MynewissueofTwenty-firstCentury

发布时间：2020-07-28 04:28:33

My new issue of Twenty-first Century．School Edition has disappeared．Who ________ have taken it?A.shouldB.mustC.couldD.would

网友回答

C解析对具体情况的疑问判断用may,might或can，could，表示“会是谁呢?”
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