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1. This is the first time he went abroad.
=> He hasn't went abroad.
2. She started driving 1 month ago
=> She hasn't drived for 1 month
3. We began eating when it started to rain
=> We have eaten since it started to rain
4. I last had my hair cut when I left her.
=> I haven't cut my hair since I left her.
5. The last time she kissed me was 5 months ago
=> She hasn't kissed me for 5 months.
6. It is a long time since we last met.
=> We haven't met for a long time
7. When did you have it?
=> How long have you had it?
8. This is the first time I had such a delicious meal.
=> I haven't had such a delicious meal.
9. I haven't seen him for 8 days
=> The last day I've seen him was 8 days ago.
10. I haven't taken a bath since Monday
=> It is Monday since I took a bath.
1.keeping the environment clean is very important.-It's
=> It's very important to keep the environment clean.
2.It's three years since I last spoke to her-I haven't
=> I haven't spoken to her for three years.
3.How long is it since you used the car-When
=> When did you use the car?
4.We started living here 15 years ago-We have
=> We have lived here for 15 years.
5.We can't drink the water because it's too hot-The water isn't
=> The water isn't cool enough for is to drink.
6.It has been raining for five hours-It started
=> It started raining five years ago.
7.To help mom at home is a good activity-It is
=> It is a good activity to help mom at home.
8.I started learning English three years ago-I have
=> I have learned English for three years.
11.Sue is the most intelligent in her class.-No one
=> No one in her class is more intelligent than Sue.
13.No one has used this room for years-This room
=> This room has not been used for years .
14.This question is difficult to understand-It's
=> It's difficult to understand this question
15.Many people in the world speak English-English
=> English is spoken by many people in the world.
1. It's very important to keep the environment clean.
2. I haven't spoken to her for three years.
3.When have you used the car ?
4.We have live here for 15 years.
5.The water isn't cool enough to drink.
6.It started raining five-hours ago.
7.It is good for helping mom at home.
8.I have learnt English for 3 years.
11.No one is as intelligent as Sue.
13.This room hasn't been used for years.
14.It's difficult to understand.
15.English is spoken in the world by may people.
1. Ba has been collecting stamps for three years.
Hoặc Ba has collected stamps for three years.
2. We have lived here for twenty years.
3. It is five years since I last saw Nam.
4. The last time she invited us was four months ago.
5. I have known Susan since 2006.
6. Minh has had a digital camera since 2007.
7. Mai has played the piano since she was ten years old.
8. Barbara has been Ha Noi for five months.
9. It is two years since they started living here.
10. Your shoes and mine are not the same.
1. My father smoked a lot 5 years ago but now he gives it up.-> My father used.. to smoke a lot 5 years ago
2. The red dictionary is more expensive than the blue dictionary.->The blue dictionary isn't.as expensive as the red ones.
3. Tom wasn't hard-working/He couldn't get good marks. -> Tom wasn’t hard – working enough to get good marks.
4. Her hair is long and black -> she has long black hair.
5 . Swimming across this river is dangerous . -> It is dangerous to swim across this rive.
6 We have learned English for five years. -> We started to learn English for five years.
1. My father smoked a lot 5 years ago but now he gives it up.
-> My father used to smoke a lot (5 years ago).
2. The red dictionary is more expensive than the blue dictionary.
->The blue dictionary isn't so expensive as the red one.
3. Tom wasn't hard-working/He couldn't get good marks.
-> Tom wasn't hard-working enough to get good marks.
4. Her hair is long and black
-> She has got a long black hair.
5 . Swimming across this river is dangerous .
-> It is dangerous to swim across the river.
6 We have learned English for five years.
-> We started learning English five years a go.
1. Keeping the environment clean is very important.
→ It’s very important to keep the environment clean.
2. They will show the time machine to the public when they finish it.
→ The time machine will be shown to the public when it is finished.
3. He was delighted to receive his aunt’s letter.
→ He was delighted that his aunt sent him a letter.
4. Old car tires are recycled to make shoes and sandals.
→ People recycle old car tires to make shoes and sandals.
5. I’m very sad that I wasn’t accepted in that group.
→ I’m very sad not to be accepted in that group.
6. It’s three years since I last spoke to her.
→ I haven’t spoken to her for three years.
7. Tam doesn’t type as fast as she used to.
\(\rightarrow\) 7. Tam used to type faster than she does now.
8. “ Please turn down the radio for me”, said my father.
→ My father asked me to turn down the radio for him.
9. Lan will be fifteen next week.
→ It is Lan’s fifteenth birthday next week.
10. How long is it since you used the pen?
→ When did you use the pen?
1. Keeping the environment clean is very important.
=> It's very important to keep the enviroment clean.
2. They will show the time machine to the public when they finish
=> The time machine will be shown to the public when they finish
3. He was delighted to receive his aun'ts (hok hiểu chỗ này) letter.
=> He was delighted that his aunt's letter send to him.
4.Old car tires are recycled to make shoes and sandals.
=> People recycled old car tires to make shoes and sandals.
5. I'm very sad that I wasn't accepted in that group
=> I'm very sad not to accept in that group.
1. Ba began collecting stamps three years ago. -> Ba has collected stamps for three years.
2. We started living here twenty years ago. -> We have lived here for twenty years.
3. I haven’t seen Nam for five years. -> It is five years since i haven't nam.
4. She hasn’t visited us for four months. -> The last time she visited us four months ago.
5. I know Susan. I met her in 2006. -> I have met susan since 2006.
6. Minh has a digital camera. He bought it in 2007. -> Minh has had a digital camera since 2007.
7. Mai plays the piano. She started playing the piano when she was ten years old.
-> Mai has played the piano since she was ten years old.
8. Barbara is in Ha Noi now. She arrived there five months ago. -> Barbara has arrived hanoi for five months.
9. They started living here two years ago. -> It is two years since they have started living here.
10. My shoes are different from yours. -> Your shoes and mine are not similar.
1. Ba began collecting stamps three years ago. -> Ba has collected stamps for three years.
2. We started living here twenty years ago. -> We have lived here for twenty years.
3. I haven’t seen Nam for five years. -> It is five years since i haven't nam.
4. She hasn’t visited us for four months. -> The last time she visited us four months ago.
5. I know Susan. I met her in 2006. -> I have met susan since 2006.
6. Minh has a digital camera. He bought it in 2007. -> Minh has had a digital camera since 2007.
7. Mai plays the piano. She started playing the piano when she was ten years old.
-> Mai has played the piano since she was ten years old.
8. Barbara is in Ha Noi now. She arrived there five months ago. -> Barbara has arrived hanoi for five months.
9. They started living here two years ago. -> It is two years since they have started living here.
10. My shoes are different from yours. -> Your shoes and mine are not similar.
1. How long is it since you used the computer? -> When did you use the computer?
2. “Please turn down the radio for me,” said my father. -> My father asked us to turn down the radio for him.
3. It’s three years since I last saw her. -> The last timei saw her three years ago.
4. Nam doesn’t type as fast as he used to. -> Nam used to as fast as he now.
5. He last came back to his home village five months ago. -> He hasn’tcame back to his home village for five months.
6. “Would you please open the window for me, Tom,” the girl said.
-> The girl asked tom to open the window for her.
7. “Please put this bag on the shelf,” Mary said to David. -> Mary askeddavid to put this bag on the shelf.
8. I am 1.6 meter tall and so is he. -> His height and i are the same .
9. It is unsafe to go out alone very late at night. -> Going out alone very late at night is unsafe.
10. He often participates in outdoor activities during his summer vacation.
-> He often takes part in outdoor activities during his summer vacation.
11. Linda thinks it is a good idea to go to Nha Trang by train. -> Linda suggests.going to nha trang by train.
12. I swam in the sea last Sunday. -> I went to go swimming last sunday.
Ex1:Chia ĐT
1. In all the world, there (be) are only 14 mountains that (reach) reach above 8,000 meters.
2.He told me that he (take) would take a trip to California the following week.
3. That book (be)has been on the table for weeks. - Haven’t you (not read) read it yet ?
4. Half way to the office Paul (turn) turned round and (go) went back home because he (forget) had forgotten to turn the gas off.
5.I think Jim (be)has been out of town.
E.x 2:Khoanh
1. When I last saw him, he _____ in London.
A. has lived B. is living C. was living D. has been living
2. We _______ Dorothy since last Saturday.
A. don’t see B. haven’t seen C. didn’t see D. hadn’t seen
3. The train ______ half an hour ago.
A. has been leaving B. left C. has left D. had left
4. Jack ______ the door.
A. has just painted B. paint C. will have painted D. painting
5. My sister ________ for you since yesterday.
A. is looking B. was looking C. has been looking D. looked
6. I ______ Texas State University now.
A. am attending B. attend C. was attending D. attended
7. He has been selling motorbikes ________.
A. ten years ago B. since ten years C. for ten years ago D. for ten years
8. Christopher Columbus _______ American more than 500 years ago.
A. discovered B. has discovered C. had discovered D. had been discovering
9. He fell down when he ______ towards the church.
A. run B. runs C. was running D. had run
10. We _______ there when our father died.
A. still lived B. lived still C. was still lived D. was still living
11. They ______ table tennis when their father comes back home.
A. will play B. will be playing C. play D. would play
12. By Christmas, I _______ for Mr. Smith for six years.
A. will have been working B. will work C. have been working D. will be working
13. I _______ in the room right now.
A. am being B. was being C. have been being D. am
14. I ______ to New York three times this year.
A. have been B. was C. were D. had been
15. I’ll come and see you before I _______ for the States.
A. leave B. will leave C. have left D. shall leave
1. Keeping the environment clean is very important.
-> It's very important to keep the environment clean.
3. It’s three years since I last spoke to her.
-> I haven’t spoken to her for three years.
1. How long is it since you used the car?
-> When did you begin using the car?
5. We started living here 15 years ago.
-> We have lived here for 15 years.
6. We can’t drink the water because it’s too hot.
-> The water isn’t cold enough to drink.
7. It has been raining for five hours.
-> It started to rain five hours ago.
8. To help mom at home is a good activity.
-> It is a good activity to help mom at home.
9. I started learning English three years ago.
-> I have learnt English for three years
10. Could you give me that book?
-> Would you mind that book?
11. Sue is the most intelligent in her class.
-> No one in her class is more intelligent than Sue.
12. “Can you close the door for me?” Mai said to Minh.
-> Mai asked Minh to close the door.
13. No one has used this room for years.
-> This room was not used 1 years ago.
14. This question is difficult to understand.
-> It’s difficult to understand this question.
15. Many people in the world speak English.
-> English is spoken in the world.
->it's very important to keep...
->I haven't spoken to her for....
->you have lived here for ...
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