Dưới đây là các câu đã chuyển sang dạng nghi vấn:

1. Did we decide to go home early yesterday?
2. Did we often play marbles when we were small?
3. Do they do their homework after dinner?
4. Do we have yoga class three times a week?
5. Is my favorite food noodles?
6. Did Susan tell me the truth about the robbery?
7. Should we take an umbrella when we go out?
8. Is the club not far from here?
9. Do I drink four bottles of water a day?
10. Can they sing some English songs?
11. Are they going to visit us tomorrow?
12. Did my mother take me to the zoo last weekend?
13. Does Kate usually spend most of her time reading?
14. Is the film about two women living in two different countries?
15. Are there various ways to save the environment clean?