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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.
1.Nam gets the good news,he must be happy
If nam didn't get the good news,he mustn't be happy
2.You can avoid queing for long by booking a table in advance
If you didn't avoid queing for long by booking.....
3.Doing exercise every day is the best way for her to stay healthy
If you don't do exercise every day,you won't saty healthy
4.When you turn off the light the room becomes dark
If you turned off the light the room,it wouldn't become dark
5.The ice melts as soon as you put it near the fire
If the ice didn't smelt,you wouldn't put it near the fire
6.Hoa can't speak French,so she doesn't apply for that job
If hoa applied for that job she could speak french
7.We are not old enough to see that flim
If we were old,we could see that film
8.My grandfather is too weak to travel abroad
If my grandparents weren't weak,they could travel abroad
9.I don't know her address,I can't write to her
If i knew her address,i could write to her
10.It's a pity.I don't have time to read the whole novel
If i had a time,i could read the whole novel
11.He is so tired,so he can't score any goal
If he weren't tired ,he could score some goal
12.She is very shy that's why she doesn't enjoy the party
If she weren't shy ,she would enjoy the party
13.I am not a bird, so I can't fly
If i were a bird,i could fly
14.I am a student that's why I am dependent on my parents
If i weren't a student,i wouldn't dependent on my parents
15.She is very poor,so she can't boy that car
If she weren't poor,she could but that car
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.............................
1. I haven't got money , so I'm not going on holiday
- If I had enough money I would go on holiday.
2. He often gets bad marks because he is lazy
-> If he isn't lazy, He will not get bad marks.
3. Do it now , or you will not finish it on time
-> If you don't do it now, you won't finish it on time.
4. Hurry up , or we will be late for the exam
-> If we don't hurry up, we will be late for the exam.
5. Be quiet , or you will not understand the lesson
-> If you weren't quite, you won't understand the lesson.
6. They do not understand you because you do not often talk to them
-> If you often talk to them, they will understand you.
7. The office may be closed , so Mark won't be able to get in
-> If the office are closed , Mark won't be able to get in.
8. You can't look the work up because you haven't got a dictionary
-> If I had a dictionary, I could look the word up.
9. He didn't hurry , so he missed the train
-> If he had hurried , he wouldn't have missed the train .
10. We canceled our picnic because it rained very hard yesterday
-> If it rained very hard yesterday , we would cancele our picnic
11. I wasn't at home yesterday , I didn't see my old friends
-> If I didn't see my old friends , I would not at home yesterday
12. They don't behave themselves so their parents are not happy about that
-> If their parents are not happy about that, They don't behave themselves
13. She didn't say sorry so she was angry
-> If she was angry , she would not say sorry
14 . It raines last night so I didn't go to the barbecue
-> If I didn't go the the barbecue , It would rain last night
15. She doesn't play attention to her coooking so the food is horrible
-> If the food is horrible , She won't play attention to her cooking
16. The weather was very nice so we didn't go camping
-> If the weather was very nice , we wouldn't go camping
17. The computer broke down and I had to stop my work
-> If the computer broke down , I had stopped my work
18. She love him so she forgives him easily
-> If she love him , she will forgive him easily
còn vài câu mình chưa làm được
I.REWRITE THE SENTENCE
1.He spoke so fast that I couldn't understand him.
⇒If.......he hadn't spoken so fast,I could have understood him.........
2.She has no bike, so she often comes her office a little late.
⇒If.........She had bike,she wouldn't come her office a little late.......
3.He is fat because he doesn't do any exercise.
⇒If......................he did exercise,he wouldn't be fat...............
4.Peter doesn't study hard. He can't get good marks.
⇒If........Peter studied hard,He could get good marks........
5.His student can't understand him because he speaks English so fast.
⇒If.......he didn't speak English so fast,His student could understand him..
6.My grandfather is too old to work.
⇒If..........My grandfather weren't old,he could work it.....
7.I advise you to buy it.
⇒If............I were you,I would buy it............
8.Tom is sorry that he didn't watch the football match last night.
⇒Tom wishes......he had watched the football match last night.....
9.He regrets not inviting Molly to his party.
⇒He wishes...........he invited Molly to his party.............
10.It's a pity he didn't take his doctor's advice.
⇒He wishes.......he had taken his doctor's advice..............
11.I'm sorry that I didn't finish my homework last night.
⇒I wish................I had finished my homework last night.............
12.Make me some coffee, and I'll give you some sweets.
⇒If........you make me some coffee, I'll give you some sweets............
13.If you hadn't told me about Sue's hair, I wouldn't have noticed her.
⇒ Had....you not told me about Sue's hair, I wouldn't have noticed her..
14.Keep silent or you'll wake the baby up.
⇒If..........you don't keep silent ,you'll wake the baby up.............
15.Stop talking or you won't understandth lesson.
⇒If..........you don't stop talking,you won't understandth lesson........
16.I don't know her number, so I don't ring her up.
⇒If.........I knew her number, I would ring her up....................
17.I don't know the answer, so I can't tell you.
⇒If........I knew the answer,I could tell you.........
18.We got lost because we didn't have a map.
⇒If...............we had had a map,we would have got lost..............
19.Susan felt sick because she ate four cream cakes.
⇒.If Susan hadn't eaten four cream cakes,she would have felt sick..
20.Without this treatment, the patient would have died.
⇒...........If this hadn't been treated, the patient would have died......
21.He lost his job because he was late every day.
⇒....If he hadn't been late every day,he wouldn't have lost his job....
1.He spoke so fast that I couldn't understand him.
⇒ If he had spoken slowly , I would have understood him.
2.She has no bike, so she often comes her office a little late.
⇒ If she had a bike , She would come her office on time.
3.He is fat because he doesn't do any exercise.
⇒If he did exercise , he wouldn't be fat.
4.Peter doesn't study hard. He can't get good marks.
⇒ If he studied hard , he could get good marks.
5.His student can't understand him because he speaks English so fast.
⇒ If he spoke English slowly , his student could understand him.
6.My grandfather is too old to work.
⇒ If my grandfather were young , he could work .
7.I advise you to buy it.
⇒ If I were you , I would buy it.
8.Tom is sorry that he didn't watch the football match last night.
⇒ Tom wishes he had watched the football match last night.
P/s : làm bừa
5/ I don't have a typewriter. I can't type it myself.
> If I had a a typewriter, I could type it myself.
6.I don't live in a big city, so I can't go to the cinema very often.
>If I lived in a big city, I could go to the cinema very often.
7. Lan doesn't have a bike, she walks to school.
>If Lan had a bike, she wouldn't walk to school.
8. I'm not a doctor , so I can't help you
>If I were a doctor, I could help you.
9 They do not understand you because you do not often talk to them.
>If you often talked to them, they would understand you.
10. I'm so busy , so I don't write to my friends regularly.
>If I weren't so busy, I would write to my friends regularly.
11. People don't trust him because he tells lies.
> If he didn't tell lies, people would trust him.
12. She is so busy that she can't come to the party.
> If she weren't so busy, she could come to the party.
13. I don't have the money , so I can't go on holiday.
> If I had the money, I could go on holiday.
14. He gets bad marks because he is lazy.
> If he weren't lazy, he wouldn't get bad marks.
15. Do it now , or you will not finish it on time.
> If you don't do it now, you won't finish it on time.
16. Hurry up , or we will be late for the exam.
>If we don't hurry up, we will be late for the exam.
17. Be quiet , or you will not understand the lesson.
>If you aren't quiet, you will not understand the lesson.
18. The office may be closed , so Mark won't be able to get in.
> If the office is closed, Mark won't be able to get in.
19. You can't look the word up because you haven't got a dictionary
>If you had got a dictionary, you could look the word up.
1.if you arrive at the office earlier than i do, please turn on the air-conditioner.
=>should...you arrive at the office earlier than i do, please turn on the air-conditioner......
2.the children don't go to scholl in the snowy weather.
=>if it....weren't snowy ,the children would go to scholl....
3.he died so young; oterwise, he would be a famous musician by now.
=>had.....he died so young,he would have been a famous musician by now......
4.you must tell me the whole truth or i won't help you
=>unless......you tell me the whole truth , i won't help you.....
5.the car breaks down so often because you don't take gook care of it.
=> were you to take gook care of it.the car wouldn't break down so often,.........
6.he is very bad-tempered, that;s why his wife left him soon after marriage.
=>if he......he weren't bad-tempered,his wife would leave him soon after marriage...........
7.don't tell lies to your boss or you'll be fired at once.
=>if....youdon't tell lies to your boss, you'll be fired at once. ..........
8.she got married at such an early age:otherwise, she would be at university now
=>had.......she got married at such an early age, she would have been at university now.........
1.if you arrive at the office earlier than i do, please turn on the air-conditioner.
=>should you arrive at the office earlier than i do,you will turn on the air conditioner.
2.the children don't go to scholl in the snowy weather.
=>if it were not for the snowy weather, the children would go to chôl
3.he died so young; oterwise, he would be a famous musician by now.
=>had he died so young, he would be a famous musician by now.
4.you must tell me the whole truth or i won't help you
=>unless you tell me the whole truth, i won't help you
5.the car breaks down so often because you don't take gook care of it.
=> were i to take good care of the car, it would not break down
6.he is very bad-tempered, that's why his wife left him soon after marriage.
=>if he were not very bad-tempered, his wife would leave him soon after marriage.
7.don't tell lies to your boss or you'll be fired at once.
=>if you don't tell lies to your boss, you’ll be fired at once.
8.she got married at such an early age:otherwise, she would be at university now
=>had she were not married at such an early age:otherwise, she would be at university now
9. Mai is sick because she didn't follow the doctor's orders.
—>If Mai had followed the doctor's orders,she wouldn't be sick
10. He is tired this morning because he didn't go to bed early last night.
—>lf he had gone to bed early last night,he wouldn't be tired this morning
11. They don't behave themselves so their parenfs are not happy about that.
—>If they behaved themselves,their parents would be happy about that.
12. She didn't say sorry so he was angtry.
-->If she had said sorry,he wouldn't have been angry
13. I am not a rich businessman and I can't afford to buy an expensive Car.
—> If i were a rich businessman ,i could afford to buy an expensive Car.
14.It rained last night so I didn't go to the barbecue.
.—> If it hadn't rained last night,i would have gone to the barbecue
15. My parents do not allow me to go, so If have to stay at home.
— lf my parents allowed me to go,i wouldn't have to stay at home
16. She doesn't pay attention to her cooking so the food is horrible.
—>lf she paid attention to her cooking,the food wouldn't be horrible.
17. The weather was very nice so we didn't go camping.
—> If the weather had been very nice,we would have gone camping
18. The computer broke down and I had fo stop my work
—> If the computer hadn't broken down,i wouldn't have to stop my work
19. She loves him so she forgives hìm easily.
--> If she didn't love him,she wouldn't forgive him easily.
20. He was angry so I didn;t say anything.
--> If he hadn't been angry ,i would have said anything
EX 3: Conditional Sentence Type I OR type II:
1/My brother will have enough money. He will buy a bicycle.
—If my brother has enough money,He will buy a bicycle.
2/I'll buy a new hat. I'll give it to you.
—If i buy a new hat,I'll give it to you.
3/ You”ll ask the teacher. He'll explain the lesson to you.
—>If you ask the teacher,he 'll explain the lesson to you.
4, I don't have enough money. I can'n go on a long holiday this year.
--> If i had enough money,i could go on a long holiday this year.
Câu If:
1) My mother buys that car for him. He will be happy.
--> If my mother buys that car for him,he will be happy
2) They don't buy that car because it is so expensive.
--> If that car weren't so expensive ,they would buy it
3) Mary is lazy, so she doesn't pass her exam.
--> If Mary weren't lazy ,he would pass her exam
4) The weather is very cold, and we won't take a bath.
--> If the weather weren't very cold,we would take a bath
5) She is so busy and she doesn't have dinner.
--> If she weren't so busy ,she would have dinner
6) Our teacher doesn't come to class because he does something.
--> If our teacher didn't do sth,she would come to class
7) I don't enjoy the film because it is not exciting.
--> If the film were exciting,i would enjoy it
8) Because they come here late, they don't see Mr. John.
--> If they didn't come here late,they would see mr.john
9) My sister finishes the test easily because she is very intelligent.
--> If my sister weren't very intelligent ,she wouldn't finish the test easily
10) My father is busy and he never watches TV.
--> If my father weren't busy,he would watch TV
11) Go out or you will be bitten.
--> If you don't go out,you will be bitten
12) Don't be late or you fail in the exam.
--> If you are late,you will fail in the exam
13) You won't win because he doesn't advised you.
--> If he advised you,you would win
14) Mary stays at home because she is sick.
--> If Mary weren't sick,she wouldn't stay at home
1.I think that you shouldn't risk → If .......I were you, I wouldn't risk.............................................
2.Don't talk in class or your teacher will punish you → If .you talk in class, your teacher will punish you................
3.Put the garbage bin in every classroom or our classroom won't be clean → If ...........you don't put the garbage bin in every classroom, our classroom won't be clean ..........................
4.Go to bed early or you'll feel tired → If ..........you don't go to bed early, you'll feel tired ....................................
5.He was so timid in love, so he lost her → If ...he hadn't been so timid in love, he wouldn't have lost her....................................
6.Jane helps me survey the market, so I plan to share a commission with her → If John didn't helped me survey the market, I wouldn't plan to share a commission with her