Bài ôn tập môn Tiếng Anh Lớp 11: Câu điều kiện (Conditional sentences)

I/Chia động từ trong ngoặc.
If I (know) that you were ill, I (go)to see you.
If she'd had enough money, She (buy)  a car.
I (buy)  a car If you lend me some money.
I (see)  him if I (go) to the party last night.
We could have gone out if the weather (not be) so bad.
If the book (not be ) expensive, I'll buy it.
You would be very surprised if he (return)
I'll go out if it (not rain).
They wouldn't come to the party if you (not invite) ..them
What  you (do)  if you (be) .. him?
If that hat costs much, I (buy) . a small one.
If you (drive) .more carefully, you (have)  so many accidents.
If I (make) that mistake again, my teacher (get)  angry with me.
If I spoke English, my job (be) a lot easier.
If he (go) to London yesterday, he ( meet) . his old friend.
I will lend them some money if they (ask) .. me.
If we had known who he was, we (invite). him to speak at our meeting.
My dog (bark) if it (hear) .. any strange sound.
If I (have) . enough money, I would buy a house.
They (not/let)  you in if you (come) late.
If you (not go)  away, I (send)  for a policeman.
If I (be)  in your place, I (accept)  Mr. Anderson’s invitation.
If I (win)  a big prize in a lottery, I’d give up my job.
If I (be) . you, I (tell) the truth.
I was busy. If I (have) ..free time. I (go) . to the cinema with you.
Why didn’t you attend the meeting?
Oh, I did not know. If I (know I (come) ..there.
What we(do) if they do not come tomorrow?
If I had enough time now, I (write) . to my parents.
It’s too bad Helen isn’t here. If she (be)  here, she (know) ..what to do.
If I (eat)  breakfast tomorrow morning, I (get)  hungry during class.
If she (come)  late again, she (lose) her job.
I (let) you know if I (find) out what’s happening.
If we (live)  in a town, life would be better.
I’m sure he wouldn’t mind if we (arrive) early.
We (phone) you if we have time.
If I won the lottery, I (give) you half the money.
It (be) a pity if she married Fred
If I’m free on Saturday, I (go)  to the mountains.
She (have)  a nervous breakdown if she goes on like this.
I know I (feel) better if I (stop)  smoking.
If I (be)  you, I (help)  him.
I (understand). him if he (speak) .. more slowly.
He didn’t listen to the teacher. If he (listen) carefully, he (perform)  well in the examination.
He’s waiting for his mother to come back from Chicago. If his mother (come)  home, he (have)  a lot of presents.
He wanted to buy some Christmas presents but he couldn’t. If he (afford) .. to buy, his children (be) . very happy to greet a new year.
The kitchen will look better if we (have) .. red curtains.
If I knew his address, I (go) .. round and see him.
If you (not be) . so busy, I (show)  you how to play.
It (be)  quicker if you (use) a computer.
If we (have) . some eggs, I (make)  you a cake.
Bring him another if he (not/like) .. this one.
She (be)  angry if she (hear) . this tomorrow.
Unless you are more careful, you (have) .. an accident.
If you (like), I (get) . you a job in this company.
If grandmother (be) .. 5 years younger, she (play)  some games.
If he sun (stop)  shinning, there (be)   no light on earth.
If I (be)  a millionaire, I (live) 
II. Viết lại câu.
He can’t go out because he has to study for his exam.
=> If ..
She is lazy so she can’t pass the exam.
If 
He will pay me tonight; I will have enough money to buy a car.
=> If .
He smokes too much; that’s why he can’t get rid of his cough.
=> If ..
She is very shy, so she doesn’t enjoy the party.
=> If ..
I will get a work permit. I will stay for another month.
=> If ..
He doesn’t take any exercises. He is so unhealthy
=> If .
We can’t get the ticket because I don’t have the right change.
=> If ..
Study hard or you won’t pass the exam.
=> If ..
Don’t be impatient or you will make mistakes.
=> If ..
I didn’t eat lunch, I feel hungry now.
=> If I..
It hadn’t rained, we would have a better crop.
=> But for.
If you want my advice,I would’t buy it.
=>If I  
I only come if they invite me.
=> unless
He didn’t revise all his lessons, he failed the exam.
=> If he ..
His sister sent her money, so he continued to study.
=> But for
The park is over there, only 5 minutes’ walk.
=> If you walk
In case it rain, we’ll stay at home
=>If it 
Let me give you my advice. You should cut down on smoking right now.
If I 
Leave me alone or I’ll call the police.
=>Unless 
21. If you arrive at the office earlier than I do, please turn on the air-conditioner.
Should.
The children don’t go to school in the snowy weather.
If it 
He died so young; otherwise, he would be a famous musician by now.
=>Had 
You must tell me the whole truth or I won’t help you.
Unless
The car breaks down so often because you don’t take good care of it.
Were I
He is very bad-tempered, that’s why his wife left him soon after marriage.
If he 
Don’t tell lies to your boss or you’ll be fired at once.
If 
She got married at such an early age: otherwise, she would be at university now.
Had 
III.  Sua loi sai.
1. If we will reduce (A) the speed of population growth,(B) there will be less(C) pressure on (D)the earth.
2. Unless (A) we leave a bowl of (B)water under (C) the sun, it will (D)evaporate.
3. If (A)we continue to use (B)fuels at the current rate, we would(C/)soon have to face (D) a fuel crisis.
4. If I am (A)10 centimeters  (B) taller (C), I would play(D) basketball.
5. If the doctors (A)could find in (B) the remedy, a lot of (C) people would be (D) saved.
6. If she bought (A)that house now(B), she ran (C)out of (D)money.
7. What (A) you would do (B)if you could (C) speak French well(D) ?
8. If I had known )A) he is not (B)at home, I wouldn’t have gone (C)all the way to (D)his house.
9. If I had known(A) that the road were flooded (B) , I would /(C)never have taken (D)that way.
10. If I were (A)you, I will go (B)to the dentist’s (C)and have the tooth checked (D).