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a. Put the verb in brackets into the correct tense:
1.If I see him, I (give) ...........will give............................ him a gift.
2.If he (study) ...............studies..................... hard, he can pass the exam.
3.Rice plants (grow) ..........will grow...................... if there is enough rain.
4.If she (not hurry) .........does not hurry........................, she may be late.
5.If I tell you a secret, ..will............. you (promise) ......promise.................. not to tell it to anyone ?
1. I would be surprised if Ann came to see us now.
2. If we had enough money,we would go on holiday
3. Unless you do these exercises more carefully, you will fail the exam.
4. If I knew the answer, I could tell you.
5. If she knew French, she could apply for the job
6. Unless she cam here now, we'd come back home
7. Unless you are careful, you will be able to get the job
8. If it rains soon, the tree won't die
* Rewrite the sentences.
1. It is late now; I don't think Ann will come to see us.
-> I would be surprised if __________Ann came to see us________.
2. We don't go on holiday because we don't have enough money.
-> If _________we had enough money, we would go on holiday_________.
3. Do these exercises more carefully or you will fail the exams.
->Unless_________you do these exercises more carefully, you will fail the exams_________.
4. I do not know the answer so I cannot tell you.
-> If _________I knew the answer, I could tell you_________.
5. She can't apply for the job because she doesn't know Frencj.
-> If she knew__________Frencj, she could apply for the job________.
6. If she didn't come here now, we'd come back home.
-> Unless__________she came here now, we'd come back home________.
7. Be careful or you will not be able to get the job.
-> Unless__________you are careful, you won't be able to get the job________.
8. The trees will die unless it rains soon.
-> If_________it doesn't rain soon, the trees will die_________.
I. Use UNLESS instead of IF:
1. If you are not careful, you will cut yourself with that knife
- Unless...........you're careful,you will cut yourself with that knife........
2. If you do not like this one, i'll bring you another
- Unless.......you like this one, I'll bring you another........
3. She'll be late if she does not hurry.
- Unless.........she hurries,she'll be late.........
4. If you doesn't sneeze, he won't know that we are there.
- Unless........you sneeze, he won't know that we are there..........
5. If she does her hair diffrently, she will look quite nice.
- Unless........she does her hair differently she will look quite nice........
II. Make conditional sentences according to the fact provided (type1)
1. Keep silent or you wake the baby
- ............................if you don't keep silent, you will wake the baby up..................................
2. Go right now or you'll be late for the train.
-...............................unless you go right now, you'll be late for the train........................
3. Practice speaking English regularly or you will not pass this entrance exam.
-...........................unless you practice speaking english regularly, you won't pass this entrance exam ........................
III. Rewrite the sentences below so that their meaning stay the same.
1. I'll call the police ì you don't leave me alone.
Unless...you leave me alone, I'll call the police.........................................................
2. You can't visit Moscow unless you get a visa.
If you........don't get a visa, You can't visit Moscow..........................................................
3. Unless he phones right now, he won't get any ìnormation.
If.......he doesn't phone right now, he won't get any ìnormation.......................................................................
IV. Rewrite the sentences: (TYPE I)
1. Work hard and you will pass the exam.→→ If...you work hard, you will pass the exam........
2. Hurry up or you'll be late for class.→→If you.....don't hurry up, you'll be late for class......
3. Stop borrowing money , or you'll be in trouble.→→If....you don't Stop borrowing money , or you'll be in trouble......
III. Rewrite the sentences below so that their meaning stay the same.
1. I'll call the police ì you don't leave me alone.
Unless you leave me alone, l'll call the police ...........................................................
2. You can't visit Moscow unless you get a visa.
If you don't get a visa,you can't visit Moscow .................................................................
3. Unless he phones right now, he won't get any ìnormation.
If he doesn't phone right now,he won't get any information ............................................................................
IV. Rewrite the sentences: (TYPE I)
1. Work hard and you will pass the exam.→→ If you work hard ,you will pass the exam ..........
2. Hurry up or you'll be late for class.→→If you don't hurry up,you'll be late for class..........
3. Stop borrowing money , or you'll be in trouble.→→If you don't stop borrowing money,you'll be in trouble .........
1) It is late now; I don't think Ann will come to see us
-> I would be surprised if Ann came to see us.
2)We don't go on holiday because we don't have enough money
-> If we had enough money, we would go on holiday.
3) Do these exercises more carefully or you will fail the exams
-> Unless you do these exercises more carefully, you will fail the exams.
4) I do not know the answer so I can not tell you
-> If I knew the answer, I could tell you.
5) She can't apply for the job because she doesn't know French
-> If she knew French, she could apply for the job.
6) if she didn't come here now, we'd come back home
-> Unless she came here now, we'd come back home.
7) Be careful or you will not be able to get the job
-> Unless you are careful, you will be able to get the job.
8) The trees will die unless it rains soon
-> If it doesn't rains soon, the trees will die.
5. Unless you rest yourself, you really will be ill.
1. Unless you study harder, you 'll get bad marks.
2. If this man is not a driver, he can’t help you move by car.
3. Unless he practices writing every day, he can't improve his writing skill.
6. Unless you are absent from school, you will not write a sick-note.
Rewrite the following sentences that keep the same meaning.(If=>Unless)
5. If you don’t rest yourself you really will be ill.
=> Unless …………… you rest yourself, you really will be ill………………..……………………
1.If you don't study harder, you 'll get bad marks.
=> Unless ........................ you study harder, you 'll get bad marks. ..................................................
2.Unless this man is a driver, he can’t help you move by car.
=>If................................................ this man is not a driver, he can’t help you move by car..................................................................................
3. If he doesn't practice writing every day, he can't improve his writing skill.
=> Unless ...................... you are absent from school, you will not write a sick-note.....................................................
6. If you are absent from school, you have to write a sick-note.
Unless you are absent from school, you don't have to write a sick-note.
Rewrite:
1. I'll help you if you promise to try harder
-Unless.......you promise to try harder, I will not help you ......
2. When you press this button, this machine will start
- If.........you don't press this button, this machine will not start ......
3. Today is an awful day, so we can't go to the beach
- If.......today weren't an awaful day, we could go to the beach ........
4. It is raining, so we can't go out
- Unless.........it is raining, we can go out ........
5. If you don't rest yourself, you really will be ill
- Unless.........you don't rest yourself, you really will be ill .......
6. Unless he phones immediately, he won't get any information
- If.........he doesn't phone immediately, he won't get any information ......
7. We got lost because we didn't have a map
- If.......we had had a map, we wouldn't have got lost ....
8. You'd better learn English
- If I were.......you, I would learn English .......
9. If you don't start at once, you will be late
- Unless........you start at once, you will be late .......
10. Unless you water the tree every day, it will die
- If.....you don't water the tree everyday, it will die .....
Rewrite:
1. I'll help you if you promise to try harder
-Unless...............you don't promise to try harder,I'll help you.........
2. When you press this button, this machine will start
- If..........you press this button, this machine will start.................
3. Today is an awful day, so we can't go to the beach
- If........ Today weren't an awful day, so we could go to the beach.....
4. It is raining, so we can't go out
- Unless...........it were raining, we could go out.............................
5. If you don't rest yourself, you really will be ill
- Unless...........you rest yourself, you really will be ill..........
6. Unless he phones immediately, he won't get any information
- If......he doesn't phone immediately, he won't get any information...
7. We got lost because we didn't have a map
- If..........we had had a map,We wouldn't have got lost.........................
8. You'd better learn English
- If I were.............you,I would learn English....................
9. If you don't start at once, you will be late
- Unless................you start at once, you will be late.................
10. Unless you water the tree every day, it will die
- If................you don't water the tree every day, it will die.........
1. If you play computer games for too long, you will harm your eyes.
(Nếu bạn chơi trò chơi điện tử quá lâu, bạn sẽ làm hại mắt của mình.)
2. You will get overweight, if you aren't careful with your diet.
(Bạn sẽ bị béo phì nếu không cẩn thận với chế độ ăn của mình.)
3. If it rains, we won't go to the beach.
(Nếu trời mưa, chúng ta sẽ không ra biển.)
4. Unless you hurry up, you will be late.
(Trừ khi bạn nhanh lên, không thì bạn sẽ bị trễ.)
5. If the teacher explains the lesson again, we will understand it very well.
(Nếu giáo viên giảng bài lại một lần nữa, chúng ta sẽ hiểu bài rất tốt.)