Question

Combine each pairs of these sentences, using IF :

1. I can’t give you the answer because I don’t know. ……………………………………………….

2. Why don’t you apply for the job ? ………………………………………………………………..

3. I advise you to pay a visit to Nha Rong Harbor. …………………………………………………

4. But for his pension, he would starve. ………………………………………………………….....5. How about going to school by bus ? ……………………………………………………………..6. Mrs. Green has no money so he won’t travel to the world.………………………………………………………………………………………………………..

7. Rachel might fall her driving test. But she can take it again.………………………………………………………………………………………………………...

8. The office might be closed. In that case Minh won’t be able to walk in.………………………………………………………………………………………………………..

9. You haven’t got a pen, so you can’t write down the address.………………………………………………………………………………………………………..

10.The number on those houses in this apartment aren’t clearly numbered, therefore I find it difficult to find my cousin’s house.…………………………………………………………………………………………………………

c) Type 3 :

1. Jerry didn’t understand the lesson. He didn’t answer. …………………………………………………………………………………………………………

2. Carol didn’t answer the telephone because she was studying.…………………………………………………………………………………………………………

3. Because he didn’t study hard enough, he failed in the exam.…………………………………………………………………………………………………………

4. I was stuck in the traffic jam ; and that’s why I came late.…………………………………………………………………………………………………………

5. He had the flu because he went out in the rain last night.…………………………………………………………………………………………………………

6. John didn’t find the money. He didn’t return it.…………………………………………………………………………………………………………

7. I didn’t know you were there. I didn’t call you.…………………………………………………………………………………………………………

8. The heavy rain prevented everybody from going out.…………………………………………………………………………………………………………

9. Jimmy lent me the money. Otherwise, I would have gone out with business.…………………………………………………………………………………………………………

10.Without your help, I wouldn’t have succeeded this project. …………………………………………………………………………………………………………

d) Mixed practice :

1. Why don’t study hard ? …………………………………………………………………………..

2. Keep silent or you’ll wake the baby up. ………………………………………………………….

3. I don’t know the answer, so I can’t tell you. ……………………………………………………..

4. We got lost because we didn’t have the map. …………………………………………………….

5. My friend was so late, so he missed the train. ……………………………………………………

6. This car is too heavy for me to move. …………………………………………………………… 7. Morning exercises make me feel healthy. ……………………………………………………….

8. The church bells keep me from sleeping. …………………………………………………………

9. Without air, we would die. …………………………………………………………………..........

10. I advise him to stop smoking. ……………………………………………………………

Answer 1

Combine each pairs of these sentences, using IF :

1. I can’t give you the answer because I don’t know.

=> If I knew the answer, I would give you.

2. Why don’t you apply for the job ?

=> If I were you, I would apply for the job.

3. I advise you to pay a visit to Nha Rong Harbor.

=> If I were you, I would pay a visit to Nha Rong Harbor.

4. But for his pension, he would starve.

=> If he didn't have pension, he would starve.

5. How about going to school by bus ?

=> If I were you, I would go to school by bus.

6. Mrs. Green has no money so he won’t travel to the world.

=> If Mrs.Green had money, he would travel to the world.

7. Rachel might fall her driving test. But she can take it again.

=> If Rachel fails her driving test, she can take it again.

8. The office might be closed. In that case Minh won’t be able to walk in.

=> If the office is closed, Minh won't be able to get in.

9. You haven’t got a pen, so you can’t write down the address.

=> If you had got a pen, you could write down the address.

10.The number on those houses in this apartment aren’t clearly numbered, therefore I find it difficult to find my cousin’s house.

=> If the number on those houses in this apartment were clearly numbered, I wouldn't find it difficult to find my cousin’s house.

c) Type 3 :

1. Jerry didn’t understand the lesson. He didn’t answer.

=> If Jerry has understood the lesson, he would have answered it.

2. Carol didn’t answer the telephone because she was studying.

=> If Carol hadn't been studying, she would have answered the telephone.

3. Because he didn’t study hard enough, he failed in the exam.

=> If he had studied hard enought, he wouldn't have failed in the exam.

4. I was stuck in the traffic jam ; and that’s why I came late.

=> If I hadn't been stuck in the traffic jam, I wouldn't have come late.

5. He had the flu because he went out in the rain last night.

=> If he hadn't gone out in the rain last night, he wouldn't have had the flu.

6. John didn’t find the money. He didn’t return it.

=> If John had found the money, he would have returned it.

7. I didn’t know you were there. I didn’t call you.

=> If I had known you were there, I would have called you.

8. The heavy rain prevented everybody from going out.

=> If it hadn't been for the heavy rain, everybody would have gone out.

9. Jimmy lent me the money. Otherwise, I would have gone out with business.

=> If Jimmy hadn't lent me the money, I would have gone out with business.

10.Without your help, I wouldn’t have succeeded this project.

=> If it hadn't been for your help, I wouldn’t have succeeded this project.