Youshould________whatyouweresuppos

发布时间:2020-07-26 23:57:03

You should ________ what you were supposed to wear.A.askB.askedC.have askedD.had asked

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C解析should接动词原级表示出于责任和义务应该做某事,可见A不对。should后接现在完成时,这时候句子指的是过去的事物.如果是肯定句,说明某件事本应该完成而未完成。
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