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II/ rewrite these sentences with IF
1. Drive carefully or you will kill yourself
-> if you don't drive carefully, you will kill yourself
2. Listen carefully to me or you won't be able to do the exercise
-> if you don't listen carefully to me, you won't be able to do the exercise
3. Don't use electricity to catch fish or you will be fined heavily
-> if you use electricity to catch fish, you will be fined heavily
4. Don't drive carelessly or you will cause an accident
-> if you drive carelessly, you will cause an accident
5. Don't eat too much in the evening or you will get fat
-> if you eat too much in the evening, you will get fat
6. Staying up too late will make you tired the next day
-> if you stay up too late, you will tired the next day
7. Without working harder you will fail in the test
-> if you don't work harder, you will fail in the test
II/ rewrite these sentences with IF
1. Drive carefully or you will kill yourself
-> if you don't drive carefully, you will kill yourself
2. Listen carefully to me or you won't be able to do the exercise
-> if you don't listen carefully to me, you won't be able to do the exercise
3. Don't use electricity to catch fish or you will be fined heavily
-> if you use electricity to catch fish, you will be fined heavily
4. Don't drive carelessly or you will cause an accident
-> if you drive carelessly, you will cause an accident
5. Don't eat too much in the evening or you will get fat
-> if you eat too much in the evening, you will get fat
6. Staying up too late will make you tired the next day
-> if you stay up too late, you will tired the next day
7. Without working harder you will fail in the test
-> if you don't work harder, you will fail in the test
1. If you aren’t quiet, you will not understand the lesson.
2. If you study harder, you won’t fail the final exam.
3. If you don’t work harder, you won’t get high salary.
4. If you don’t practice speaking English every day, you can’t improve your English.
5. You can’t control the child, can you?
6. They hardly understood the problem, did they?
7. The children are looking forward to going to the circus.
8. Do you have any difficulty speaking English?
9. The browns have not painted the living room for two years.
10. He began studying English six years ago.
If you are not calm, you will make a wrong decision.
If you do not go right now, you will miss the bus.
If you are lazy, you will fail the exam.
Unless you like this one, I will bring you another.
Unless she does her homework, she cannot watch TV.
1.practice speaking every day or you can't improve your english
=> If you don't practice speaking every day, you can't improve your english.
2.study harder or you'ii fail in the next exam
=> If you don't study harder, you'll fail in the next exam.
3.Unless you water these plants,they will die
the plants will die if you don't water them.
4.study hard or you'ii fail in the next exam
=> If you don't study hard, you'll fail in the next exam.
5. keep calm is the secret of passing your driving test
=> If you keep calm, you will pass your driving test.
6.you can borrow the car, but you've got to fill it up with petrol
=> If you fill the car up with petrol, you can borrow it.
7.keep silent or the teacher will punish you
=> unless you keep silent, the teacher will punish you.
8.CUT YOUR HAIR OR THEY WON'T LET YOU IN
=> If you don't CUT YOUR HAIR, THEY WON'T LET YOU IN.
9.study hard and you will pass the exam
=> If you study hard, you will pass the exam.
10.save some money or you won't able to buy the house
=> If you don't save some money, you won't able to buy the house.
11 be good or your parents will be very unhappy
=> If you are not good, your parents will be very unhappy.
12.do it carefully or you'll feel sorry afterwards
=> If you don't do it carefully, you'll feel sorry afterwards.
13.ask him first and he will offer to help
=> If you ask him first, he will offer to help.
14.be calm or you'll make a wrong decision
=> If you are not calm, you'll make a wrong decision.
15.be careful or you'll cut yourself with that knife
=> If you are not careful, you'll cut yourself with that knife.
16.i don't have a car, so i can't drive you to the airport
=> If i had a car, i could drive you to the airport.
17.nam is too yuong, so he can't take part in the project to be trained to become an astronaut
=> If Nam was not too yuong, he could take part in the project to be trained to become an astronaut.
18. he doesn't do any exercise, that's why he is so unhealthy
=> If he did some exercise, he wouldn't be so unhealthy.
Đổi câu sang if clauses (mệnh đề điều kiện)
1. He wants to pass the exam, so he works hard every day.
->If........................he works hard every day he can pass the exam..................................
2. They may not go swimming because it will be cold tomorrow
->If ........................it is cold tomorrow, they won't go swimming............................
3. We will have a party this weekend. We will invite some of our close friends.
-> If.......................we have a party this weekend, we will invite some of our close friends...............................
4. I will buy some tickets, and I will take the children to the movies.
->If..........................I buy some tickets, i will take the children to the movies...............................
5. Hurry up or you will be late for school.
-> If.........................you don't hurry up, you will be late for school.............................
6. Get up early or you will go to school late.
->If..........................you don't get up early, you will go to school late............................
7. Don't play in the rain or you will have a cold.
->If.............................you play in the rain, you will have a cold........................
8. Don't make noise or you'll wake the baby up.
->If..........................you make noise, you'll wake the baby up.........................
9. Be carefull or you'll break the glasses.
->If........................you aren't careful, you will brak the glasses.............................
10. Put garbage into the garbage bin or you will make the classroom dirty.
->If........................you don't put the garbage into the garbage bin, you will make the classroom dirty.............................
11. Travel a lot and you will know more about my beautiful country
If ……you travel a lot, you will know more about my beautiful country………
12. Be careful or you’ll break the vase
If ……you are not careful, you'll break the vase………
13.Work hard or you will fail the exam
If …you don't work hard, you will fail the exam…
14. I’ll let you borrow the book, but you must promise to return it next week
If …you promise to return it next week, I will let you borrow the book……
15. The sea gets warmer, and the ice at the North and South Poles melts
If ……the sea gets warmer, the ice at the North and South Poles will melt…
16.He can do a part to save the environment by buying recycled products.
If ……he buys recycled products, he will do a part to save the environment…………
17.Putting garbage into the bins is one answer to minimize pollution
If ……you put garbage into the bins, you will minimize pollution…………
18..Working too much will make you tired.
If ……you work too much, you will be tired…
19.Don’t be careless or you will fall over the rock
If ………you are careless, you will fall over the rock………
20.Peter will pass his exam, but he has to study hard.
If ..…Peter studies hard, he will pass his exam…
Câu trúc câu đk loại 1: If S V (present simple), S will V
1. It is late now; I don’t think Ann will come to see us.
ð I would be surprised If Ann will come to see us.
2. We don’t go on holiday beacuse we don’t have enough money.
ð If we had enough money, We would go on holiday
3. Do these exercises more carefully or you will fail the exams.
ð Unless you do these exercises more carefully, you will fail the exams.
4. I do not know the answer so I can’t tell you.
=.> If I knew the answer, I could tell you
5. She can’t play for the job because she doesn’t know French.
ð If she nkew French, she could play for the job
6. If she didn’t come here now, we’d come back home.
ð Unless she came here now, we’d come back home.
7. Be careful or you will not be able to get the job.
ð Unless you are careful, you will not be able to get the job.
8. The trees will die unless it rains soon.
ð If it rains soon, The trees will die
9. You should apologize ( xin lỗi) for the misunderstand ( hiểu lầm)to her.
ð If I were you, I would apologize for the misunderstand to her.
10. If she doesn’t change her mind, I’ll never talk to her again.
ð Unless she changes her mind, I’ll never talk to her again.
11. We don’t visit our grandparents very often because the live far from us.
ð If our grandparents didn't live far from us, We would visit them often
12. People use too many cars for transportation, that’s why the environment is seriously polluted.
ð If People don't use too many cars for transportation, the environment won't be seriously polluted.
13. She is shy, so she doesn’t enjoy paties.
ð If She weren't shy, so she would enjoy paties.
14. I don’t know anything about the story, so I can’t tell you how it ends.
ð If I knew anything about the story, I could tell you how it ends.
15. Don’t leave the TV on if you aren’t watching it.
ð Unless you are watching TV, don't leave it on
1. It is late now; I don’t think Ann will come to see us.
ð I would be surprised If Ann came to see us.
2. We don’t go on holiday beacuse we don’t have enough money.
ð If we had enough money, we would go on holiday.
3. Do these exercises more carefully or you will fail the exams.
ð Unless you do these exercises more carefully, you will fail the exams.
4. I do not know the answer so I can’t tell you.
=.> If knew the answer, I could tell you.
5. She can’t play for the job because she doesn’t know French.
ð If she knew French, she could apply for the job.
6. If she didn’t come here now, we’d come back home.
ð Unless she came here now, we'd come back home.
7. Be careful or you will not be able to get the job.
ð Unless you are careful, you will be able to get the job.
8. The trees will die unless it rains soon.
ð If it doesn't rains soon, the trees will die.
9. You should apologize ( xin lỗi) for the misunderstand ( hiểu lầm)to her.
ð If I were you I would apologize to her for the misunderstanding.
10. If she doesn’t change her mind, I’ll never talk to her again.
ð Unless she change her mind, I will never talk to her again.
11. We don’t visit our grandparents very often because the live far from us.
ð If they don't live far from us, we will visit our grandparents very often.
12. People use too many cars for transportation, that’s why the environment is seriously polluted.
ð If people didn't use too many cars for transportation, the environment would not be seriously polluted
13. She is shy, so she doesn’t enjoy paties.
ð If she is shy, she won't enjoy parties.
14. I don’t know anything about the story, so I can’t tell you how it ends.
ð If i knew anything about the story, I could tell you how it ends
15. Don’t leave the TV on if you aren’t watching it.
ð Unless you are watching TV, don't leave it
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…………………………………………………………………………
II/ Choose correct answer A, B , C or D.
1/ If you want to increase your listening, you ...............practise listening to the English tapes or the news on T.V
a. could b. will c. should d. had to
2/ . If I ……. Tom, I will ask him to come and see me.
a. meet b. will meet c. met d.could meet
3. If it rains, I ….. go with you
a. didn’t go b. wouldn’t go c. shouldn’t go d. will not go
4. If the rice paddies ………. polluted, rice plants will die
a. be b. will be c. are d. were
5. If she…… tired, she could eat something.
a. don’t b. will be c. weren’t d. didn’t
6. If we are lazy, we …….. fail in the coming exam.
a. could b. would c. didn’t d. will
7/ If you want to attend the course, you ……………..pass the written exam
a. have to b. can c. should d. will
8. If he ……… harder, he may fail in the next exam
a. don’t study b. doesn’t study c. didn’t study d. isn’t study
9. If you want to get good marks, you …….study harder
a. will b. must c. can d. has to
10. You ………….pass the driving test if you follow the instructor’s advice.
a. shall b. must c. can d. should
#Yumi
6)If you go to bed early, you won't be tired.
7)If you do more exercise, you won't be sick.
8)If you not try harder, you'll fail the final examination.
6. Go to bed early or you will be tired
If .........................you don't go to bed early, you will be tired ......................
7. Do more exercises or I will be sick
If …………......I don't do more exercises, I will be sick...................
8. Try harder or you will fail the final examination
If …………you don't try harder, you will fail the final examination…………