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1/ We won’t go out unless it stops raining.
We won’t go out if it doesn't stop raining.
2/ I will call the police unless you give back my bike
I will call the police if you don't give back my bike
3/ You wouldn’t be able to do this exercise unless your English were good
You wouldn’t be able to do this exercise if your English weren't good
4/ Unless we had enough rain, we couldn’t grow rice.
If we didn't have enough rain, we couldn’t grow rice.
5/ I wouldn’t buy it unless I could afford it.
I wouldn’t buy it if I couldn't afford it.
6/ I would refuse to go unless they paid my expenses.
I would refuse to go if they didn't pay my expenses.
IV. Rewrite these sentences using the wordgiven.
1) If we don’t leave now, we’ll be late for school. (unless)
=> Unless we leave now, we’ll be late for school.
2) If I don’t borrow Patrick’s lawn mower, it will take me ages to cut the grass.
(unless)
=> Unless I borrow Patrick’s lawn mower, it will take me ages to cut the grass.
3) The headache won’t go away unless you do something about it. (if)
=> If you don't do something about the headache, it won’t go away.
4) Unless they stop that noise, I’ll call the police. (if)
=> If they don't stop that noise, I’ll call the police.
5) She won’t find tickets for the concert if she doesn’t book them soon. (unless)
=> Unless she books them soon, she won’t find tickets for the concert.
6) He will never find a job unless he starts looking for one now. (if)
=> If he doesn't start looking for a job now, he will never find one.
7) Mum won’t let him go out if he doesn’t finish his homework first. (unless)
=> Unless he finishes his homework first, mum won’t let him go out.
8) You won’t finish on time if you don’t start now. (unless)
=> Unless you start now, you won’t finish on time.
9) The mirror will fall unless you use a strong nail. (if)
=> If you don't use a strong nail, the mirror will fall.
10) Unless you remind me, I’ll forget to post the letter. (if)
=> If you don't remind me, I’ll forget to post the letter.
11) Unless it rains, we’ll go to the football match. (if)
=> If it doesn't rain, we’ll go to the football match.
12) If the neighbours don’t stop making that awful noise, I’ll call the police.
(unless)
=> Unless the neighbours stop making that awful noise, I’ll call the police.
13) She won’t hear you if you don’t speak louder. (unless)
=> She won’t hear you unless you speak louder.
14) I’ll be back at six unless I have to work late. (if)
=> I’ll be back at six if I don't have to work late.
15) Unless you study harder, you’ll fail the test. (if)
=> If you don't study harder, you’ll fail the test.
16) We’ll go to the cinema tonight if I’m not too tired. (unless)
=> We’ll go to the cinema tonight unless I’m too tired.
17) Unless you read the instructions, you won’t know what to do. (if)
=> If you don't read the instructions, you won’t know what to do.
18) They’ll stay in a hotel if their relatives don’t have a spare room. (unless)
=> They’ll stay in a hotel unless their relatives have a spare room.
REWRITE THE FOLLOWING SENTENCES USING IF-> UNLESS
TYPE1
1. If he doesn't hurry, he will be late for school
-> unless he hurry, he will be late for school
2. unless it stops raining, we won't go out
-> if it doesn't stop raining, we won't go out
3. you will get success if you are patient
- unless you aren't patient,you will get success
4. those flowers will die if nobody waters them
- unless nobody doesn't water them,those flowers will die
5. no one can help him if he doesn't tell the truth
- unless he tell the truth,no one can help him
6. you will catch a cold unless you keep your feet dry
- if you don't keep your feet dry,you won't catch a cold
7. if i don't catch the plane, i will not be home by five
- unless i catch the plane, i will not be home by five
8. if you don't apologize, i will never speak to you again
-unless you apologize, i will never speak to you again
9. unless he gives me his number, i won't phone him
- if he doesn't give me his number, i won't phone him
10. he cannot do that exercise if he doesn't learn his lessons carefully
-unless he learn his lessons carefully,he can do that exercise
TYPE 2
1. unless the studied harder, he would fail the final exam
- if the didn't study harder, he would fail the final exam
2. unless the drank alcohol, he would pass the contest
- if the didn't drink alcohol, he would pass the contest
3. unless he phoned immediately, he wouldn't meet Mary
-if he didn't phone immediately, he wouldn't meet Mary
4/ if we didn't have a calculator, we couldn't work his more quickly
-unless we didn't have a calculator, we couldn't work his more quickly
5. if i weren't weak, i could walk
- unless i were weak, i could walk
6. if you weren't slow now, you could uiwn the race
- unless you were slow now, you could uiwn the race
7. if you didn't speak very quickly, the students could hear you well
- unless you spoke very quickly, the students could hear you well
8. if tom didn't invite me, i wouldn't go to the party
- unless tom invited me, i wouldn't go to the party
9. if they didn;t know his number now, they wouldn't give it to me
- unless they knew his number now, they wouldn't give it to me
10. unless he were careful, he would have serious accident
- if he weren't careful, he would have serious accident
EX3.
1. You could make better progress if you...attended (attend) class regularly
2. If I .knew... (know) his telephone number, I'd give it to you
3. If he worked more slowly, he..wouldn't make. (not make) so many mistakes
4. I shouldn't drink that wine if I.were.. (be) you
5. If someone (give)..gave.. you a boat, what would you (do)...do.?
6. If you are kind to me, I (be).will be.. good to you
7. He (come).would come... if you waited
8. If you (ring) rang..the bell, the servant would come
9. It is (not, rain)... a lot, the rice crop wouldn't grow -> sai đề rồi
10. If today (be) were..Sunday, we wouldn't have to work
EX4:
1. Keep silent or you'll wake the baby up
-> If...you don't keep silent,you'll wake the baby up...........
2. Stop talking or you won't understand the lesson
-> If....you don't stop talking,you won't understand the lesson.......
3. I don't know her number, so I don't ring her up
-> If..I knew her number,I would ring her up...................
4. I don't know the answer, so I can't tell you
->...If I knew the answer,I could tell you......................
5. We get lost because we don't have a map
-> If....we had a map,we wouldn't get lost...............
6. Susan felt sick because she ate four cream cakes
->If...Susan hadn't eaten four cream cakes,she wouldn't have felt sick...........
7. If anyone didn't come, we would phone you at once
-> Unless...anyone came,we would phone you at once..............
8. If we had enough rain, we couldn't grow rice
-> Unless...we had enough rain,we couldn't grow rice.................
(nhưng câu 8 cũng sai đề rồi :))) phải là if we didn't have enough rain,we couldn't grow rice thì đáp án mới như trên)
Use UNLESS instead of IF
1. If you do not like this one, I'll bring you another.
Unless............you like this one, I will bring you another..................................................
2. If she does not hurry, she'll be late.
Unless.............she hurries, she will be late........................................
3. If you are not careful, you'll cut yourself.
Unless...........you are careful, you will cut yourself...............................................
4. If you had not sneezed, he wouldn't have known that we were there.
Unless........you had sneezed, he wouldn't have known we were there
.....................................................
1. If you do not like this one, I'll bring you another.
Unless.....you like this one,i 'll bring you another........................................................
2. If she does not hurry, she'll be late.
Unless..she hurries, she'll be late...................................................
3. If you are not careful, you'll cut yourself.
Unless you are careful ,you'll cut yourself..........................................................
4. If you had not sneezed, he wouldn't have known that we were there.
unless you had sneezed, he wouldn't have known tha we were there
1.That book is too expensive ,so i am not going to buy it.
->If the book........................weren't expensive , I would buy it............
2.We do not go out very often because we can not afford it.
->If we....... went out very often ,we could afford it............................................
3.It is rainning ,so we can not have lunch on the patio.
->If it.....weren't rainning ,we could not have lunch on the patio.......
4.Water these plants or they will wither.
->If you..............don't water these plants, they will wither......................................
->unless you...................water these plants ,they will wither.................................
1.That book is too expensive ,so i am not going to buy it.
->If the book were cheap, I would buy it
2.We do not go out very often because we can not afford it.
->If we could afford it, we would go out more often
3.It is rainning ,so we can not have lunch on the patio.
->If it weren't raining, we could have lunch on the patio
4.Water these plants or they will wither.
->If you don't water these plants, they will wither
->unless you water these plants, they will wither
Rewrite sentence
1. I advice you to pay more attention to the road when driving
-> If I ____were you, I would pay more attention to the road when driving____
2. You'll have a headache tomorrow if you watch too much TV
-> Unless you stop ___watching too much TV, you'll have a headache tomorrow__
3. We don't have a garden, so we don't grow our own vegetables
-> If we ___have a garden, we will grow our own vegetables _____
4. Don't leave the milk out of the fridge or it'll go off
-> If _____you leave the milk out of the fridge, it 'll go off_____
5. Give me all your money or I'll kill you
-> Unless ____you give me all your money, I'll kill you____
6. I'm too busy to go out with you this evening
-> If I ___amn't too busy this evening, I'll go out with you____
7. He doesn't give you good advice because he isn't your true friend
-> If he ____gived you good advice, he would be your true friend____