12.I don’t think you’re seriously ill.

11.I think he is right. 　　　　　　　　　

10.You must have seen her yesterday, _______　　　　

9.If anybody comes here, he will be welcome, ___ ___________________________?

8.There were few people there, __ ______________________　?

7.Please turn down the radio, __ ______________________　?

6.There used to be an old stone bridge across the river,

_______________ _________　?

5.Let us do the jobs ourselves, ______________________　?

4.You need to have a good dictionary, _____ __________________　?

3.She must be a music lover, ____ ___________________　?