1. I don’t buy it because I don’t have enough money.
----> If I HAD ENOUGH MONEY, I WOULD BUY IT.
2. I don’t go out it because I don’t have time.
----> If ………………………………………………………………………
3. He will go out. He will buy some bread.
----> If ………………………………………………………………………
4. I’m busy right now, so I can’t help you.
----> If ………………………………………………………………………
5. He’s very thin, that’s why he feels the cold so much.
----> If ………………………………………………………………………
6. I don’t have breakfast, so I am hungry now.
----> If ………………………………………………………………………
7. If John played for our football team, we would not lose the game.
----> Unless ………………………………………………………………………
8. If I won a big prize in a lottery, I’d give up my job.
----> Unless………………………………………………………………………
9. If you don’t like this one, I’ll bring you another.
----> Unless………………………………………………………………………
10. I’ll only help you if you promise to try harder.
----> Unless………………………………………………………………………
11.If she doesn’t work harder, she’ll lose her job

43. It’s raining, so we can’t have lunch in the garden.

=> If

44. Why don’t you reuse these paper bags?

=> If I

45. You’d better not touch that switch.

=> If I

46.. Because I don’t know Japanese, I can’t apply for the job.

=> If I

47. If she doesn’t work harder, she’lllose her job.

=> Unless

48. We will be late if we don’t take a taxi.

=> Unless

49. Work hard or you will fail the exam.

=> If you

50. We can’t have a foreign holiday because we don’t have enough money.

=> If we

51. You will pass this entrance examination with enough hard work.

=> If you don’t work

Rewrite each sentence beginning as shown, so that the meaning stays the same
1.If you hadn’t lend me the money, I wouldn’t have been able to buy new computer.
 Unless….
2. If she hadn’t helped me, I couldn’t have finished my project on time.
 Unless..
3. You’ll fail your exams if you don’t work harder.
 Unless…
4. We missed the train because we used an out-of-date timetable.
 If..
5. He looks unattractive because he never shaves.
 If..
6. The house is quite cold because I haven’t got central heating.
 If…
7. If I had a lot of money, I would buy a big house
 Were…
8. English people speak very quickly. Perhaps that’s why I don’t understand them.
If…
9. If I had passed the Entrance exam, my parents could have been happier.
 Had….
10. I didn’t work hard at school so I didn’t get a good job.
  If…
11. Without her help, I couldn’t have finished my project on time. (optional)
 If…

​

Rewrite each sentence beginning as shown, so that the meaning stays the same
1.If you hadn’t lend me the money, I wouldn’t have been able to buy new computer.
 Unless….
2. If she hadn’t helped me, I couldn’t have finished my project on time.
 Unless..
3. You’ll fail your exams if you don’t work harder.
 Unless…
4. We missed the train because we used an out-of-date timetable.
 If..
5. He looks unattractive because he never shaves.
 If..
6. The house is quite cold because I haven’t got central heating.
 If…
7. If I had a lot of money, I would buy a big house
 Were…
8. English people speak very quickly. Perhaps that’s why I don’t understand them.
If…
9. If I had passed the Entrance exam, my parents could have been happier.
 Had….
10. I didn’t work hard at school so I didn’t get a good job.
  If…
11. Without her help, I couldn’t have finished my project on time. (optional)
 If…

xin giup minh

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.

giúp e vs ạ

14.I don’t have a computer so I can’t type this letter myself. 

If……………………………….. 

15.Our crop doesn’t grow faster because we don’t have more rain. 

If……………………………………….. 

16.I am sorry that he gets up very late. 

I wish……………………………………. 

17.If he doesn’t finish his work he won’t go out today. 

Unless…………………………………………….. 

18.Our father takes us to the seaside every summer. 

We………………………………………………. 

19.People built that bridge five years ago. 

That bridge……………………………………. 

 20. Can you turn off the television for me? 

Would you mind……………………………? 

Bài tập 2: Viết lại những câu sau sử dụng từ gợi ý.
1. I don’t know your address, so I can’t write you a letter.
 If …………………………………………………………………………………………………..
2. I live in a countryside because I don’t have a house in the city.
 If …………………………………………………………………………………………………..
3. If you don’t start early, you will miss the train.
 Unless……………………………………………………………………………………………...
4. She didn’t call me last night because she didn’t know my phone number

 If…………………………………………………………………………………………………...
5. They cancelled the trip because it rained heavily.
 If ………………………………………………………………………………………………….
6. He is overweight. He eats too much
 If ………………………………………………………………………………………………….
7. The room is cold because they leave the door open.
 If ………………………………………………………………………………………………….
8. Unless she works hard, she will fail the next exam.
 If…………………………………………………………………………………………………..
9. I didn’t buy a bicycle because I didn’t have enough money.
 I would……………………………………………………………………………………………
10. You got into so much trouble because you didn’t listen to me.
 Had……………………………………………………………………………………………….

* Change the following conditional sentences into reported speech.
1. “If I were you, I wouldn’t buy that coat” she said.
She said …………………………………………………………………………………………………………………
2. “I could get a job easily if I had a degree,” said Susan.
Susan said ………………………………………………………………………………………………………………
3. “What would you do if you had three days off?” I asked him.
I asked him ………………………………………………………………………………………………………………
4. “If today were Sunday, we wouldn’t go to school,” they said to me.
They told me (that) ………………………………………………………………………………………………………
5. “What would you say if someone stepped on your feet?” he asked her.
He asked her ……………………………………………………………………………………………………………
6. “What would you do if you were a billionaire?” the man asked the woman.
The man asked the woman ……………………………………………………………………………………………
7. “What would you think if he did not come to see you?” Lan said to her friend.
Lan asked her friend ……………………………………………………………………………………………………
8. “They would be very disappointed if you did not come,” the man said to his daughter.
The man told his daughter ……………………………………………………………………………………………
9. “We would attend his birthday party if we were invited this evening,” they said to me.
They told me ……………………………………………………………………………………………………………
10. “If you saw my father, you would recognize him at once. He is the most extraordinary looking man,”she said to me.
She told me that …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

1. They are going to plant a lot of trees in the school yard.

→ A lot of ……………………………….………………………….

2. I don’t have enough money, so I can’t buy this motorbike.

→ If………………………………………………..…………………

3. Although they were tired, they tried to finish their project on time.

→ In spite of…………………………………………………………

4. “We may go sightseeing in Sapa next week.”

→ My friends told me that……………………………………………….

5. His room is untidy, so his mother is unhappy.

→ Because…………………………………………………………….

II. Rearrange the sentences using the following words:

1. about/ presentation/ water/ about/ air pollution?/ How/ and/ giving/ a/

………………………………………………………………………………………

2. is/ water/ for/ There/ on Earth./ plentiful/ life/

………………………………………………………………………………………

3. I/ ride/ bike./ primary school,/ started/ had learnt/ how/ By/ I/ the time/ a/ to/

………………………………………………………………………………………

4. stay/ City/ three/ We’ve/ for/ in/ decided/ Ho Chi Minh/ days./ to/

………………………………………………………………………………………

5. Mars/ in/ Scientists/ planning/ to explore/ future./ are/ people/ to send/ the near/

………………………………………………………………………………………

III. Make sentences using the words and phrases given:

1. I/ live/ on/ outskirts/ a city/ Viet Nam/now./

………………………………………………………………………………………

2. English/speak/ all/ the world./

………………………………………………………………………………………

3. Kangaroo/ be/ symbol/ Australia./

………………………………………………………………………………………