Tomatoes are 25.000 dong .

->Tomatoes cost 25 000 dong

Our recess lasts for thirty minutes .

->We have a thirty-minute recess

Students have a Tet holiday that lasts for ten days.

->Students have a ten-day Tet holiday

They have two vacations that last for two weeks

=>They have two a two-week vacations

In my timetable , there isn't an English class on Friday

-> I have no English class on Friday ( in my timetable )

19. By next year the students will have completed their study. → __By next year, their study will have been completed by the students______________________________________________________________________
20. James might cook the dinner. → _______The dinner might be cooked by James_________________________________________________________________
21. Some students study grammar on the Internet. → _____Gramma is studied on the Internet by some students___________________________________________________________________
22. No one painted the building last year. → ___The building wasn't painted last year_____________________________________________________________________
23. Alexander Fleming discovered penicillin in 1928. → ___Penicillin was discovered by  Alexander Fleming in 1928 _____________________________________________________________________
24. John’s mother had raised him in a small town. → __John had been raised in a small town by John's mother______________________________________________________________________

25. The police are protecting the town. → ___The town is being protected by the police_____________________________________________________________________
26. I cannot fix the problems. → ___The problems can't be fixed_____________________________________________________________________
27. Many people bought the tickets for last night’s concert in Paris. → ____The tickets for last night’s concert in Paris were bought ____________________________________________________________________

28. Scientists have discovered new species of frog. → _____New species of frog have been discovered by scientists________________________________________________________

1.My father waters this flower every morning.
=>This flower is watered (by my father) every morning.
2.The manager didn’t phone the secretary this morning.
=>The secretary wasn’t phoned (by the manager) this morning.
3.The Greens are going to paint this house and these cars for Christmas Day.
=>This factory wasn’t built (by the Greens) during the Second World War.
4.The students have discussed the pollution problems since last week.
=>The pollution problems have been discussed (by the students) since last week.

1.My father waters this flower every morning.
=>This flower is watered (by my father) every morning.
2.The manager didn’t phone the secretary this morning.
=>The secretary wasn’t phoned (by the manager) this morning.
3.The Greens are going to paint this house and these cars for Christmas Day.
=>This house and these cars are going to be painted for Chrismas day by the Greens.
4.The students have discussed the pollution problems since last week.
=>The pollution problems have been discussed (by the students) since last week.

15 day

15 ngày

Học tốt nha

1. They will install solar panels on the roof of our house next week.
=> solar panels will bw installed on the roof of our house next week.
2. The plumber will check the cracks on the water pipes in two days.
=> The cracks on the water pipes will be checked by the plumber in two days.
3. They won't show this film next friday.
=> This film will not be shown next friday.
4. People won't burn foossil fuels for energy in the future.
=> Fossil fuels will not be burned for energy in the future.
5. We will use biogas for cooking and heating next year.
=> Biogas will be use for cooking and heating next yeay.

1. Football is being played by him with his friends.
2. Toys are often bought for her son by my sister.
3. My key has been lost for 3 days.
4. Her parents will be visited by Anna next week.
5. The window was broken by these kids.
6. This song is being listened to on YouTube by them.
7. Maths is studied by students every day.
8. This house was built by my dad 8 years ago.
9. English is spoken all over the world by people.
10. This museum is not visited very often by tourists.
11. When was this book translated into English by them?
12. The election is being held next week by them.
13. The door has never been opened before by them.

` @ L I N H `

1. Football is being played by him with his friends.
2. Toys are often bought for her son by my sister.
3. My key has been lost for 3 days.
4. Her parents will be visited by Anna next week.
5. The window was broken by these kids.
6. This song is being listened to on YouTube by them.
7. Maths is studied by students every day.
8. This house was built by my dad 8 years ago.
9. English is spoken all over the world by people.
10. This museum is not visited very often by tourists.
11. When was this book translated into English by them?
12. The election is being held next week by them.
13. The door has never been opened before by them.

1. We last went to Spain three years ago.
=> It is 3 years since we last went to Spain
2. We arrived in Budapest two days ago. (FOR)
=>We have arrived in Budapest for two days.
3. I have visited the Stone Forest once before. (SECOND)
=> This is the second time I have visited the Stone Forest.
4. Dung is very fond of travelling. (KEEN)
=>Dung is keen on travelling

. Rewrite sentences without changing meaning of the original ones.
1. We last went to Spain three years ago.
=> It is three years since We last went to Spain
2. We arrived in Budapest two days ago. (FOR)
=>We has been in Budapest for two days.
3. I have visited the Stone Forest once before. (SECOND)
=> This is the second time the Stone Forest.
4. Dung is very fond of travelling. (KEEN)
=>Dung is keen on travelling

1. This bouquet of flowers has been bought in that shop by my mother.

2. Jane's wallet has been found.

3. The report has been finished by our team.

4. My exercise has been finished for two days.

5. This movie has never been seen by him before.

6. The news has been heard by us already.

7. The contract has been signed by the employee.

8. Five concert tickets have been bought by these boys.

9. Computer science has been studied by his brother since April.

10. My cat has been taken care of well by my parents.

11. These reports have been typed by us for 1 hour.

12. The thief has been found by the police yesterday.

Mơn nà

1. My children watched TV two hour last night

-> How long did your children watch TV last night ?

2. It took him half an hour to drive to his office

-> How long did it take him to drive to his office ?

3. The weather was so nice and warm

-> What was the weather like ?

4. She visited many interesting places yesterday

-> How many interesting places did she visit yesterday ?

5. The students enjoyed the natural beauty of Đa Lat

What did the students enjoy of Da Lat ?

6. Her parent left for HN two days ago

-> Where did her parent leave for two day ago ?

7. The little girl played the piano very well

How did the little girl play the piano ?

8. My penpal friend likes the V.namese food

-> Who likes the Vietnamese food ?

9. The girls have waited for the teacher for an hour

-> How long have the girls waited for the teacher ?

cảm ơn nha!