---Howlong________inShanghai,David?---Justfortheweekend．Thenwe’llgoback

发布时间：2020-08-07 09:03:30

---How long ________ in Shanghai, David?---Just for the weekend．Then we’ll go back to Hangzhou．A.have you stayedB.have you been stayingC.are you stayingD.did you stay

网友回答

C解析从“Then we’ll go back to Hangzhou”可知，David还没到上海，应用将来时；stay的进行时形式可表将来。
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