October1st,1949istheday________thePeople’s&nbs

发布时间:2020-08-05 11:05:36

October 1st, 1949 is the day ________the People’s Republic of China was founded.A.on whichB.in whichC.thatD.which

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A解析考查定语从句。on which=when指代先行词在从句中做时间状语。
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