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Chuyển sang bị động
1. I have to find out a solution for my own problems
A SOLUTION HAS TO BE FOUND OUT FOR MY OWN PROBLEMS.
2. You had better call the police right now
THE POLICE HAD BETTER BE CALLED RIGHT NOW.
3. You had better send your printer to professional experts
YOUR PRINTER HAD BETTER BE SENT TO PROFESSIONAL EXPERTS.
4. You should have done all exercises before coming to the class
ALL THE EXERCISES SHOULD HAVE BEEN DONE BY YOU BEFORE COMING O THE CLASS.
5. She must have finished the task by then
THE TASK MUST HAVE BEEN FINISHED BY HER BY THEN
6. Nam ought to have completed his work by the time his boss turned up
NAM'S WORK OUGHT TO HAVE BEEN FINISHED BY HE TIME HIS BOSS TURNED UP.
1. He is unreliable. what he says___ be belived
1.A cannot B. must not C. may not D. might not
2. I was reading the book last night before I went to bed. I never took it out of this room. It___ be lying around here somewhere. Where __it be?
A. might- needn't B. can-should C. shoudn't-may D. must can
3. When you have a small child in the house, you___leave small objects lying around. SUch objects___ be swallowed, causing serious injury or even death
A. should-must B. should not- might C. needn't -may D. mustn't- can't
4. Jenny's engagement ring was precious. It ___ have cost a fortune
A. must B. should C. can D. needn't
5. I___ be at the meeting by 10:00 I will probably ___ take a taxi if I want to be on time
A. must- have to B. may- must C. should- needn't D. mustn't- shouldn't
6. You____ forget to pay the rent tomorrow. The landlord is very stict about paying on time
A. needn't B. mustn't C/ do not have to D. may not
7. I am not deaf. You__ shout
A. must B. mustn't C. need D. needn't
8. The lamp_____ be broken. Maybe the light bulb just burned out
A. should not B. might not C. must have been D. should have been
9. It is a stop secret. You___tell anyone about it
A. Mustn't B. needn't C. mightn't D won't
10. We have plenty of time for doing the work. We __ be hurried
A. needn't B. shouldn't C. mustn't D. mayn't
11. You ___ touch that switch, whatvever you do
A. mustn't B. needn't C. won't D. wouldn't
Ex1:
1/has just been promoted
2/has taken
3/have you been
4/have you saved
5/has risen
6/has been called
7/haven't offered
Ex2
1.My bike has been stolen
2.The class meeting has been postponed
3.A new school has been built near our house
4.Has Lan of change been informed?
5.Assignments haven't been finished
1.Perhaps he hasn't received the doctor's results yet.(may)
He..may not have received..the doctor's results yet.
2.It is likely that they have already left.(may)
They....may have already...left
3.My watch needs to be mended before i take the exam.(must)
I.......must have my watch manded.......before i take the exam.
4."Why don't you buy a bigger house, Sue" said Amos.(should)
Amos suggested_____that they should buy__a bigger house.
5.It's impossible that to do this because we have no time.(would)
If we..would need more time to...be able to do this.=> Not sure ==
1.Perhaps he hasn't received the doctor's results yet.(may)
He..may not have received..the doctor's results yet.
2.It is likely that they have already left.(may)
They....may have already...left
3.My watch needs to be mended before i take the exam.(must)
I.......must have my watch manded.......before i take the exam.
4."Why don't you buy a bigger house, Sue" said Amos.(should)
Amos suggested_____that they should buy__a bigger house.
5.It's impossible that to do this because we have no time.(would)
If we..would need more time to...be able to do this.
1. He was given a big present when he retired
2. I wasn't told all the details of the case
3. He was taken to the hospital in an ambulance
4. Why she wasn't helped ?
5. A meeting will be held by our class before May Day
6. Will she be invited to your wedding party ?
7. He will be told that news
8. What will the poor be done by the government ?
9. The kitchen is being painted now
10. The cake is being cut with a sharp knife by Mary
11. Dinner isn't be cooked by her now
12. Where is his bicycle repaired ?
13. Her homework was being done by her at this time yesterday
14. The house was being cleaned by me when he came
15. Where were English songs being sung by her at this time last Sunday ?
16. Some of my books have been taken away
17. I haven't ever been treated with such kindness
18. Have the windows of the lab been changed ?
19. How long that doctor has been waited for by her ?
20. Dinner had been had by us before 8 p.m yesterday
21. Had this house been built by the end of last year ?
22. Many reports had been sent to that company by him
23. You will have been brought the coffee by the waitress
24. A lot of ice-cream will have been eaten by the children by the time the party is over
25. How was the lost man found by the police ?
1. He has been given a lot of money
2. The English grammar has been explained by our teacher
3. All the students have been intited in the school
4. Have the Chrismast cards been sent to your family ?
5. The gifts have been opened by Jack
6. Has the package been delivered yet ?
7. A new hospital has just been built in our city by the workers
8. This song hasn't been listened for a long time
9. 20 trees have been planted by my father this week
10. She has been taken to the hospital
Change into passive:
1. Mark can't have stolen the money.
=>The money can't have been stolen by Mark
2. We should have informed the police
=>The police should have been informed
3. Maria might could have made a mistake
=>A mistake could have been made by Maria
4. The truck could have killed you
=>You could have been killed by the truck
5. He might have painted this picture before the war.
=>This picture might have been painted before the war
6. The police must have arrested the criminal by now.
=>The criminal must have been arrested by the police by now
7. They should have called the doctor immediately
=>The doctor should have been called immediately
8. She can't have invited her former husband
=>Her former husband can't have been invited
9. The fire may have damaged the house.
=>The house may have been damaged by the fire
10. He must have paid the electricity bill
=>The electricity bill must have been paid