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Rewrite the following sentences using conditional sentence
E.g: Drive carefully or you will cause accidents
-> If you don't drive carefully, you will cause accidents
1. Be quiet or you will wake the baby up
-> If ___you are not quite, you will wake the baby up___
2. Unless she listens carefully, she will make some mistakes
-> If ___ she doesn't listen carefully, she will make some mistakes__
3. If anybody should phone me, please tell them I'm busy
-> Should ___somebody phone me, please tell them I'm busy__
4. If you should find any difficulty in using that laptop, please call me
-> Should ___you find any difficulty in using that laptop, please call me____
5. Make me some coffee and I'll give you one of my biscuis
-> If you __make me some coffee, I'll give you one of my biscuits___
II. Put the verb in the correct form, present continuous or prensent simple.
3. Hurry up! Everybody.......is waiting................( wait) for you.
4. .......are you listening.............(you/listen) to the radio? " No, you can turn it off"
5. ......do you listen...............(you/listen) to the radio every day ?" No, just occasionally"
6. The River Nile.........flows........(flow) into the Mediterranean.
7. Look at the river. It.....is flowing....(flow) very fast today-much faster than usual.
9. " How is your English?" " Not bad. It.....improves...(improve) slowly"
11. Can we stop walking soon? "I.......start....(start) to feel tired.
12. "Can you drive?" ".......learning.......(learn). My father.....teaches......(teach) me"
18. The trains in never later. It.....always leaves.....(always/leave) on time.
19. Jim is very untidy. He......is always leaving........(always/leave) his thins all over the place.
1. A country can't be prosperous if it's not quite independent.
Only when a country is independent can it be prosperous
2.You can drive a car only after you obtain a driving licence
Only after obtaining a driving license, can you drive a car
3.They had to wait for twelve hours before their flight left
Only after a twelve hours wait did their flight leave
4.He never suspected that money had been stolen
At no time did he suspect that money had been stolen .
5.He recognize that he had been deceived only after
Only later did he recognize that he had been deceived
6.I've never seen such a house
Never have I seen such a house
7.Our neighbour hasn't once invited us into his home
Not once has our neighbor invited us into his home
8.You should phone the police whatever may happen
Under no circumstances should you phone the police
9.I rarely buy any other papers
Rarely do I buy any other papers
10.He never buys a paper without reading the whole thing
Never does he buy a paper without reading the whole thing
11.We seldom have enough time to read.
Seldom do we have enough time to read
12.The outcome of the election was never in doubt
At no time was the outcome of the election in doubt
13.The demand was so great that they had to reprint the book immediately
So great was the demand that they had to reprint the book immediately
14.You seldom find reunited twins who do not get on well together
Seldom do you find reunited twins who do not get on well together
15.There many reasons were for the choice
There were many reasons for the choice
16.A horse stood beside the roadside
Beside the roadside stood a horse.
17.You can make progress in English only by practising it everyday
Only by practicing English everyday can you make progress in it
18.I never have heard such an extraordinary story before
Never before have I heard such an extraordinary story.
a country is quite independent can it be prosperous.
you obtain a driving license can you drive a car.
did their flight leave.
did he suspect that money had been stolen.
did he recognize that he had been deceived.
have I seen such a house.
has our neighbour invited us into his home.
should you phone the police.
are received do we dispatch goods.
do I buy any other papers.
he buy a paper without reading the whole thing.
do we have enough time to read.
will she read the editorials.
was the outcome of the election in doubt.
great was the demand that they had to reprint the book immediately.
do you find reunited twins who do not get on well together.
were many reasons for the choice.
the roadside stood a horse.
practising English everyday can you make progress in it.
have I heard such an extraordinary story.
1. Because they drive carelessly, they get some problems
-> If_______they didn't drive carelessly, they wouldn't get some problems____________
2. Keep quiet or I'll scream.
-> If _________you don't keep quiet, I'll scream___________
3. We don't have enough money, so we don't buy those new comics
-> If __________we had enough money, we would buy those new comics___________
4. Stop talking or you won't understand the lesson
-> If ___________you odn't stop talking, you won't understand the lesson___________
5. She is not free today, that's why she can't go to the movie with her friend
-> If__________she were free today, she could go to the movie with her friend______________
6. Water these plants or they will die.
-> If____________you don't water these plants, they'll die______________
7. He is so lazy, so he fails in the final exam
-> If ______________he weren't so lazy, he wouldn't fail in the final exam_____________
8. Because the weather is not fine, the children don't play out door
-> If ________________the weather were fine, the children would play out door______________
9. Go right now or you'll be late for the train
-> If ____________you don't go right now, you'll be late for the train_________________
10. She doesn't play tennis because she is very old
-> If____________she weren't very old, she would play tennis_____________
1. You don't have much time for reading because you watch too much TV.
-> If you didn't...........watch too much TV, you would have much time for reading..............
2. He tried to run as fast as he could; however , he didn't win the race.
-> Although..........He tried to run as fast as he could, he didn't win the race....................
Ex 1: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 1)
1. If I have time, I will send(send) you an e-mail every day
2. I will go with you if I ..........finish.........(finish) my work early
3. If you........are...........(be) careful, you.............won't break............(not/ break) the vase
4. If we............don't hurry...............(not/ hurry), we........will miss..........(miss) the bus
5. If you...........speak..........(speak) quickly, I.....................won't understand..............(not/ understand) you
6. What.........will you do.......(you/ do) if you can get their help
7. We..........will paly..........(play) volleyball if it...........doesn't rain.........(not/rain) this afternoon
8. If he .............spends...........(spend) more time doing his homework, he.........will đo...........(do) his tests better
Ex 2: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 2)
1. He doesn't have a car. If he........had............(have) a car, he................would drive...........(drive) to work
2. If I.........lived............(live) by the sea, I............would go..........(go) swimming every day
3. If I ............was............(be) a teacher, I .........wouldn't give...............(not/ give) my students too much homework
4. What........would you do............(you/do) is you..............had..............(have) one million dollars
5. Lan..........would go..............(go) with you if she.........liked........(like) rock music
6. Jonh isn't here now. If he..........was...........(be) here, he.........would help.........(help) us
7. If he...........could.....(can) use a computer, he.........would work.......(work) more effectively
8. Where...............would you live.......(you/live) if you.......could................(can) choose?
Ex 3: Cho dạng đúng của động từ trong ngoặc ( câu ĐK loại 1 or 2)
1. If she were intelligent, she could (can) answer that question
2. I'll do it if he asks(ask) me
3. If it rains(rain) tomorrow, we'll canced the trip
4. If she spoke (speak) more clearly, I could understand her
5. If you got more exercise, you would feel (feel) better
6. Would you mind if I used (use) your phone
7. I won't help you if you don't try(not/ try) harder
8. If people keep their environment clean, they will live(live) a healthy life
9. I don't have a car. If I had(have) one, I would lend (lend) it to you
10. If it.......stoped..........(stop) raining, we could go out
Ex 4: Rewrite the following sentences, using the words provieded
1. Be careful or you will drop the plates
--> If you aren't careful, you will drop the plates
2. Tell me the truth or I won't help you
--> If you don't tell me the truth, I won't help you
3. Hurry or you'll come to class late
--> If you hurry up, you will come to class on time
4. Listen carefully or you won't understand the lesson
--> If you don't listen carefully, you won't understand the lesson
5. I don't know the answer, so I can't tell you
--> If I knew the answer, I would tell you
6. She is ill, so she can't come to class today
--> If she wasn't ill, she could come to class today
7. The book is too expensive, so I won't buy it
--> If the book was cheaper, I would buy it
8. I can't open the door because I don't have the key
--> If I had a key, I could open the door
9. We can't go to the beach because it is rainning now
--> If it wasn't raining, we could go to the beach now
10. The bike is broken, so I have to walk to school
--> If the bike wasn't broken, I would ride to school
1. When I arrived at the bus station yesterday, he (wait) ______was waiting________ for me.
2. This is the fifth time you (ask) ______you have asked_______ me the same questions.
3. After she had returned home, she (cook) _____cooked________ herself a good dinner.
4. Every Monday, Sally (drive) _____drives_________ her kids to football practice.
13.were i a foreigner, i (pay) .. would pay. a visit to hoi an
14.she (phone) would she.. me were she not to know my house's address
15.you wouldn't have had so many accidents if you (drive) ..had driven. more slowly
16.i (bring) would have brought.. you some beer if i had known that you were thirsty
17.if i had known that you couldn't eat octopus, i (not buy) .would not have bought.. it
18.if you (wear) had worn.. a false beard, nobodywoul have recognized you
19.if the story hadn't been true , the newspaper (not print) .would not have printed.. it
20.if you ..had arrrived. (arrive) ten minutes earlier, you would have got a seat
21.had she worked much harder, she (be) .would have been.. home and dry
22.if mary had taken these pills, she (feel) ..would have felt better today
23.if i (finish) .had finished.. the report yesterday, i would go out now
24.you could answer this question if you (go) .had gone.. over your lesson last night
25.if my students (got) had gotten.. up earlier this morning, they would not be late for school
26.that boy (pass).would pass.. the exam now if he had not been addicted to online games
Các loại câu điều kiện
Loại 1: If+S+V(hiện tại đơn), S+will V(infinitive)
Đảo ngữ câu ĐK loại 1: Should+S+V(infinitive), S+will V(infinitive)
Loại 0(diễn tả sự thật hiển nhiên): If+S+V(hiện tại đơn), S+V(hiện tại đơn)
*Ngoài(sự cầu khiến): If+S+V(hiện tại đơn), S+V(hiện tại đơn)
Loại 2: If+S+V(quá khứ đơn), S+would V(infinitive)
Đảo ngữ câu ĐK loại 2: Were+S+N/Adj/to V, S+would V(infinitive)
Loại 3: If+S+had PII, S+would have PII
Đảo ngữ câu ĐK loại 3: Had+S+PII, S+would have PII
Hỗn hợp loại 2 và 3: If+S+V(quá khứ đơn), S+would have PII
Hỗn hợp loại 3 và 2: If+S+had PII, S+would V(infinitive)
Danger increases if you drive fast.
=> The faster you drive, the more dangerous it becomes
Danger increases if you drive fast.
=> The faster you drive, .danger will increase..