Bài tập câu điều kiện

PRACTICE
October 15th, 2012

I. Put the verb in correct form:
1. Bring him another if he (not/like) this one. 2. She (be) angry if she (hear) this tomorrow. 3. Unless you are more careful, you (have) an accident. 4. If you (like), I (get) you a job in this company. 5. If grandmother (be) 5 years younger, she (play) some games
II. Rewrite the sentences, using the suggestions:
1. I didn’t eat lunch, I feel hungry now. –> If I……………… 2. If it hadn’t rained, we would have a better crop. –> But for………
3. If you want my advice, I wouldn’t buy it. –> If I …………
4. I only come if they invite me. –> Unless……… 5. He didn’t revise all his lessons, he failed the exam. –> If he………… 6. His sister sent her money, so he continued to study. –> But for……
7. The park is over there, only 5 minutes’ walk. –> If you walk……
8. In case it rains, we’ll stay at home. –> If it……………….
9. Without the rain, they could not have such good crop. –>If ………………
10. He studies lazily and always gets bad mark. –> If ............………

III. Rewrite the sentences, using unless instead of if:
If you are not careful, you will cut yourself with that knife.
If you do not like this one, I `ll bring another.
I`ll not be able to do any work if I do not have a quiet room.
If she does not hurry, she`ll be late.
You will get fat if you don`t stop eating so much.
If you don`t take a raincoat, you `ll get wet.
If I won a big prize in a lottery, I`d give up my job.
If John had played for our football team, we would not have lost the game.

IV. Rewrite the sentences, using IF
I was drowning down, but he saved me.
He lost his money simply because he wasn’t careful
John is fast because he eats too much chips.
She is obese because she doesn’t take any physical exercises.
She didn’t take my advise so she failed in the exams.
It was his own fault that he lost his job.
I only bought the dog because my children wanted a pet.
But for your unsuspected talents as a mechanic, we would have been stranded these hours.
Without your help, I wouldn’t have found the house.
They lost the way because they did not have a map.
V. Complete the following sentences:
If I were the Prime Minister, ..............................................
He could buy a new car if ...................................................
If I had more time ...............................................................
If he hadn`t been ill, ............................................................
They could have passed the exams if they ..........................
We could have come with you if we ..................................
If it hadn`t rained, ...............................................................
I will tell you everything ......................................................
If her parents had been richer, ..............................................
If I fell well tomorrow, ......................................................
VI. Rewrite the sentences, using if:
Be careful, or you will cut yourself with that knife.
Without money, he wouldn`t have bought such a big house.
She can`t walk without help, so she doesn`t go out very often.
Why don`t you stop smoking?
She is often absent from school, so she can`t keep pace with her classmates.
He was late because he missed the train.
Many rare animals will be extinct if we do nothing to save them.
We couldn`t do anything to help him because he didn`t tell us the truth.
The weather is so bad that they can`t go for picnic.
I `ll let you the book but you must promise to return it next week.
Nam is sorry that he didn`t phone him yesterday.
She can`t go shopping every week because she gets a low salary.
I was very busy so I couldn`t go to the meeting.
You will fail the exam next month if you don`t study hard.
15. I didn’t eat lunch, I feel hungry now.