16. The weather in China_______ very cold, isn’t _______?

15. You’re going to have a meeting, ________ ________?

14. He must be at home, ________　 ________?

13. I’m your good student, ________ _______?

12. Let us go, ________ ________?

11. Let’s be friends, _______　 ________?

10. Open the door, _______ ________?

9．Nothing is wrong with the watch, _______　 ________?

8．Mary can speak little English , ________　 _________?

7．The man had bread for lunch, _________　 _________?