English 11 - Conditional sentences

Conditional Sentences
Usage
If clause
Main clause
Examples
Type 0
Là câu điều kiện hiện tại luôn có thật, dùng để diễn đạt những sự thật luôn luôn xảy ra với một điều kiện nhất
định.
Present simple
Present simple
- If I work late, I get tired.
- She can’t go to school late if she catches the bus early.
Type 1
Diễn tả 1 hành động có thật và sẽ xảy ra ở tương lai hoặc hiện tại
Present simple
Simple Future
If I have enough money, I will buy a new car.
Type 2
Điều kiện không thể xảy ra ở hiện tại hoặc tương lai - ước muốn ở hiện tại. (Nhưng thực tế khổng thể xảy ra được).
Past simple
Would+VIFN
If I had millions of US dollars now, I would give you a half.
Type 3
Điều kiện không thể xảy ra trong quá khứ - mang tính ước muốn trong quá khứ. (nhưng thực tế khổng thể xảy ra được).
Past perfect
Would have+VpII
If they had had enough money, they would have bought that villa.
Type mix1
Nêu lên 1 sự việc trái với thực tế hiện có, dẫn đến kết quả về 1 sự việc không 
thực ở quá khứ.
Past simple
Would have+VpII
If my brother were a policeman, he could have helped the boys when they asked.
Type mix2
Diễn tả 1 sự việc trái với thực tế đã xảy ra ở quá khứ và dẫn đến 1 kết quả ở hiện tại.
Past perfect
Would+VIFN
If I hadn't been in a hurry this morning, I wouldn't so hungry now.
Type 1
(đảo ngữ)
Sử dụng “ should” thay hiện tại không xác định chỉ khả năng xảy ra ít hơn ở tương lai. Đảo “should” lên đầu câu thay “If”
Should+S+V...
Clause
Should it rain tonight, I will stay at home
Type 2
(đảo ngữ)
Dùng “were” đảo lên đầu câu thay”if”
Were+S+...
Clause 
Were I you, I would love him.
Type 3
(đảo ngữ)
Dùng “Had” đảo lên đầu câu thay “If”
Had+S+VpII...
Clause 
Had she worked harder last year, she wouldn’t have failed the exam
Type 1
(đặc biệt)
Lấy “should” thay “If” sao đó để nguyên thể hoàn thành với “have done” ở tất cả các ngôi.
Should+S+have+VpII
Clause 
Should she have finished the work, she can go home.
Type 2
(đặc biệt)
Sử dụng “were to do” thay động từ ở quá khứ của mệnh đề điêu kiện loại 2
If + S+ were+ to do
Would+VIFN
If I spoke faster, I wouldn’t lose.
¦If I were to speak faster, ...
Type 3
(đặc biệt)
Sử dụng “were to have done” thay quá khứ hoàn thành
If+S+were to+have done
Would have+VpII
If she had driven carefully, she wouldn’t have caused the accident.
¦If she were to have driven...
I/ Use the correct form of the verbs:
If it cost too much, I (buy) .a smaller one.
If the class (be)  full, we will find another one.
What will we do if the taxi (not come) .. ?
Will you phone me if there (be) ..any problem?
I (ask) Peter if I see him tomorrow.
I will go next week if I (get) a train ticket.
It I have enough apples, I (bake) .an apple pie this afternoon.
I will fix your bicycle if I (have) ..a screwdriver of the proper size.
If you drove more carefully, you (not, have) ..so many accidents.
If he (get) up earlier, he would get to work on time.
If we (have) ..more time, I would tell you more about it.
If you (sell) .more products, you would earn more money.
I could help you if you (trust) ..me more.
Where would you like to live if you (not live) in Paris?
What (you, do)  if you won a million dollars?
Would you mind if I (not give) ..you the money?
If I spoke English, my job (be) ..easier.
If I (be) you, I wouldn’t worry about going to the university.
If you had phoned me last night, I (wait) for you.
If he (meet)  you yesterday, he would have invited you to his party.
If I (not go) . Out last night, I would have met him.
If Tom had been here yesterday, he (be) ..able to advise us.
If he (go) . To London yesterday, he would have met his old friend.
If I (had had to go to hospital, I would have given you some.
If I (have) ..any money, I would have given you some.
I wouldn’t have minded having children if I (live)  in the country.
His car (be)  a lot safer if he had bought some new tires.
The children would have been better swimmer if they (go)  swimming more frequently.
Cat could fly if they (have) ..wings.
If Peter (study) . harder, he would get better marks.
You will be late for class if you (not hurry) .
Mary would not have got wet if she (wear) .a raincoat.
If today (be) . A holiday, I would stay in bed for all day long.
If she (make) ..him change his mind, she would save him a lot of trouble.
Your parents (be) .a lot happier if you (phone) . them earlier.
If I (be) .. a bird, I would not want to live in a cage.
I (make) .a tomato salad for the picnic tomorrow if the tomatoes in my garden are ripe.
Jack will shave today if he (have) . A sharp razor.
Sally always answers the phone if she (be)  in her office.
If I (have) ..enough money, I will go with you.
If the weather is nice tomorrow, we (go) . To the zoo.
If Sally (be) .. at home tomorrow, I’m going to visit her.
If you (be) . Lazy, you will fail the exam.
If you don’t have breakfast, you (get)  hungry.
I (buy)  shares in that company if I had some money.
If he (clean) . His windscreen he’d have been able to see where he was going.
If you drove your car into the river, (you, be) .. able to get out?
If you (not belong) . To a union you couldn’t get a job.
If I (win)  a big prize in a lottery I’d give up my job.
What you (do) .. if you found a burglar in your house?
If I (be) .. you, I (apply) .. for that job.
If we (forgive) . You if you (tell)  my mother that secret last week.
If we (live) . In the seaside, we (go) . Swimming everyday.
If they (arrive) . at the airport earlier, they (not miss) .. the plane.
If tonight (be) .. Saturday night, I (go out) with my friends.
We (go) .. on a picnic if it (not snow)  heavily last Sunday .
If the police (be) . Present here now, those boys (stop)  fighting.
The score of yesterday’s match (not be)..so bad if Tony (not be).... sent out of the field.
He (live)  a happier life if he (have) . Some parental love. He is unlucky.
If our teacher (be) .. here now , he (tell)  us how to solve that problem.
They (get) .. better marks if they (study) .. harder every day.
He (meet)  his old friend if he (go) . To London yesterday.
If we (know)  who he was, we (invite) .. him to speak at our meeting.
If the weather (be)  nice today, we (go) ..to the zoo.
Why didn’t you attend the meeting? - Oh I did not know indeed. If I (know)..,I (come)..there.
If last night I (not, see) ______________ you in the street, I would have missed you so much.
If you (be, not) _________ me, you wouldn’t understand me.
Tom (not, open) _________________ the windows if the wind becomes stronger.
We (see) _____________ the tiger now if we visited the zoo.
The girl (not, be) __________________ sad if she had passed the exam.
Mary will give you a ring if she (not, work) ____________________ this evening.
I would have a present if I (have) _______________ a party.
My school would not have got older if it (be, not) __________________ repainted last year.
If the young man (take) _____________ off his coat, he will get a cold.
If your boss (sit) __________________ in the office now, he could solve your problem.
If people (not, build).......................a new school ten years ago, students would have had a place to study.
If you sing well, everyone (clap) _______________ their hands.
If the boy didn’t play soccer, the ball (not, jump) __________________ over my windows.
If Mai hadn’t got married with the old man, she (not, feel) ___________________ sad.
Her son (not, get) ________________ lost if he isn’t careful.
The man (have) __________________ some troubles if he went on making this project.
We (not, listen) ___________________ to you if we had been angry last night.
If you feel sad, you (talk) _____________________ to me.
If she hadn’t crossed the street yesterday, she (be, not) ________________________ in the hospital
You might get fat if you (stop) __________________ smoking.
You (get) ___________________ a job if you had a degree.
If she (phone) _____________ me tonight, I can talk to her.
They won’t travel Nha Trang if there (be) ___________ a storm.
We (not, work) _______________ hard if we get sick.
What (happen) _____________ if there were no gravity?
People (not, see) _____________ if they didn’t have eye.
If she (be) __________ me, she could take this job.
If he (not, call) ______________ you tomorrow, I won’t meet him.
The man could see a tiger on the street if it (get) ___________ lost.
You mom wouldn’t be sick if she (not, take) _________________ care of you.
The boss couldn’t fire you if you (try) ____________ your best.
A monkey (bite) ___________ you if you attack it.
If Susan (go) ______________ to the party, she could join a dancing club.
If they (be, not) _____________ at school, they can’t be punished.
If a man (point) ______________ a gun with me, I would be frightened.
II/ Rewrite the following sentences:
Study harder and you will succeed
Do exercise regularly and you’ll be fit.
Stay away from me or I’ll shout.
Hold together and we’ll be safe and sound.
Practice frequently and you’ll become an expert.
Tell lies again and you’ll be punished.
Stop talking or I’ll send you out of the classroom.
Be polite or you’ll be sacked.
Do your homework or you’ll get a zero.
Tell me the truth and I can help you.
Learn the rules by heart and you’ll be able to do the exercise.
I think it will rain tomorrow. We’ll have to stay indoors.
Unless she tells me the truth, I won’t forgive her.
They will not be successful if they don’t try more.
They will get angry if she doesn’t come on time.
Unless Mary gives us a hand, we won’t do this.
If our parents don’t support us, we’ll be starved.
Mary will feel disappointed unless she gets more than 8 marks.
If he can’t speak English, we cannot offer him the job.
There will be a shortage of water unless it rains.
His father often punishes him because he is lazy.
She is too old so she cannot go hiking.
They don’t go for a picnic because the weather is bad.
I shan’t buy a dictionary; I don’t have enough money.
I’m busy tonight, so I can’t come and have dinner with you
It rained heavily; that’s why I can’t go to school.
You got into so much trouble because you didn’t listen to me.
There are so many bugs in the room because there isn’t screen on the window.
He is busy right now, so he can’t help them.
I can’t make all of my own meals because I am not good at cooking.
I’m not you so I can’t tell him the truth.
She came, so he wasn’t disappointed.
They don’t behave themselves so their parents are not happy about that.
I am not a rich businessman and I can’t afford to buy an expensive car
It rained last night so I didn’t go to the barbecue.
My parents do not allow me to go, so I have to stay at home.
She doesn’t pay attention to her cooking so the food is horrible.
The weather was very nice so we didn’t go camping.
The computer broke down and I had to stop my work.
She sings well, so everyone admires her.
We love music because music makes us funny.
I am not hungry because I have breakfast in the morning.
You don’t go to school, so the teacher phones your parents.
They aren’t sick, so they go camping.
She doesn’t go to the party because she isn’t proud of herself.
Mai is at home because her mom is absent.
Your father works hard because he loves his kids so much.
The man crosses the street, so he meets an accident.
She doesn’t phone you because you aren’t at home.
We don’t have lunch because we are full.
I live far from home, so I have to rent a room in the dormitory.
His family has a delicious dinner because Tom passes the exam.
Lam doesn’t sleep well, so he feels asleep.
They don’t get off the bus because they want to travel around the city.
Hoa goes out because she doesn’t want to meet you.
We learn English well, so we can talk to the tourists.
He can’t run because his leg is broken.
I can’t sing because I have a cough.
Mary is sick. And she can’t go home. 
Tom was out. You couldn’t see him. 
We don’t know you, so we go away. 
He threw waste, so he got a fine. 
She doesn’t finish the test because she is absent. 
They weren’t on the bus because they had carsick.
Because I am tired, I can’t go on the trip. 
My father doesn’t tell the truth, so no one loves him. 
Everyone dislikes you because you behave badly. 
The man couldn’t walk because his leg was injured. 	
They read newspaper, so they saw you on it. 
She didn’t have a cold. She couldn’t visit a doctor. 
I don’t like vegetables. And I can’t enjoy it. 
Because everyone is injured in the accident, they stay in the hospital. 
Because the weather wasn’t warm, Tom didn’t go swimming. 
Because the woman helps me, I thank her. 	
Because your father sang well, everyone admired him. 
People can’t visit Dam Sen because it is closed. 
Daisy worked hard, so she earned a lot of money.
They have breakfast, so he doesn’t feel hungry. 	
James was away because the policemen looked for him. 	
Because we weren’t thirsty, we didn’t drink water.
III/ Choose the best answer:
If the weather is nice, I ____________ camping.
a. would go	b. will go	c. would have gone	d. go
The man would be brave if he __________ a girl.	(a. saves/ b. had saved/ c. saved/ d. save)
If yesterday you had met me, I ____________ you the truth.
a. will tell	b. would tell	c. would have told	d. tell
My father __________ the bike now if he had free time.
	a. would repair	b. will repair	c. would have repaired	d. repaired
If the boss _________ these workers, there will have a strike tomorrow.
	a. fire	b. fired	c. had fired	d. fires
This man ____________ drunk if he hadn’t had some troubles last morning.
	a. won’t be	b. wouldn’t be	c. wouldn’t have been	d. had been
If the spring doesn’t come in January, there _____________ a Tet holiday.
	a. won’t have	b. wouldn’t have	c. wouldn’t have had	d. has
Tom wouldn’t be late this morning if he _____________ the bus in time.
	a. catches	b. catch	c. had caught	d. caught
If the old man hadn’t crossed the street yesterday evening, he __________ .
	a. won’t die	b. died	c. wouldn’t have died	d. wouldn’t died 
They _________ a trip to some beaches if the summer comes.
a. will have	b. would have	c. would have had	d. have
If some boys ___________ soccer in front of the gate at once, the guard would tell them to go away.
	a. play	b. played	C. had played	d. plays
She ___________ married with her husband if she hadn’t known him ten years ago.
	a. wouldn’t get	b. won’t get	c. wouldn’t have got	d. got
If the man __________ you to give the answer, you wouldn’t get headache.
	a. don’t give	b. doesn’t give	c. hadn’t given	d. didn’t give
Mary can swim well if she ___________ a cold.
a. don’t get	b. doesn’t get	c. didn’t get	d. hadn’t got
If last night you __________ rid of your bad habits, you could have become a wander.
	a. don’t get	b. doesn’t get	c. didn’t get	d. hadn’t got
That girl _____________ in love if she is calm and patient.
	a. doesn’t fall	b. don’t fall	c. didn’t fall	d. won’t fall
If he was at home, he ____________ you now.
a. will meet	b. would meet	c. would have met	d. met
The baby _____________ the toys if she hadn’t been sick yesterday afternoon.
	a. would have found	b. would find	c. will find	d. had found
If his name __________ Martin, I wouldn’t like him. (a. wasn’t/ b. weren’t/ c. isn’t/ d. hadn’t been)
The young boy can get a scholarship if he __________ a good student this term.
	a. were	b. is	c. had been	d. was
If our class ___________ for a party last weekend, we wouldn’t have had food poisoning.
	a. asked	b. asks	c. has asked	d. had asked
This car wouldn’t be broken if you _______ too fast. 
	a. hadn’t driven	b. didn’t drive	c. doesn’t drive	d. don’t drive
You won’t be hungry if you ____________ breakfast this morning.	(a. had/ b. has/ c. have/ d. had had)
If tomorrow ____________ my birthday, I will be very happy.	(a. is/ b. were/ c. was/ d. had been)
If she ________ stupidly, she wouldn’t feel regret about that.
	a. don’t behave	b. doesn’t behave	c. didn’t behave	d. hadn’t behave
Your mother will be your good friend if you ________ honest.	(a. were/ b. is/ c. are/ d. was)
If Peter __________ too much candies, he will get tooth decay.	(a. eats/ b. eat/ c. ate/ d. had eaten)
Her sister ___________ to go abroad if she saved enough money.
	a. will decide 	b. would decide	c. would have decided	d. decided
If he _______________ last night, he could have been sick.
	a. overworked	b. overworks	c. overwork	d. had overworked
If the old woman ____________ up, she would have got cancer. 
	a. don’t give	b. doesn’t give	c. hadn’t given	d. didn’t give
31. If she ________ at home, I can meet her.	(a. have been/ b. is/ c. were/ d. had been)
32. The girl _________ fast if her leg is injured.	(a. runs/ b. could run/ c. can run/ d. could have run)
33. If you open this box, you __________ a secret.
	a. saw	b. could see	c. could have seen	d. can see
34. Mr. Tam will go on vacation if he ___________ tired.	(a. feels	b. feel	c. felt	d. had felt)
35. If they ___________ TV, they can’t see me on it.
	a. watched	b. watch	c. watches	d. had watched
36. Mary won’t answer you phone if she ___________ at home.
	a. don’t stay	b. hasn’t stayed	c. hadn’t stayed	d. doesn’t stay
37. If I plan a tree, I __________ its shadow.	(a. have	b. has	c. will have	d. would have)