1. Our sources of energy will soon end if we don't try to save them 

Unless.we try to save our sources of energy, they will soon end  ................................................................................................

2. Barbare plays chess better than Mike

Mike doesn't ....play chess as well as Barbare ....................................................................................

3. We will probably visit Japan in the future.

We might ...visit Japan in the future.​............................................................................................

4. My brother can run very fast

My brother is....a fast runner.......................................................................................

5 . Uless we protect the envirronment,we will destroy ourselves

If ....we don't protect the environment,we will destroy ourselves........................................................................................................

6. Uless she is more hard working , she will get low marks

If ....she isn't more hard working , she will get low marks...........................................................................................................

7. Uless he listens to his parents,he will fail

If ...he doesn't listen to his parents,he will fail.............................................................................................................

8. They began watching the movie one hour ago

They have .watched the movie for one hour................................................................................................

9 . He last cried ten years ago

He has.....never cried for ten years.....................................................................................................

1. Unless we try to save our sources of energy, they will soon end.

2. Mike doesn't play chess as good as Barbare.

3. We might visit Japan in the future.

4. My brother is fast runner.

I/ rewrite the sentences with the words given

1. She began to teach at this school in 2005

-> She has taught at this school since 2005.

2. They began to learn English 4 years ago

-> They have learned English for 4 years.

3. We finished our homework yesterday

-> we have finished our homework since yesterday .

4. I last saw her 5 months ago

-> I haven't seen her for 5 months .

5. The last time i went fishing was in 2004

-> I haven't gone fishing since 2004.

6. It is many years since we last met him

->We haven't met him for many years.

7. It is a long time since she visited my family

-> She hasn't visited my family for a long time.

8. Why don't we take a bus to school?

-> How about taking a bus to school?

9. I think we should put some garbage bins here

-> What about putting some garbage bins here?

10. Let's do something to help the children

-> How about doing something to help the children?

11. Let's take these bottles to a recycling center

-> I suggest that we should take these bottles to a recycling center.

12. Why don't we reuse those plastic bags?

-> I suggest that we should reuse those plastic bag.

13. How about replace the broke window?

-> I suggest that we should replace the broke window.

14. If it doesn't rain, we will have lunch in the garden

-> Unless it rains, we will have lunch in the garden.

15. If you don't study harder, you will fail the exam

-> Unless you study harder, yu will fail the exam.

16. If they are not careful, they will lose all the money

-> Unless they are careful , they will lose all the money.

17. Unless she studies harder, she will fail the exam

-> If she doesn't study harder, she will fail the exam.

18. Unless you stop smoking, you will die soon

-> If you don't stop smoking, you will die soon.

19. Unless it is rainy, we will have lunch outdoor

-> If it isn't rainy, we will have lunch outdoor.

20. Drive carefully or you will kill yourself

-> If you don't drive carefully, you will kill yourself.

21. Keep silent or you will wake up the baby

-> if...

22. Don't go out or you will get a cold

-> If you go out, you will get a cold.

23. Don't fish here or you will be fined heavily

-> If you fish here, you will be fined heavily.

24. He drove carelessly, so he caused the accident

-> Since he drove carelessly, he caused the accident.

25. It snowed heavily, so we couldn't go out

-> We couldn't go out because it snowed heavily.

26. It began to rain, so they stopped working

-> Because it began to rain , they stopped working.

27. I got up late, so i didn't have tine for breakfast

-> i didn't have tine for breakfast because I got up late.

28. The film was boring, so he turned off the TV

-> Since the film was boring, he turned off the TV.

29. Hoa was careless, so she broke vase

I/ rewrite the sentences with the words given

1. She began to teach at this school in 2005

-> She has taught at this school since 2005.

2. They began to learn English 4 years ago

-> They have learned English for 4 years.

3. We finished our homework yesterday

-> we have finished our homework since yesterday .

4. I last saw her 5 months ago

-> I haven't seen her for 5 months .

5. The last time i went fishing was in 2004

-> I haven't gone fishing since 2004.

6. It is many years since we last met him

->We haven't met him for many years.

7. It is a long time since she visited my family

-> She hasn't visited my family for a long time.

8. Why don't we take a bus to school?

-> How about taking a bus to school?

9. I think we should put some garbage bins here

-> What about putting some garbage bins here?

10. Let's do something to help the children

-> How about doing something to help the children?

11. Let's take these bottles to a recycling center

-> I suggest that we should take these bottles to a recycling center.

12. Why don't we reuse those plastic bags?

-> I suggest that we should reuse those plastic bag.

13. How about replace the broke window?

-> I suggest that we should replace the broke window.

14. If it doesn't rain, we will have lunch in the garden

-> Unless it rains, we will have lunch in the garden.

15. If you don't study harder, you will fail the exam

-> Unless you study harder, yu will fail the exam.

16. If they are not careful, they will lose all the money

-> Unless they are careful , they will lose all the money.

17. Unless she studies harder, she will fail the exam

-> If she doesn't study harder, she will fail the exam.

18. Unless you stop smoking, you will die soon

-> If you don't stop smoking, you will die soon.

19. Unless it is rainy, we will have lunch outdoor

-> If it isn't rainy, we will have lunch outdoor.

20. Drive carefully or you will kill yourself

-> If you don't drive carefully, you will kill yourself.

21. Keep silent or you will wake up the baby

-> If you don't keep silent, you will wake up the baby.

22. Don't go out or you will get a cold

-> If you go out, you will get a cold.

23. Don't fish here or you will be fined heavily

-> If you fish here, you will be fined heavily.

24. He drove carelessly, so he caused the accident

-> Since he drove carelessly, he caused the accident.

25. It snowed heavily, so we couldn't go out

-> We couldn't go out because it snowed heavily.

26. It began to rain, so they stopped working

-> Because it began to rain , they stopped working.

27. I got up late, so i didn't have tine for breakfast

-> i didn't have tine for breakfast because I got up late.

28. The film was boring, so he turned off the TV

-> Since the film was boring, he turned off the TV.

29. Hoa was careless, so she broke vase

1. The last time we visited Ha Long Bay was ten years ago.

è We have not visited Ha Long Bay for ten years.

2. The last time I saw her was many years.

è I have __not seen her for many years________________________

3. The last time I met Nam was in January.

è I have _____not met Nam since January_____________

4. Peter has not written to Mary for two months.

è The last time _________Peter wrote to Mary was two months ago__________

5. The last time they went to the movies was ten years ago. (been)

è They ____have not gone to the movies for ten years__________

2. The last time I saw her was many years.

è I have ___not seen het for a long time_________

3. The last time I met Nam was in January.

è I have ____not met Nam since January____

4. Peter has not written to Mary for two months.

è The last time ____Peter wrote to Mary was 2 months ago__

5. The last time they went to the movies was ten years ago. (been)

è They ____haven't been to the movies for 10 years_______

1. It's ten years since they last saw their uncle

2. We haven't been to Hanoi before

3. I haven't seen him since 1997

1. It's ages since I saw her

2. I haven't met George for two weeks

3. They arrived here three months ago

4. We have not met each other for five days

5. Haven't you tasted one before?

6. I haven't smoked a cigarette for ten years

7. It's two weeks since I last drank wine

8. I came to Istanbul in January

9. They have been to Ankara for two years

10. This is the first time she has been to Rome

Viết lại câu

1. We haven't seen her since we left univerity

=> The last time.......we saw her was when we left university ..............

2. It's five years since I last saw Nam

-> I haven't seen.........seen nam for 5 years.........

5. They started living here last month

=> They have........lived here since last month........

1.They last talked to each other two months ago. ---> They haven't talked to each other for two months.

2.The last time she saw her elder sister was in 1999. --->She hasn't seen her elder sister since 1999.

3.She hasn't written to me for years.---> It's years since she wrote to me.

4.Robert and Catherine have been married for ten years.--->It's ten years Robert and Catherine married.

5.It's two weeks since they deaned their room.----->They haven't cleaned their room for two weeks.

6.It's over six months since John had his hair cut.---->John has had his hair cut for over six months.

7.how long is it since he wrote to you?--->When was the last time he wrote to you?

8.I last had my hair cut when I left her.--->I haven't had a new hair cut since I left her.

9.The last time she kissed me was 5 months ago.--->She hasn't kissed me for 5 months.

10.It is a long time since we last met.--->We haven't met for a long time.

11.I haven't seen him for 8 days.-->The last time I saw him was 8 days ago.

12.I haven't taken a bath since Monday.-->It is last Monday since I took a bath.

13.It's 2 years since i had a punture.--->I have had a punture for 2 years.

14.It's 2 months since he earned any money.--->He has earned any money for two months.

1 , They haven't talked to each other for two months

2, she hasn't seen her elder sister since 1999

3,It's years since she wrote to me

4,It's ten years Robberts and Cathetine married

5, They haven't cleaned their room for two weeks

Chúc bạn học tốt

BÀI 1 .REWRITE THESE SENTENCES BY USING CONDITIONAL SENTENCE TYPE 1 (câu điều kiện loại 1)

1.Stay here and you will feel save .

If you stay here, you will feel save .

2.Pay electricity bill today or your electricity will be cut off .

If you don't pay electricity bill today, your electricity will be cut off .

3.Stop smoking other wise your cough may be worse.

If you don't stop smoking, your cough may be worse.

4.Unless we use less fossil fuel , they will be run out soon .

If we don't use less fossil fuel, they will be run out soon .

5.Unless it stops raining today , we may be faced with a serious flood .

If it didn't stop raining today, we may not be faced with a serious flood .

6.Do morning exercises regularly and your body will be fitter.

If you do morning exercises regularly, your body will be fitter.

7.Unless we renewable energy , we will have notthing for the future generation.

If we don't renewable energy, we will have nothing for the future generation.

8.The climate will change unless we reduce the use of non - renewable energy

If we don't reduce the use of non - renewable energy, the climate will change.

9.Lock all the doors and noone can break into your house.

If you lock all the doors, no one can break into your house.

10.Unless we continue hunting polar bears , they will become extinct in near future.

If we continue hunting polar bears, they will become extinct in near future.