LUONG PHUC THINH

. Dạng bị động của động từ khuyết thiếu S+ can/may/must/ought to/should/have to + vinf + o → s ( o) + can/may/must/ought to/ should/ have to + be + pp Ví dụ: We should keep the room tidy. → The room should be kept tidy. He can do the task with great care. → The task can be done with great care by him. 2. S+ want/ like/expect + so to vinf+ sthing → S + want /like/expect + sthing + to be pp Ví dụ: The teacher wants us to prepare our lessons carefully. → The teacher wants our lessons to be prepared carefully. They expected me to finish my work early. → they expected my work to be finished early. 3. S+ agree/arrange/determind/decide + to vinf+ sthing → S + agree/arange/determind/decide + sthing + should be + pp Ví dụ: She decided to rebuild the house → She decided that the house should be rebuilt. 4. S + need(s) + doing → S + need(s) + to be PP Ví dụ: The house needs cleaning → The house needs to be cleaned. The chickens need feeding → The chickens need to be fed. 5. S + think/expect/believe/estimate/say/report + that + so + VINF sthing → Cách 1: It is thought/expected/believed/estimated/said/reported that someone + do something → Cách 2: Someone is thought/expected/believed/estimated/said/reported to do something Ví dụ: People think he drives dangerously. → Cách 1: It’s thought that he drives dangerously. → Cách 2: He is thought to drive dangerously. People think he is a good teacher. → It is thought that he is a good teacher. → He is thought to be a good teacher. 6. S+ think/expect/believe/estimate/say/report + that + SO+ V2/ED+ something → Cách 1: It is thought/expected/believed/estimated/said/reported that someone + V2/ED something → Cách 2: Someone is thought/expected/believed/estimated/said/reported to have + done something Ví dụ: People say he was a teacher. → It’s said that he was a teacher. → He is said to have been a teacher. 7. It’s your duty to do something → You are supposed to do something (bổn phận của bạn là….) Ví dụ: It’s your duty to lock all the doors. → You are supposed to lock all the doors. 8. So + see/make/let + someone + do + something → So+is seen/made + to do something → So is let + do something Ví dụ: He made me stay outside yesterday → I was made to stay outside yesterday. The teacher let us go home early last week. → We were let go home early last week. 9. So + have + so + do something So + get + so + to do something → So + have + St + pp Ví dụ: He had his waiter carry the luggage home → He had the luggage carried home by the waiter. I got the postman to post the letter for me. → I had the letter posted for me by the postman. 10. Don’t do something → something musn’t be done It’s impossible to do something → something can’t be done It’s possible to do something → something can be done Ví dụ: Don’t touch this switch → This switch musn’t be touched It is impossible to do this → This can’t be done.

Bài Tập Áp Dụng

Chuyển các câu sau sang dạng bị động 1. They must do their task now. 2. He expected me to buy him a book. 3. They want him to invite them to the party. 4. They opened the road 10 years ago. 5. He can mend all chairs for you now. 6. We expected them to forgive us. 7. They allowed women to vote many years ago. 8. You should open the wine 3 hours before you use it. 9. They suggested making the test easier. 10. They think she is the most beautiful girl. 11. It’s your duty to make tea for the party. 12. They let their children go to the zoo last Sunday. 13. He had the neighbor mend the chair. 14. The walls need painting. 15. He made me clean all the plates last night. 16. Don’t close the door.

Chuyển các câu sau