Here are the appropriate tag questions for each sentence:

1. Lan enjoys watching TV after dinner, **doesn't he?**
2. Tam didn't go to school yesterday, **did he?**
3. They'll buy a new computer, **won't they?**
4. She can drink lots of tomato juice every day, **can't she?**
5. She may not come to class today, **may she?**
6. We should follow the traffic rules strictly, **shouldn't we?**
7. Your mother has read these fairy tales for you many times, **hasn't she?**
8. He seldom visits you, **does he?**
9. You've never been in Italy, **have you?**
10. That's Bob, **isn't it?**
11. No one died in the accident, **did they?**
12. I'm supposed to be here, **aren't I?**
13. Nothing is wrong, **is it?**
14. Nobody called the phone, **did they?**
15. Everything is okay, **isn't it?**
16. Everyone took a rest, **didn't they?**
17. Going swimming in the summer is never boring, **is it?**
18. Let's dance together, **shall we?**
19. Don't talk in class, **will you?**
20. Sit down, **will you?**
21. This picture is yours, **isn't it?**
22. Hao never comes to school late, **does he?**
23. You took some photos on the beach, **didn't you?**
24. He hardly ever makes a mistake, **does he?**

Feel free to ask if you need further assistance!