Đáp án: You won’t pay much per month if you save electricity

You won’t pay much per month if you save electricity

 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.

disappointed that he failed the driving test

are polluted with waste by some factories

doesn't phone now, he will get no information

a good cook

It isn't necessary for you to finish the report today

If you don’t pay electricity bill today, your electricity will be cut off

If you pay electricity bill today, your electricity will be cut off

If you don’t pay electricity bill today, your electricity would be cut off

If you doesn’t pay electricity bill today, your electricity will be cut off

If you don’t pay electricity bill today, your electricity will be cut off

If you don’t pay electricity bill today, your electricity will be cut off

Chọn đáp án: B

Giải thích: turn off: tắt

Dịch: Nếu bạn tắt đèn khi không dùng, bạn sẽ tiết kiệm điện.

1. Turn off all the lights and you will not pay more money.

If you turn off all the lights, you will not pay more money

2. Unless she wears warm clothes, she will have a cold.

If she doesn't wear warm clothes, she will have a cold

3. Be careful or you may have an accident.

If you aren't careful, you may have an accident

4. phone your parents or you have a trouble.

If you don't phone your parents, you will have a trouble

5. Unless she whispers, everyone knows what she is saying.

If she doesn't whispers, everyone knows what she is saying

6. Stay here and you will feel save.

If you stay here, you will feel safe

7. Pay electricity bill today or your electricity will be cut off.

If you don't pay electricity bill today, your electricity will be cut off

8. Stop smoking otherwise your cough may be worse.

If you don't stop smoking, your cough may be worse

9. Unless we use less fossil fuel, they will be run out soon.

If we don't use less fossil fuel, they will be run out soon

10. Unless it stops raining today, we may be faced with a serious flood.

If it doesn't stop raining today, we may be faced with a serious flood

1.     Do your exercises or you will fail the exam.

=> If you don’t do your execises, you will fail the exam.

2.     Save some money or you won’t be able to buy the house.

=> If you don't save some money, you won’t be able to buy the house.

3.     Behave yourself or your parents will be very unhappy.

=> If you don't behave yourself, your parents will be very unhappy.

4.     Do it carefully or you’ll feel sorry afterwards.

=> If  you don't do it carefully, you’ll feel sorry afterwards.

5.     Ask him first or he won’t offer to help.

=> If you don't ask him first, he won’t offer to help.

6.     Be calm or you’ll make a wrong decision.

=> If you aren't came, you’ll make a wrong decision.

7. Be careful or you’ll cut yourself with that knife.

=> If you aren't careful, you’ll cut yourself with that knife.

8. Concentrate on your teacher’s lecture, or you won’t understand the lesson.

If you don't concentrate on your teacher’s lecture, you won’t understand the lesson.

9. They have to drive carefully; otherwise, they will have an accident.

If they don't drive carefully, they will have an accident.

10. Your sister must finish her homework, or she will be punished.

If your sister doesn't finish her homework,  she will be punished.

11. We should do exercises regularly so that we will be in good shape.

If we do exercises regularly, we will be in good shape.

12. Take part in outdoor activities, and you will widen your knowledge.

If you take part in outdoor activities,  you will widen your knowledge.

13. We should eat sensibly so that we won’t gain weight.

If we eat sensibly, we won’t gain weight.

14. You should study English well, and you will have many opportunities for good jobs.

If you study English well, you will have many opportunities for good jobs..

15. Your parents have to control their temper, or they will punish you severely.

If your parents don't control their temper, they will punish you severely.

1.   Recycle and we will save natural resources. 

→ If we recycle, we will save natural resources. 

2.Hurry up or you will be late for work

→ If you don't hurry up, you will be late for work

→ Unless you hurry up, you will be late for work

3.     Don’t leave the lights all night or you’ll waste electricity.

→ If you  leave the lights all night, you’ll waste electricity.

4.     You can improve your English by practicing speaking English every day.

→ If you practice speaking E everyday, you can improve your ENglish

5.     Phone me tonight or he won’t get any information. 

→ If he doesn't phone me tonight, he won’t get any information. 

→Unless he phones me tonight, he won’t get any information. 

6. “Where are you living now?” I said to him 

→ I asked him where he was living then

7.“What do you do to improve your English?” the examiner asked me. 

→ The examiner asked me what I did to improve my English

8. “Will you finish these reports for me tomorrow, Mary?” said Peter  

→ Peter asked Mary if she would finish thóe reports for him the day after

9.“I must stay at home tonight to do my homework” said John.

→ John said ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­he had to stay at home that night to do his homework

10. “You can use my telephone if you need it.” said Lan to me    

→ Lan told me I could use her telephone if I needed it