1.They are sweeping the streets  The streets are being swept

2.The mailman had already delivered the mail The mail had already been delivered the mailman

3.He used to borrow my pen  My pen used to be borrowed by him

4.He had to finish his work on time  His work has to be finished on time

5,You needn't do all the homework All the homework needn't be done 

6.You ought to tell him early He ought to be told early by you

7.They don't use the room very often The room isn't used very often

8.They must widen the road to school this year The road to school must be widen this year

9.Have you done your homework? Has your homework been done?

10.Did you finish your work early? Was your homework finished early by you ?

11.The house was dirty because she hadn’t cleaned it for weeks.

12.She is taking care of the baby girl. The house was dirty because it hadn't been cleaned by her for weeks.

13.Children should treat old men with respect. old men with respect should be treated by chirldren

14.She was wearing her new T-shirt when I met her yesterday. A new T - shirt was being worn when she was met by me yesterday.

15,The waiter brings me this dish.  This dish is brought to me (by the waiter).

16.Our friends send these postcards to us. These postcards are sent to us(by our friend).

17.Their grandmother told them this story when they visited her last week. This story was told to them(by their grandmother) when they visited her last week.

18.Tim ordered this train ticket for his mother. This train ticket was ordered for Tim’s mother.

19.You didn’t show me the special camaras. The special cameras weren’t showed to me.

20.She showed her ticket to the airline agent. Her ticket was showed to the airline agent(by her).

21.He lends his friend his new shoes. His new shoes are lent to his friends(by him).

22.She left her relatives five million pounds. Five million pounds was left to her relatives (by her).

23.The shop assistant handed these boxes to the customer.  These boxes were handed to the customer (by the shop assistant).

24.The board awarded the first prize to the reporter. The first prize was awarded to the reporter (by the board).

25.Have you sent the christmas cards to your family? have the christmas cards been sent to your family?

26.The committee appointed Alice secretary for the meeting. Alice secretary was appointed by the committee for the meeting

27.He hides the broken cup in the drawer. the broken cup is hided in the drawer

28.They keep this room tidy all the time. this room is kept tidy all the time

29.They all voted the party a great success. the party was voted a great success by them

30.We gave Ann some bananas and some flowers. Ann was given some bananas and some flowers.

31.They moved the fridge into the living room. The fridge was moved into the living room.

32.She bought some cups of tea to the visitors in the next room. some cups of tea were bought to the visitors in the next room.

33.They find the new project worthless. The new project is found worthless.

34.The secretary didn’t take the note to the manager. The note was taken to the manager by the secretary.

 The mail had already been delivered the mailman.

 Bị động(QKHT): S + had + been + V3 + (byO)

 His work had to finished on time.

 Bị động(QKHT): S + had + been + V3 + (byO)

 He ought to be told early.

 ought to + V_inf

 The room isn't used very often.

 Bị động(HTĐ): S + is/ am/ are + V3/ed + (byO)

 The road to school be widened this year.

 Have you homework been done?

 Was your work finished early?

 Fruit has to picked very early in the morning.

 Bị động(HTHT): S + have/ has + been + PP + (byO)

1.Light pollution happens.Animals change their behaviour patterns.

---> If_______________LIGHT POLLUTION DIDN'T HAPPEN, ANIMALS WOULDN'T CHANGE THEIR BEHAVIOR PATTERNS________________

2.Radioactive pollution is very dangerous. It can cause abnormal growth. (since)

=> RADIOACTIVE POLLUTION IS VERY DANGEROUS SINCE IT CAN CAUSE ABNORMAL GROWTH

3.Leaves are damaged. The tree cannot get enough food energy to stay healthy. (because)

=>BECAUSE LEAVES ARE DAMAGED THE TREE CANNOT GET ENOUGH FOOD ENERGY TO STAY HEALTHY

*Passive voice

1. The mailman had already delivered the mail.

=> THE MAIL HAD ALREADY BEEN DELIVERED BY THE MAILMAN

2.The students are going to hold a meeting.

=> A MEETING IS GOING TO BE HELD BY THE STUDENTS

1.the mail had already been delivered by the mailman

2.my pen was used to borrow by him

3.many new things had to be created by him

4.all the homework neednt to be done.

5.he ought to be told early

6.the room isn't used very often

7.the road must to be widened to school this year

8.has your homework been done?

9.was your work finished early?

10.fruit has to be picked very early by her in the morning

III-Change sentences into the passive voice (Present simple or Past simple) 

1-The mailman was delivering the mail at 8 this morning.

=>The mail was being delivered (by the mailman) at 8 this morning

2-The police are holding him for further questioning now.

=.He is being held for further questioning now

3-They are organizing a new race at the moment.

=>A new race is being organized at the moment

4-The postman was sending the bag to me at 8 last night.

=>The bag was being sent to me (by the postman) at 8 last night

5-They are holding the discussion in the hall now.

=>The discussion is being held in the hall now

6- People were carrying the chairs out into the garden.

=>The chairs were being carried out into the garden

7-Someone is showing my girl friend how to bath a baby now.

=>My girl friend is being showed how to bath a baby now.

8-Nam was watching TV between 8 and 9 last Sunday.

=> TV was being watched by Nam between 8 and 9 last Sunday 

1 Why wasn't he helped?

2 How many games have been played by the team?

3 Where is English sopken?

4 Who is being kept in the kitchen?

5 How can this safe be opened?

6 What books are being read this year?

7 How was the lost man found by the police?

8 Who are your children looked after by

9 How long has the doctor been waited for?

10 What time can their papers be handed by the boys?

11 Who are you lent this book by?

Viết lại câu từ chủ động sang bị động

1. They started a dancing class last week

→ A dancing class was started by them last week.

2. Mr Smith saw the accident

→ The accident was seen by Mr Smith

3. Somebody has taken my briefcase
→ My briefcase has been taken

4. The teacher returned our written work to us

→ Our written work was returned to us by the teacher

5. She has finished the report by noon

→ The report has been finished by her by noon

6. The mad dog bit the little boy

→ The little boy was bitten by the mad dog

7. The police have arrested five suspect

→ Five suspects have been arrested by the police

8. The doctor ordered him to take a long rest

→ He was ordered to take a long rest by the doctor

9. They are sweeping the streets

→ The streets are being swept by them

10. The mailman had already delivered the mail

→ The mail had already been delivered by the mailman

11. He had to finish his work on time

→ His work had to be finished on time

12. You needn't do all the homework

→ All the homework needn't be done.

13. You ought to tell him early

→ He ought to be told early

14. They don't use the room very often

→ The room isn't very often used.

15. They must widen the road to school this year

→ The road to school must be widened this year.

16. Have you done your homework?

→ Has your homework been done?

17. Did you finish your work early?

→ Was your homework done early?

18. She has to pick fruit very early in the morning

→ The fruit has to be picked very early in the morning

19. The house was dirty because she hadn't clenched it for weeks

→ The house was dirty because It hadn't been clenched for weeks

20. She is taking care of the baby girl

→ The baby girl is being taken care of by her

21. Children should treat old men with respect.

→ Old men should be treated with respect

Viết lại câu từ chủ động sang bị động

1. They started a dancing class last week

-> A dancing class was started last week (by them).

2. Mr Smith saw the accident

-> The accident was seen by Mr Smith.

3. Somebody has taken my briefcase

-> My briefcase has been taken.

4. The teacher returned our written work to us

- >Our written work was returned to us (by the teacher).

5. She has finished the report by noon

-> The report has been finished by noon (by her).

6. The mad dog bit the little boy

-> The little boy was bitten by the mad dog.

7. The police have arrested five suspects

-> Five suspects have been arrested by the police.

8. The doctor ordered him to take a long rest

-> He was ordered to take a long rest (by the doctor).

9. They are sweeping the street

-> The street is being swept (by them).

10. The mailman had already delivered the mail

-> The mail had already been delivered by the mailman.

11. He had to finish his work on time

-> His work had to be finished on time.

12. You needn't do all the homework

-> All the homework needn't be done.

13. You ought to tell him early

-> He ought to be told early.

14. They don't use the room very often

-> The room isn't used very often.

15. They must widen the road to school this year

-> The road to school must be widened this year.

16. Have you done your homework?

-> Has your homework been done ?

17. Did you finish your work early?

-> Was your work finished early ?

18. She has to pick fruit very early in the morning

-> Fruit has to be picked very early in the morning.

19. The house was dirty because she hadn't cleaned it for weeks

-> The house hadn't been cleaned for weeks.

20. She is taking care of the baby girl

-> The baby girl is being taken care of.

21. Children should treat old men with respect.

-> Old men should be treated with respect by children.

Viết lại câu từ chủ động sang bị động

1. They started a dancing class last week

→ A dancing class was started by them last week.

2. Mr Smith saw the accident

→ The accident was seen by Mr Smith

3. Somebody has taken my briefcase
→ My briefcase has been taken

4. The teacher returned our written work to us

→ Our written work was returned to us by the teacher

5. She has finished the report by noon

→ The report has been finished by her by noon

6. The mad dog bit the little boy

→ The little boy was bitten by the mad dog

7. The police have arrested five suspect

→ Five suspects have been arrested by the police

8. The doctor ordered him to take a long rest

→ He was ordered to take a long rest by the doctor

9. They are sweeping the streets

→ The streets are being swept by them

10. The mailman had already delivered the mail

→ The mail had already been delivered by the mailman

11. He had to finish his work on time

→ His work had to be finished on time

12. You needn't do all the homework

→ All the homework needn't be done.

13. You ought to tell him early

→ He ought to be told early

14. They don't use the room very often

→ The room isn't very often used.

15. They must widen the road to school this year

→ The road to school must be widened this year.

16. Have you done your homework?

→ Has your homework been done?

17. Did you finish your work early?

→ Was your homework done early?

18. She has to pick fruit very early in the morning

→ The fruit has to be picked very early in the morning

19. The house was dirty because she hadn't clenched it for weeks

→ The house was dirty because It hadn't been clenched for weeks

20. She is taking care of the baby girl

→ The baby girl is being taken care of by her

21. Children should treat old men with respect.

→ Old men should be treated with respect

@Uchiha_Shisui