-Ican'twalkanylonger,Mum．-Why?________,dear?A.WhathashappenedB.Whatdid

发布时间：2020-08-04 23:58:46

-I can't walk any longer, Mum．-Why?________, dear?A.What has happenedB.What did you happenC.What have you happenD.What is happened to you

网友回答

A解析happen是不及物动词，没有被动语态，D项可以排除．happen的主语往往是物，而不是人，表示“某人发生了某事”要用sth happen to sb这种结构．
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