Conditional sentence1

CONDITIONAL SENTENCES
(Câu điều kiện)
0 condition : diễn tả 1 tình huống ln ln đúng hoặc 1 tình huống mang tính thói quen
IF Clause
Main Clause
Simple Present
Simple Present
− If it rains in the sunlight, you see a rainbow.
− You stay up late, you get up late.
− If we pour oil onto water, it floats
Type 1 : Real condition or Future possible ( Điều kiện có thể xảy ra ở hiện tại hoặc tương lai )
IF Clause
Simple Present
− If it rains, I’ll stay at home.

Main Clause
Will / Can / May + Bare-Inf

− You will miss the bus to school if you get up late.
− If he finishes his work soon, he can / will go with us.
Type 2 : Present Unreal (Điều kiện khơng có thực hoặc khơng thể xảy ra ở hiện tại)
IF Clause
Simple Past

Main Clause
Could(n’t)

Be : were

Would(n’t)

−

Should / Might
If I were you, I would go with her.

−

If he had enough money, he could buy this car.

−

If there weren’t air, man could not live.

+ Bare-Inf

Type 3 : Past Unreal (Điều kiện không có thực hoặc khơng thể xảy ra ở q khứ)
IF Clause
Past Perfect

Main Clause
Could (n’t)

( Had / hadn’t + V3 )
Would (n’t) + have + V3
− If I had had time, I would have read that novel.
−

I would have visited you if I had heard about your troubles.

−

If you had driven more carefully, you wouldn’t have got the accident.

● Unless = If ... not (nếu như không …)
−

You will be late unless you hurry. ( = you will be late if you don’t hurry.)

−

Unless he works much harder, he won’t pass the exam. ( = if he doesn’t work much harder, …)


CONDITIONAL SENTENCES
1. Complete the Conditional Sentences Type I.

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If you (wash) __wash_______ the dishes, I (cook) _will cook____________ dinner tonight.
If my dad (have) __has______ time next week, we (paint) ____will paint______ my room.
You (learn) ___will learn______ a lot about American history if you (visit) ___visit_______ the exhibition.
If the weather (not be) ___is not_______ too bad tomorrow, we (play) ______will play__ golf.
We (not get) ____won’t get_______ there on time if we (not catch) __don’t catch_________ the bus.
If you (go) ______go_____ out with your friends tonight, I (watch) ___will watch____ the football match on

6.

TV.
7.
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I (earn) _will earn_________ a lot of money if I (get) __get______ that job.
If she (not hurry) ___doesn’t hurry_____, we (miss) ___will miss______ the bus.

2. Complete the Conditional Sentences Type II.

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If I (have) __had______ more time, I (learn) ___would learn_______ to play the guitar.
If she (study) ___studied____ harder, she (get) ___would get______ better marks.
If we (know) __knew__ more about history, we (not be) ____wouldn’t be________ afraid of the test.
I (go) ____would go_____ jogging with Tom and Sue if they (be) __were______ here this week.
It (surprise) __would surprise_____ me if she (not help) ____didn’t help_______ you.
If he (try) ____tried_____ harder, he (reach) __would reach______ his goals.
I (buy) ___would buy________ these shoes if they (fit) __fitted (fit)____________.
It (not surprise) ___wouldn’t surprise______ me if he (not know) __didn’t know______ the answer.

3. Complete the sentences with the correct form (Type I or II).

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If you (need) __need____ the car in the afternoon, I (go) ____will go______ shopping in the morning.
If I (wear) _____wore_____ a hat, I would look like an old woman.
I (buy) ___would buy________ this bag if they (have) _had_______ it in blue.
She wouldn't pay cash if she (have) ____had_______ a credit card.
If you (do) __do_____ your homework now, we (go) ___will go____ to the cinema in the evening.
If I (have) ___had_______ more money now, I (buy) ___would buy_______ a bigger car.
I (ask) _____will ask_______ you if I need your help.
I (go) _______would go________ swimming if the weather were better.
If he (not have) _____doesn’t have______ time tomorrow, we (meet) _____will meet_____ the day after.
If I (be) ____were_____ you, I (not know) _____wouldn’t know_____ what to do.
If we (not order) ___didn’t order_____ the tickets soon, there (not be) ____would be____ any tickets left.
She (not say) ___wouldn’t say______ that if she (be) ____were____ your friend.

4. Complete the Conditional Sentences Type III.
1.
If we (listen) ____had listened__________ to the radio, we (hear) ____could have heard_______ the news.
2.
If you (switch) __had switched______ on the lights, you (fall / not) __wouldn’t have fallen______ over the

chair.
3.
She (come) ___would have come_____ to our party if she (be / not) ____hadn’t been_______ on holiday.
4.
If it (rain) __had rained_____ yesterday, I (not water) ____wouldn’t have watered_________ the plants.
5.
If I (leave) ____had left___ earlier yesterday, I (not miss) ______wouldn't have missed______ the plane.


6.
7.
8.

If you (arrive) __had arrived___ 10 minutes earlier yesterday, you (get) __would have got_____ a seat.
If I (realize) __had realized____ that the traffic lights were red, I (stop) ____would have stopped________.
I (not / lend) ____wouldn’t have lent____ him the money if you (tell) _____had told_______ me that he never
paid his debts
9.
I (get) ____would have gotten/got______ that job if I had been able to speak 2 languages
10.
If they had asked you, __would____ you (help) __have helped_____________________ them?
5. Complete the Conditional Sentences with the correct form (Type I, II or III).
1.
If I (be) ____were________ stronger, I'd help you carry the piano.
2.
If we'd seen you, we (stop) ____would had stopped_______ .
3.
If we (meet) ___meet________ him tomorrow, we'll say hello.
4.
He would have repaired the car himself if he (have) ___had had________ the tools.

5.
If you drop the vase, it (break) _____will break/breaks_____________.
6.
If I hadn't studied, I (not pass) _______wouldn’t have passed_________ the exam.
7.
I wouldn't go to school by bus if I (have) ____had______ a driving license.
8.
If she (not see) ____didn’t see______ him every day, she'd be lovesick.
9.
I (not travel) ____won’t travel________ to London if I don't get a cheap flight.
10.
We'd be stupid if we (tell) _____told_________ him about our secret.
11.
It (be) _____would be________ silly if we tried to walk there.
12.
I (watch) ________will watch_______ the film only if the reviews are good.
13.
She'd have taken me to the station if her car (not break) ______hadn’t broken_______ down.
14.
If you (not ask) don’t ask_______, he won't help you.
15.
If it (not rain) ___hadn’t rained________ yesterday, we (go) ______would have gone________ sailing.
16.
(you look) _____Will you look_______ after their dog again if they go on holiday this year?
17.
I (not open) ____wouldn’t have opened_____ the mail if it had contained a virus.
18.
Even if I (have) ___had_________ a wet-suit, I wouldn't go scuba-diving.
19.
(you be) _____Would you have been_________ that strict if you'd known the truth?

20.
You could make better ‘progress if you (attend) ____attended______ class ‘regularly.
21.
If I (know) ___knew______ his telephone number, I'd give it to you.
22.
If I (find) ___find_______ the book, I shall give it to you.
23.
If I (tell) ____tell______ you a secret, (you promise) _____will you promise_______ not to tell it to anyone
else?
24.
If she (come) _____comes______ to see us, we will go to the zoo.
25.
I would have told you, if I (see) ____had seen_______ him.
26.
Would you mind if I (open) ____open________ the window?
27.
If they (invite) ______had invited_______ me, I wouldn't have said no.
28.
My friend (meet) ____will meet_________ me at the station if he gets the afternoon off.
29.
If I (not do) ____didn’t do_______ it, nobody would do it.
5. Write
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sentences so that they have similar meaning to the sentences below.
The exhibition might have closed if they hadn't found new sponsors.
Had they found new sponsors, the exhibition might have closed .
I would refuse to co-operate if I was in your position.
Were I in your position, I would refuse to co-operate.
They would have realised their mistake if only they had stayed until the end.
Had they stayed until the end, they would have realised their mistake. .
If I live in a quiet neighbourhood, I enjoy city life.
Provided a quiet neighbourhood, I enjoy city life .
If I miss the train, I can take the taxi.
In case I miss the train, I can take the taxi
.
The policeman showed me the way, so I found the house.
If the policeman hadn’t shown me the way, I wouldn’t have found the house
If I'd gone to the party, I'd have met Melanie.
Had I gone to the party, I’d have met Melanie .
If the news turns out to be true, I'll sell my shares at once.
Should the new turns out to be true, I’ll sell my shares at once .
If he fails the final examination, he won't be able to graduate.

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10.

12.

14.

16.

18.

 Unless he fails the final examination, he will be able to graduate .
If the guests arrived this week, there'd be no rooms available.
 Were the guests to arrived this were, there’d be no rooms available
.
11. He would have lent you his car if you'd asked him.
 Had you asked him, he would have lent you his car
.
If you changed your mind, you'd be welcome to join us.
 Were you to change your mind, you’d be welcome to join us
.
13. He can't raise the hamster if his parents don't allow him to.
 Unless his parents allows him do, he can’t raise the hamster
If I hadn't called him last night, he wouldn't have told me about his new job.
 Had I not called him last night, he wouldn’t have told me about his new job.
15. I could have submitted the files successfully with your instructions.
 But for your instruction, I could have submitted the files successfuly
They can't open the safe if they don't know the secret code.

 Unless they know the secret code, they can’t open the safe
17. I wouldn't have finished arranging the furniture if your brother hadn't helped me.
 Without the help from your brother, I wouldn’t have finished arranging the furniture
I would make a lot of money if I invested in the real estate business.
 Were I to invest in the real estate business, I would make a lot of money
19. The company isn't permitted to operate because it doesn't have a water recycling system.
 Providing that the company doesn't have a water recycling system, it isn't permitted to operate.
20. If I have time, I will visit Denmark some time next year.
 Should I visit Denmark some time next year if I have time
21. You have to renew your passport so that you can stay in this country for a longer time.
 As long as you have to renew your passport, you can stay in the country for a longer time.
22. I need to put all my important documents in plastic covers so that they will retain longer.
 With plastic covers, my important documents will retain longer
23. If your dog were mine, I wouldn't maltreat it the way you are doing.
 Were the dog mine, I wouldn’t maltreat it the way you are doing
24. If he enjoys snowboarding, he may go on the vacation with you.
 Should he enjoy snowboarding, he may go on the vacation with you
25. Our team would have scored if the striker had shot at the corner of the goal.
 Had the striker shot at the corner of the goal, our team would have scored.
26. Thanks to the courageous firefighters, all the children were saved from the fire.
 If it hadn’t been the courageous firefighters, all the children wouldn’t had been saved from the fire.
27. If they offered you the scholarship, would you accept?
 Were they to offer you the scholarship, would you accept?