单项选择题
A.See B.To see C.Saw D.Seeing
When did you see her? What （） then?A.was she doingB.did...
单项选择题When did you see her? What （） then?
A.was she doing B.did she do C.is she doing D.has she hone
When Jack arrived, he learned Mary （） for almost an hou...
单项选择题When Jack arrived, he learned Mary （） for almost an hour.
A.had gone B.had set off C.had left D.had been away
（）what she would do, she didn't say anything.A.AskB.Ask...
单项选择题（）what she would do, she didn't say anything.
A.Ask B.Asking C.Asked D.To ask
