Rewrite these sentences by using the condition sentence:
1. She can’t be employed because she doesn’t have a college degree.
→ If _____________________________________________
2. I don’t have enough money. I can’t go on a long holiday this year
.→ If ______________________________________________
3. He is very slow, so we won’t give his such an important task
.→ ______________________________________________
4. She is lazy, so she can’t pass the exam.
→ If ______________________________________________
5. He works overtime to get more money because he has to pay father’s debt
.→ If ______________________________________________
6. City life isn’t enjoyable because everything is very expensive.
→ If _____________________________________________
7. She got bad mark because she didn’t learn hard.
→If ______________________________________________
8. I got lost because I forgot the map.
→If ______________________________________________
9. If anyone didn’t come, we would phone you at once.
→ Unless ______________________________________________
10. They were very angry because their friends didn’t come on time
.→ If _____________________________________________
 

CHUYỂN SANG CÂU ĐIỀU KIỆN LOẠI 2

11.There is serious water pollution.The factory does not treat its waste well.

…………………………………………………………………………………………………

12. I learn ten new items of vocabulary a day. I can speak English with foreigners.

…………………………………………………………………………………………………

13. She goes to an English speaking club every week. She speaks English fluently.

…………………………………………………………………………………………………

14. I can’t look trhe word up because I haven’t got a dictionary.

…………………………………………………………………………………………………

15. Nick can’t find the way because he hasn’t got a map.

…………………………………………………………………………………………………

16. We can’t take a trip to London because we don’t have enough money.

…………………………………………………………………………………………………

17. He coughs a lot because he smokes forty cigarettes a day.

…………………………………………………………………………………………………

18. I don’t write to my friends because I’m so busy.

…………………………………………………………………………………………………

19. Jack can get lost because he doesn’t have a map.

…………………………………………………………………………………………………

20. I don’t visit my grandmother because I live so far away.

…………………………………………………………………………………………………

Use conditional sentences type 2 to rewrite the sentences below. 41. You don’t save electricity. You pay a lot of money.  42. We don’t have enough money, so we don’t buy those new comics.  43. She is not free today, so she can’t go to the movie with her friends.  44. He is so lazy. He fails the final exam.  45. The weather is not fine. The children don’t play outdoors.  46. Thu cannot swim, so she doesn’t go to the swimming pool with her friends.  47. People don’t see the UFO, so they don’t call the National UFO Reporting Centre.  48. She doesn’t keep the refrigerator door closed, so she cannot save the energy.  49. There is much traffic, so the air is polluted by the waste smoke.  50. Ba isn’t fast enough to catch the school bus. 

EXERCISE 1: Rewrite the following sentences using “Unless”

1. I won’t go to school if I don’t feel better.

2. Tony will walk to you is you question him.

3. If you don’t put on your overcoat, you’ll be cold.

4. You will fail the exam if you don’t work hard.

5. You’ll get a cold if you don’t keep your feet dry.

6. If I don’t leave now, I’ll miss my flight.

7. If you aren’t going to the party, I won’t go.

8. I can’t send you a postcard if  you don’t give me your address.

9. If I won a big prize in a lottery, I’d build a school for the poor.

10. I’ll call the police if you don’t leave me alone.

EXERCISE 2: Rewrite the following sentences using conditional sentences type 2.

1. They are poor, so they can’t help us.

2. He doesn’t do this homework. He is always punished.

3. He doesn’t have enough time. He can’t help me.

4. She doesn’t take any exercise, so she is overweight.

5. He doesn’t have a bicycle, so he always goes to class late.

6. I am bad at English, so I can’t do homework.

7. He doesn’t practise speaking French, so he doesn’t speak it fluently.

8. The meeting can be cancelled because it snows heavily.

9. We don’t go because it will rain.

10. John is fat because he eats so many chips.

EXERCISE 3: Rewrite the following sentences using conditional sentences type 3

1. He didn’t hurry, so he missed the train.

2. We didn’t go because it rained.

3. We got lost because we didn’t have a map.

4. He lost his job because he was late everyday.

5. The dress was so expensive. She could not buy it.

6. Sue felt sick because she ate four cream cakes.

7. My brother left the car keys, so I had to pick him up at the station,

8. We didn’t go on holiday because we didn’t have enough money.

9. He didn’t have the ticket to the game last week. He wasn’t be able to get in.

10. Robert got a bad cough because he started smoking cigarettes.

Rewrite the sentences without changing the meaning.

1. He can’t go out because he has to study for his exam.

→ If ..................................................................................................................................

2. She is lazy so she can’t pass the exam.

→ If ..................................................................................................................................

3. He will pay me tonight; I will have enough money to buy a car.

→ If ..................................................................................................................................

4. He smokes too much; that’s why he can’t get rid of his cough.

→ If ..................................................................................................................................

5. She is very shy, so she doesn’t enjoy the party.

→ If ..................................................................................................................................

6. I get a work permit. I will stay for another month.

→ If ..................................................................................................................................

7. He doesn’t take any exercises. He is so unhealthy.

→ If ..................................................................................................................................

8. We can’t get the ticket because I don’t have the right change.

→ If ..................................................................................................................................

9. Study hard or you won’t pass the exam.

→ If ..................................................................................................................................

10. Don’t be impatient or you will make mistakes.

→ If ..................................................................................................................................

I. REWRITETHE SENTENCES BY ANOTHER WAY

1- We can’t take a trip around Europe because we don’t have enough money. => If we ………………………………………………………………………………………

2.Heinrich Hertz disvovered Radio Waves. => Radio waves.........................................................................................................................

3. The wind blew our tent over in the night. => Our tent................................................................................................................................

4. People played chess for around two thousand years. => Chess....................................................................................................................................... 5. Have you won the gold medal? => Has the gold medal............................................................................................................?

6.I am not a president so I can’t do anything to help the people in the disaster. => If I were............................................................................................................................

7. I am not his mother , I can’t ask him to tidy his room everyday. => If I.......................................................................................................................................

8. The beach isn’t clean, so there aren’t more tourists here. => If the beach...............................................................................................................................

9. The polluted from the air makes people were ill. => Because people breath...........................................................................................................

10. The fumes from cars make people cough. => Because people breath............................................................................................................

11. I am not you so I can’t buy this house. => If I........................................................................................................................................

12. Eating too much sugar can result in health problems .( lead to) =>.............................................................................................................................................

3- Since some people have drunk contaminated water, they need medical help  Some people have drunk contaminated……………………………………………………

14. All flights had to be cancelled as a result of the pilot’s strike . ( so) =>..............................................................................................................................................

15. If you could swim , you would go scuba diving with Terry. ( because) => .......................................................................................................................................... (Because I can’t swim, I am not go go scuba diving with Terry)

16. The storm had weakend when the rescue workers arrived in the area. => After....................................................................................................................................

17.The water temperature increases. Some aquatic creatures are unable to reproduce. =>............................................................................................................................................... ( Combine each pair sentences to make a conditional sentence Type 1)

18.People get more diseases. The air is polluted. =>.......................................................................................................................................... ( Combine each pair sentences to make a conditional sentence Type 1)

19.Students are more aware of protecting the environment. Teachers teach environmental issues at school. => ............................................................................................................ ( Combine each pair sentences to make a conditional sentence Type 1)

20.There are so many billboards in our city. People can’t not see clearly. => …………………………………………………………………………………………… ( Combine each pair sentences to make a conditional sentence Type 2)

21. We turn on the lights all day. We have to pay a lot of money for electricity a month. =>…………………………………………………………………………………………. ( Combine each pair sentences to make a conditional sentence Type 2)

22.People throw litter on the ground. Many animal eat litter and become sick. ( because) =>......................................................................................................................................

23. He can’t see the stars at night.There is too much light pollution. ( due to) =>...................................................................................................................................................

24- My father finished repairing our roof, then he went to help our neighbors after the storm last night. Before my father …………………………………………………………………………….

25. The oil spilled .Many seabirds were dead. ( because of) =>...................................................................................................................................................

26.We have decided to cancel our picnic. It’s forecast to rain tommorrow. ( since or because) =>............................................................................................................................................

27. Acid rain is dangerous. Trees’ leaves are damaged. ( because of) =>...........................................................................................................................................

28.The area is uninhabitable. The Chernobyl nuclear accident happened. ( Make) =>...........................................................................................................................................

29.Noise pollution happens. There is a change in animals’ living pattern. ( causes) =>.........................................................................................................................................

30. They quickly send food and medical supplies to the victims of the typhoon  Food and medical ………………………………………………………………………

31. I am poor so I can’t buy this expensive car. =>.......................................................................................................................................... ( Combine each pair sentences to make a conditional sentence Type 2)

32. They are going to service our car by a mechanic tomorrow morning. =>Our car is going.................................................................................................................

1. she didn't speak to him because she was shy

If..............

2. we didn't visit the museum because we hadn't time

If................

3. we didn't go by air because we hadn't enough money.

If...................

4. he was late because he missed the train

If.......................

5. I didn't get a taxi because I didn't have any money on me

If................

6. we didn't go out because of the rain

If......................

7. Alan lost our number so he didn't phone us

If....................

8. susan felt sick because she caught in the rain on the way home yesterday

If..........

9. we didn't make a cake because we forgot to buy eggs

If.......................

10.I couldn't buy that book because I didn't have enough money.

If................

31. . Be careful or you may have an accident.

ð If ...

32. . phone your parents or you have a trouble.

ð If

33. . She doesn’t have enough money, so she can’t buy that book

ð If

34. She can't go to school today because she is ill.

ð If she

35. We don’t go on holiday because the weather is bad.

à If

36. We got lost in the jungle because we didn’t have a map.

-> If we had

37. Work hard and you will pass the exam.

@ If you

38. If we get a key , we will able to get into the house.

=> Unless

39. My advice is that Mary should apply for that job.

=> If I

40. Unless the weather is bad, we’ll go on a picnic tomorrow.

=> If the weather_

41. Why don’t you use energy-saving bulbs?

=> If

42. I want to have a new computer, but I don’t have enough money.

=> If I