. Hãy chuyển các câu sau sang dạng câu bị động.
1. She is writing a letter now. _______________________________________________
2. They speak French and English in Canada. _____________________________________
3. Nam can’t do that math. _______________________________________________
4. Wash your clothes. _______________________________________________
5. They have repaired this road. _______________________________________________
6. It is thought that he is singer. _______________________________________________
7. It is said that he stole this car. _______________________________________________