1. We must leave now , or we will miss the plane

=> If we don't leave now , we will miss the plane

2. Be careful or you many fall

=> If you are careless , you may fall

3. Hurry up or we'll be late for the concert

=> If we don't hurry up , we will be late for the concert

4. Oủ sources of energy will soon end if we don't try to save them

=> Unless we try to save our sources of energy , it will soon end

5. You will catch a cold if you don's keep your feet dry

=> Unless you keep your feet dry , you will catch a cold

6. Unless we protect the envirmonent , we will destroy ourselves

=> If we don't protect the eviroment , we will destroy ourselves

7. If she is more hard - working , she will get low marks

=> Unless she isn't more hard-working , she'll get low marks

8. Unless he listens to his parents , he will fail

=> If he doesn't listen to his parents , he will fail

1. We must leave now , or we will miss the plane

=> If we don't leave now , we will miss the plane

2. Be careful or you many fall

=> If you are careless , you may fall

3. Hurry up or we'll be late for the concert

=> If we don't hurry up , we will be late for the concert

4. Oủ sources of energy will soon end if we don't try to save them

=> Unless we try to save our sources of energy , it will soon end

5. You will catch a cold if you don's keep your feet dry

=> Unless you keep your feet dry , you will catch a cold

6.If she doesn't work harder, she'll lose her job

=> Unless she works harder, she won't lose her job

7.We will cycle to school every day. We will keep fitter

If we cycle to school every day, we will keep fitter .

8. We will use recycled products. We will save money

If we use recycled products, we will save money.

đây là tiếng anh lớp 6 hỉ

1, If we don't hurry up, we will be late for the bus

2, If you don;t study harder, you won't pass the exam 

3, If  we talk in class, we won't understand what the teacher is explaning

4, If you aren't carefull, you will break the flower vase

5, I will call the police if you don't give my cycle back

6, Unless you don't give my bicycle back, i will call the police

7, If you don't study harder, , you will fail the next exam 

8, If we aren't hurry up, we will late for the concert

9, If it doesn't stop ranning, we won't go out

10, UNless Joe change his way, he will end up in príon

1. Hurry up, or we will be late for the bus.

" If we ………………don't hurry up, we will be late for the bus……………………………………………………………………………

2. Study harder, or you won’t pass the final exam.

" If you ………………don't study harder, you won't pass the final exam……………………………………………………………………………

3. Don’t talk in class, or you won’t understand what the teacher is explaining.

" If we ………………talk in class, we won’t understand what the teacher is explaining. ……………………………………………………………………………

4. Be careful, or you will break the flower vase.

" If ….…………………………you are not careful, you will break the flower vase…………………………………………………………………

5. Give me the bicycle back, or I will call the police

" I will.…………………call the police if you do not give me the bicycle back…………………………………………………………………………

6. I’ll call the police if you don’t give back my bicycle. (Unless = If …. not)

→ Unless ……………you give back my bicycle, I will call the police……………………………………………………………………………

7. Study harder or you will fail in the next exams.

→ If ……………………you do not study harder, you will fail in the next exams…………………………………………………………………………

8. Hurry up or we’ll be late for the concert.

→ If ……………………you do not hurry up , we will be late for the concert…………………………………………………………………………

9. We won’t go out unless it stops raining.

→ If ………………………it does not stop raining, we will not go out………………………………………………………………………

10. If Joe doesn’t change his way, he will end up in prison.

→ Unless ………………Joe changes his way, he will end up in prison…………………………………………………………………………

1. Recycle and we’ll save natural resources.

=>If ........................ we recycle, we'll save natural resources..........................................

2. Be careful or you will fall over the rocks. =>If..................... you don't be ceraful, you will fall over the rocks.............................................

3. Working too much can make you feel tired. =>If............... you workd too much, you will feel tired.................................................

4. Don’t be careless or you’ll break the vase.

=> If.................... you are careless, you’ll break the vase.............................................

5. He can do a part to save the environment by buying recycled products.

=> If............................  he buys recycled products,He can do a part to save the environment...............................................

6. Putting garbage into the bins is one answer to minimize pollution. =>If....................... you put garbage into the bins,it will minimize pollution................................................................

7. Flowers won’t bloom if there isn’t enough water

=>Unless flowers ......................... have enough water, they will not bloom...............................................
=>Unless you ........................ do succeed, you will not have to try it again.....................................

9. She types with care .

=>She is .....................a careful typist................................................
=>She is a ........................ is a good teacher. ....................................

11. He isn’t good at speaking English.

=>He doesn’t ........................speak E well....................................

12. She is an excellent ballet dancer.

=>She ....................dances ballet excellently..........................................................
=> They are ...........................skillful at playing soccer...................................................
=> She is _________too old to work hard__________________________
=>Because of__________the boring story, I am sleeping now_________________________
=>Because of __________the rain, I can’t go out  _________________________
=>I was __________punished by the teacher because I forgot to do the exercises _________________________
The weather __________was cold, sothey had to cancel their picnic._________________________
=>Because of ___________being given a bike, Laura was very happy________________________
=>Because __________  the silk dress cost too much, we didn't buy it_________________________

21. They passed their TOEFL exam because they studied hard.

=>Because of___________ their hard work, they passed their TOEFL exam______________________________

1. Recycle and we’ll save natural resources.

=>If we recycle, we'll save natural resources.

2. Be careful or you will fall over the rocks.

=>If you aren't careful, you will fall over the rocks.

3. Working too much can make you feel tired.

=>If you work too much, you can feel tired.
4. Don’t be careless or you’ll break the vase.

=> If you are careless, you’ll break the vase.

5. He can do a part to save the environment by buying recycled products.

=> If he buy recycled products, he can do a part to save the environment.

6. Putting garbage into the bins is one answer to minimize pollution.

=>If you put garbage into the bins, you will minimize pollution.

7. Flowers won’t bloom if there isn’t enough water

=>Unless flowers are enough water, there won't bloom.

8. If you don’t succeed, you will have to try it again.

=>Unless you succeed, you will have to try it again.

9. She types with care .

=>She is a carefull typer.

10. She teaches English very well.

=>She is a good English teacher.

11. He isn’t good at speaking English.

=>He doesn’t speak English well.

12. She is an excellent ballet dancer.

=>She dances ballet excellently.

13. That boys play soccer skillfully.

=> They are skillful soccer players.

14. She can’t work hard because she is too old.

=> She is so old that she can't work hard.

15. The story is boring, so I am sleeping now.

=>Because of the boring story, I am sleeping now.

16. I can’t go out because it’s raining.

=>Because of the rain, I can't go out.

17. I forgot to do the exercises, that’s why the teacher punished me.

=>I was punished by the teacher because I forgot to do the exercise.

18. Because the weather was cold, they had to cancel their picnic.

The weather was cold so they had to cancel their picnic.

19. Laura was very happy because she was given a bike.

=>Because of being given a bike, Laura was very happy.

20. The silk dress cost too much, so we didn’t buy it.

=>Because the silk dress cost too much, we didn’t buy it.
21. They passed their TOEFL exam because they studied hard.

=>Because of studying hard, they passed their TOEFL exam.

 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.If you don't keep quiet, you will wake the baby.

2.If you keep talking, you won't understand the lesson.

3.If you throw garbage in the river, the water will be polluted.

4. If I knew her number, I would have called her.

5.If I knew the answer, I would tell you.

6.If the water is too dirty, the fish will die.

7.If we don't have a map, we will get lost.

8. If Susan eats four cakes, she will get sick.

9.If the weather wasn't good, we wouldn't have had a picnic.

10.If we keep the water clean, we will have enough water to use in the future.

11.If Peter eats too many sweet potatoes, he might get fat.

12.If you water regularly the plant will grow well.

13. If you don't finish your homework, you won't be able to go out tonight.

14.If they go out, they will help me.

15.If he practices more, he will be able to win the game.

1.Work hard and you will pass the Entrance examination 10

            If……you work hard, you will pass the Entrance examination 10………

                  2.Hurry up or you will not catch the first bus

            If …you don't hurry up, you will not catch the first bus………

  3.Recycle and we will save natural resources

            If …we recycle, we will save natural resources……

                   4. You should call the tourist agency. They will explain to you more clearly

            If …you call the tourist agency, they will explain to you more clearly ……

                   5. Unless she feels better, she won’t go to school tomorrow

             If …she feels better, she will go to school tomorrow………

                    6.If you don’t rest, you really will be ill

             Unless……you rest, you really will be ill……

                    7.Start at once or you will be late for school.

             If …you don't start at once, you will be late for school……………

8.I may have free time tomorrow. I’ll go out with you.

               If ……I have free time tomorrow, I’ll go out with you.…………

9.Be calm and everything will be all right.

               If …you are calm, everything will be all right…

10.Students don’t litter and our school yard is clean.

               If ……students don't litter, our school yard will be clean…………

1. If you don't take care of this tree, it will die

2, If he work hard, he can improve his pronunciation quickly

3,If you drink coffee late at night, you can't sleep

4,If we recycle, we will save natural resources

5, If we put garbage into the bins, we will minimize pollution

6,If you don't come here on time, you will not meet her

1. If you don't take care of this tree, it will die

2, If he work hard, he can improve his pronunciation quickly

3,If you drink coffee late at night, you can't sleep

4,If we recycle, we will save natural resources

5, If we put garbage into the bins, we will minimize pollution

6,If you don't come here on time, you will not meet her

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