IV. Rewrite the following sentences using if
1. He can’t go out because he has to study for his exam.
………………………………………………………………………………………
2. She is lazy so she can’t pass the exam.
………………………………………………………………………………………
3. He will pay me tonight; I will have enough money to buy a car.
………………………………………………………………………………………
4. He smokes too much; that’s why he can’t get rid of his cough.
………………………………………………………………………………………
5. She is very shy, so she doesn’t enjoy the party.
………………………………………………………………………………………
6. I will get a work permit. I will stay for another month.
…………………………………………………………………………………………
7. He doesn’t take any exercises. He is so unhealthy. ……………………………
8. We can’t get the ticket because I don’t have the right change.
………………………………………………………………………………………..
9. Study hard or you won’t pass the exam. ………………………………………….
10. Don’t be impatient or you will make mistakes. ……………………………………
Exercise 3: Use UNLESS instead of IF
EX: If you do not study hard, you will fail the exam. ->Unless you study hard , you will fail the exam
1. If you do not like this one, I’ll bring you another ->Unless………………………………………………
2. If she does not hurry, she’ll be late ->Unless ……………………………………………….
3. If you are not careful, you’ll cut yourself ->Unless ……………………………………………………
1. Unless they were absent now, they would meet the head master.
=> If …………………………………………………………………
2. Unless he cleaned up the car now, his boss could ask him to do this.
=> If …………………………………………………………………
3. If I didn’t know the number, I would not ring her up.=> Unless ………………………………………………………..
4. If Peter didn’t study hard, he could not get good marks.=>Unless……………………………………………
5. If my sister didn’t have a terrible headache she wouldn’t be absent from her class.
=> Unless …………………………………………………………………
6.Unless he refused everything, he would lose his family.
If………………………………………………………………………………………………………………
Bài 1: : Use “ if” in place of “ unless”
1/ We won’t go out unless it stops raining. -______________________________________________
2/ I will call the police unless you give back my bicycle. -_______________________________________
3/ You wouldn’t be able to do this exercise unless your English were good. -_________________________
4/ Unless we had enough rain, we couldn’t grow rice. -_______________________________________
5/ The fishermen couldn’t have caught a lot of fish unless they had had good nets. -_____________________
6/ I wouldn’t buy it unless I could afford it. -___________________________________________
7/ I would refuse to go unless they paid my expenses. -_______________________________________
8/ I don’t agree with his economic policy. I wouldn’t vote for him unless he changed it. -________________
9/ He wouldn’t have written unless he had heard news. -_______________________________________
10/ You might not have a terrible toothache unless you went to the dentist regularly
. II.Put the verbs in brackets in to the correct forms
1. The photograph would have been much better if it (be) lighter in the room.…………………………
2. He (die) if the surgeon hadn’t operated on him.……………………………………
3. Please don’t disturb him if he (be) busy.…………………………………
4. If ice (be) heavier than water, it wouldn’t float.………………………………………………………
5. If you had strained your ears, you (hear) a slight noise in the bushes.………………………………
6. If you had done as I talk you, you (succeed).……………………………………
.7. If I followed his advice, I (be) a fool.……………………………………………
8. If I (lose) my license, I shall lose my job. ……………………………………………………
9. If he had gotten one more mark, he (pass) the exam.………………………………………
10. If I make a promise, I (keep) it.……………………………………………………………
11. If I (have) enough money, I will buy a new skateboard.……………………………………
12. I would have been glad if he (visit) me in hospital.………………………………
.13. If they were rich, they (stay) at a hotel.………………………………………………
14. If he had offered me the job, I (take) it.…………………………………………………
15. She will be angry if you (not, tell) the truth.…………………………………………………………
16. If Jack (come) to my party, I would have danced with him.………………………………
17. If he (drive) more carefully, he would not cause an accident.……………………………………
18. The Millers (move) to the seaside if they had had children.……………………………
.19. If they take their medicine, they (feel) better.……………………………
20. If you had asked me, I (tell) you.………………………………
21. We (not, get) good marks if we don’t learn hard.……………………………………
.22. They would be glad if the rain (stop) soon.……………………………………………………
23. If he (not, go) back now, he will be late.………………………………………
24. If we had gone to London, we (see) the Tower …………………………………………
. 25. What on earth would you do if the brakes of your car
IV. Rewrite the following sentences using if
1 If he hasn’t to study for his exam , he can go out
2 If she isn’t lazy, she can pass the exam
3 If he won’t pay me tonight, he won’t have enough money to buy a car
4 If he doesn’t smoke too much, he can get rid of his cough
5 If she isn’t very shy, she will enjoy the party
6 If I won’t get a work permid, I won’t stay for another month
7 If he takes any exercises, he will so healthy
8 If we have the right change, we can get the ticket
9 If you don’t study hard, you won’t pass the exam
10 If you aren’t impatient, you won’t make mistakes
Exercise 3: Use UNLESS instead of IF
1 Unless you like this one, I’ll bring you another
2 Unless she hurries, she’ll be late
3 Unless you are careful, you’ll cut yourself
1 If they didn’t be absent now, they would meet the head master
2 If he didn’t clean up the car now, his boss could ask him to do this
3 Unless I know the number, I would not ring her up
4 Unless Peter study hard, he could not get good marks
5 Unless my sister have a terrible headache she wouldn’t be absent from her class
6 If he didn’t refuse everything, he would lose his family
Bài 1: : Use “ if” in place of “ unless”
1 We won’t go out if doesn’t stop raining
2 I will call the police if you don’t give back my bicycle
3 You wouldn’t be able to do this exercise if your English weren’t good
4 If you didn’t have enough rain, we couldn’t grow rice
5 The fishermen couldn’t have caught a lot of fish if they hadn’t had good nets
6 I wouldn’t buy it if I couldn’t afford it
7 I would refuse to go if they did pay my expenses
8 I don’t agree with his economic policy. I wouldn’t vote for him if he didn’t changed it
9 He wouldn’t have written if he hadn’t heard news
10 You might not have a terrible toothache if you didn’t go to the dentist regularly
II.Put the verbs in brackets in to the correct forms
1. The photograph would have been much better if it had been lighter in the room
2. He would have dead if the surgeon hadn’t operated on him
3. Please don’t disturb him if he is busy
4. If ice were heavier than water, it wouldn’t float
5. If you had strained your ears, you would have heard a slight noise in the bushes
6. If you had done as i talk you, you would have succeeded
7. If i followed his advice, i would be a fool
8. If i lose my license, i shall lose by job
9. If he had gotten one more mark, he would have passed the exam
10. If i make a promise, i will keep it
11 If I have enough money, I will buy a new skateboard
12 I would have been glad if he had visited me in hospital
13 If they were rich, they would stay at a hotel
14 If he had offered me the job, I would have taken it
15 She will be angry if you don’t tell the truth
16 If Jack had come to my party, I would have danced with him
17 If he drove more carefully, he would not cause an accident
18 The Millers would have moved to the seaside if they had had children
19 If they take their medicine, they will feel better
20 If you had asked me, I would have told you
21 We won’t get good marks if we don’t learn hard
22 They would be glad if the rain stopped soon
23 If he doesn’t go back now, he will be late
24 If we had gone to London, we would have seen the Tower
25. What on earth would you do if the brakes of your car didn’t work?