1. Take exercise regularly and you will feel healthier.

-> If you take exercise regularly, you will feel healthier

2. Leave now, or you'll be late for class

. -> If you don't leave now, you'll be late for class

3. You go to bed now, or your cold will get worse.

-> If you go to bed now, your cold won't get worse

4. Save electricity, or you'll pay much per month.

-> If you don't save electricity, you will pay much per month

5. Unless he phones now, he'll get no information

. -> If he phones now, he will get information

6. Don't try to clean this cloth, or it may lose its color.

-> If you clean this cloth, it may lose its color

7. Water these plants properly, or they won't grow well

. -> If you don't water these plants properly, they won't grow well

8. Study hard, or you'll fail in the next exam.

-> If you don't study hard, you'll fail in the exam

9. Emma may miss the train. But she can get the next one.

-> If Emma misses the train, she can get the next one

10. The children mustn't go near Nick's dog. It'll bite them.

-> If the children go near Nick's dog, it'll  bite them

11. He should study medicine and surgery because he wants to be a doctor.

-> If he wants to be a doctor, he should  study medicine and surgery

12. He will not get good grades because he doesn't prepare his lesson carefully

→If he doesn't prepare his lesson carefully, he will not get good grades

13. My uncle can't buy that house because he is poor.

-> If my uncle weren't poor, he could buy that house

14. He can't speak English well because he has no chance to practice

-> If he had a chance to practice, he could speak English well

15. Kate won't come to the party because she is sick

-> If Kate weren't sick, she would come to the party

16. She doesn't have tickets, so she won't take us to the zoo.

-> If  she had tickets, she would take us to the zoo

17. My friend can't join the trip, so he won't write to me

-> If my friend could join the trip, he would write to me

18. It isn't fine now, so we won't have a picnic in the meadow

-> If it were fine now, we would have a picnic in the meadow

19. We don't have a bicycle, so we don't go there for a picnic

-> If we had a bicycle, we would go there for a picnic

20. She is not on board now, so she can't experience these marvelous

-> If she were on board now, she could experience these marvelous

21. We don't have enough money to go on holiday

-> If we had enough money, we would go on holiday

22. You are not tall enough to reach that shelf

-> If you were tall enough, you could reach that shelf

23. You should work hard on the pronunciation

-> If I were you, I would work hard on the pronunciation

24. You shouldn't tell him the truth.

-> If I were you, I wouldn't tell him the truth

25. I think you shouldn't play games too much.

-> If I were you, I wouldn't play games too much

26. I think you should spend less money on luxurious phones.

-> If I were you, I would  spend less money on luxurious phones.

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_________.

1.Unless you get up early, you'll be late for school

   You don  t get up early or you  will  be late for school

2. Unless you leave me alone, I will call the police

3. This pen is my brother

4. Whose book is there 

Mk ko chắc lắm câu trả lời Ok

# Lieutenant Dm # 

1. If you don't get up early, you'll be late for school.

-> Unless you get up early, you'll be late for school.

-> Get up early or you'll be late for school.

2. I will call the police if you don't leave me alone.

-> Unless you leave me alone, I'll call the police.

3. This pen belongs to my brother

-> This is my brother's pen.

4. Who does this book belongs to ?

-> Whose book is this ?

1. Hung up or you will be for work

If you do not ......... Hung up,you will be for work.......

2. I might be late. If so, let's start with our me

If I am late ,I won't start with our me

4. I'll call the police. If you don't leave me alone

I'll call the police unless you don't leave me alone

5. In this now weather we don't go to school

If it is not ????

6. You drink too much coffice that's why you can't shop

If you do not drink too much coffice, you can shop

create sentences with the same meaning by using otherwiseor or else

mary can go to school if she gets a scholarship

-> Mary has to get a scholarship, or else she can't go to school.

4 Unless you invite her, she won't go to the party

5 Unless you run, you won't be on time

6 If you don't pay the money, I will call the police

7 Unless you put on your coat, you will get a cold

8 Unless he stops smoking, he will have problems later 

9 If he doesn't know the news, he won't come back

10 Unless you help me, I won't give you that Beyonce'CD

1.Don't get up late , or you will miss the bus.

=> If you get up late, you will miss the bus 

2. Lan stayed up late yesterday, so she is tired today.

=> Because of staying up late, she is tired today 

3.I think you shouldn't forget to do your homework .

=> If I......were you, I would not forget to do homework

1.His sister began collecting stamps when she was10.

=> His sister has.......started collect stamps when she was 10

5.The last time we met her was two weeks ago

=> We haven't....met her for 2 weeks

5.Nam would rather hang out than stay at home.

=> Nam prefers.......hang out to stay at home 

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.)

1.if you don't take good care of it, the car breaks down so often

2.if you hurry up, you won't be late

3.if she were very busy, she couldn't help me now

4.if the weather weren't snowny, the children could go to school

5.if you take exercise, you will be fit

6.if you were careful, you would't cut yourself with that knife

7.unless i had time, i would't help you

8.unless you leave me alone, i will call the police

9.if he drives carefullly, dick doesn't often cause accidents

10.if i knew english, i could apply for that job

11. unless you tell me the whole truth, i will help you

12. unless they invited me, i wouldn't come