1. Do you smoke?
2. Do you know him?
3. I'll do my best.
4. What do you need?
5. We will do our best.
6. I do my laundry on Saturdays.
7. They do their chores when they arrive home.
8 He does nothing all day.
9. She does charity work when she has time.
10. I did my homework in record time.
11. We did everything we could to help.
12 . He did a somersault on the trampoline
13. I have done my homework.
14. He has done a good job.
15 . The video will show you how it is done.
16. The report was done on time.
17. Do you like my shirt?
18. Does he drive to work?
19. Does she like hamburgers?
20. Where do you live?
21. Did you visit a museum while you were there?
22.Did the bus arrive late?
23. Did she like the surprise?
24. Why did you say that?
25. I don't like junk food.
26. We don't need a dictionary.
27. He doesn't want to get out of bed.
28. It doesn't rain in the desert.
29. I didn't want to go
30. He didn't study for the exam.