Chuyển sang bị động:
1. Can you see Lan use my pen? …………………………………………………………………
2. It is easy for him to study Mathematic. ……………………………………………………………………
3. Is it dangerous for them to cut off the trees? …………………………………………………………………
4. It can be useful for you to use English fluently. ………………………………………………………………
5. You need to have your hair cut ……………………………………………………………
6. He doesn’t need to keep his bag all the time. …………………………………………………………………
7. Do you need to open the windows?. …………………………………………………………………
8. He wants someone to solve this problem. …………………………………………………………………
9. I want you to remember these difficult cases. …………………………………………………………………
Chuyển sang bị động:
1. Can you see Lan use my pen? …………………Can lan be seen using my pen?………………………………………………
2. It is easy for him to study Mathematic. ………………………It's easy for mathematics to be studied by him ……………………………………………
3. Is it dangerous for them to cut off the trees? ………………Is it dangerous for the trees be cut off…………………………………………………
4. It can be useful for you to use English fluently. …………………………It can be useful for E to be used fluently……………………………………
5. You need to have your hair cut …………………………Your hair need cutting…………………………………
6. He doesn’t need to keep his bag all the time. ………………………………His bag doesn't need to be kept all the time…………………………………
7. Do you need to open the windows?. ………………………Do the windows need to be opened?…………………………………………
8. He wants someone to solve this problem. ……………………………………He wants this problem to be solved……………………………
9. I want you to remember these difficult cases. …………………………I want these difficult cases to be remembered ………………………………………