单句语法填空
1．Father：Are you free at the weekend, my dear daughter?
Mary：Yes．What are you going to do?
Father：Let’s watch the film The Day After Tomorrow, shall we?
Mary：Good idea．
2．—So you have never worked out in a gym before, have you?
—No, I haven’t．
3．You don’t take part in a marathon when you are ill, do you?
4．Henry thinks you are cheating your friends, doesn’t he?
5．Mary never does harm to others, does she?
6．Your sister has gone to the post office, hasn’t she?
7．You didn’t finish your homework on time, did you?
8．—You won’t listen to him, will you?
—No, I won’t．I don’t think he is right．
