Chuyển các câu sau sang câu bị động:
----- Nội dung dịch tự động từ ảnh -----
Turn into Passive voice :
1.They have changed the date of the meeting.
2. My mother has made that cake.
S+ have/has + been + P2+by+ O
3. They has prepared a dinner before we come.
4. They have provided the victims with food and clothing.
5. No one has ever treated me with such kindness.
6. Science and Technology have completely changed human life.
7. Have they changed the window of the laboratory?
8. Has Tom finished the work?
9. How long have they waited for the doctor?
10. The police have arrested three men