as C.when D.after
Some passengers were walking through one of the big halls at Paris' Charles De Gaulle Airport the whole roof (屋顶) fell down.
A.while B.as soon as C.when D.after
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答案和解析
when引导的从句既可以用进行时,也可以不用,而while引导的从句一般都用进行时.
这句没有用进行时,所以用when比较好.
这句没有用进行时,所以用when比较好.
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