1. An ambulance has just been sent to the school.
-> Câu bị động hiện tại hoàn thành: S + have/has + been + Vpp
2. Nam told Hoa not to interrupt him while he was speaking.
-> told SO + to V/ not to V
3. In spite of his broken leg, he managed to get out of the car.
-> In spite of + N/Ving = Although + S + V: mặc dù
4. He began studying English 3 years ago.
-> begin + Ving/ to V
