Hoàn thành những câu sau 

8. That is your umbrella, ______?

9. Those aren't Fred's books, ______?

10. Something is wrong with Jane today, ______?

11. Everyone can learn how to swim, ______?

12. Nobody cheated in the exam, ______?

13. Nothing went wrong while I was gone, ______?

14. I am invited to your party, ______?

15. He'd better come to see me, ______?

16. He seldom visits you, ______?

17. You’ve never been in Italy, ______?

18. No one died in the accident, ______?

19. Going swimming in the summer is never boring, ______?

20. What nice gifts, ______?

21. Don't talk in class, ______?

22. Sit down, ______?

23. Nobody called the phone, ______?

24. Everything is okay, ______?

25. You have to leave early, ______?