Thisisoneofthemostinterestingques

发布时间：2020-07-11 23:44:59

This is one of the most interesting questions that ________ asked.












A.have











B.has










C.have been










D.has been

网友回答

C解析前行词被one of…修饰从句中谓语用复数，the only one of…修饰谓语用单数．
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