1.      He can’t go out because he has to study for his exam.
=> If…………………………………………………..

2.      She is lazy so she can’t pass the exam.
If…………………………………………………………

3.      He will pay me tonight; I will have enough money to buy a car.
=> If…………………………………………………………….

4.      He smokes too much; that’s why he can’t get rid of his cough.
=> If……………………………………………………………..

5.      She is very shy, so she doesn’t enjoy the party.
=> If……………………………………………………………..

6.      I will get a work permit. I will stay for another month.
=> If……………………………………………………………..

7.      He doesn’t take any exercises. He is so unhealthy
=> If……………………………………………………………….

8.      We can’t get the ticket because I don’t have the right change.
=> If………………………………………………………………..

9.      Study hard or you won’t pass the exam.
=> If…………………………………………………………………..

10.  Don’t be impatient or you will make mistakes.
=> If……………………………………………………………………..

11.  I didn’t eat lunch, I feel hungry now.
=> If I…………..………………………………….

12.  I only come if they invite me.
=> unless……………………………………………….

13.  He didn’t revise all his lessons, he failed the exam.
=> If he………………………………………………………..

14.  The park is over there, only 5 minutes’ walk.
=> If you walk……………………………………………….

15.  Leave me alone or I’ll call the police.

=>Unless……………………………………………………………………………………

16.  If you arrive at the office earlier than I do, please turn on the air-conditioner.

=> Should……………………………………………………………………………….     

17.  The children don’t go to school in the snowy weather.

=> If it ………………………………………………………………………………           

18.  He died so young; otherwise, he would be a famous musician by now.

=>Had ………………………………………………………………………………           

19.  You must tell me the whole truth or I won’t help you.

=> Unless………………………………………………………………………………       

20.  The car breaks down so often because you don’t take good care of it.

=> Were I………………………………………………………………………………      

21.  He is very bad-tempered, that’s why his wife left him soon after marriage.

=> If he………………………………………………………………………………

22.  Don’t tell lies to your boss or you’ll be fired at once.

=> If……………………………………………………………………………

23.  She got married at such an early age: otherwise, she would be at university now.

=> Had ………………………………………………………………………….

1.If niins all day so jim don't join in the game.
->.................................
2.I eave me alone or she'II stay at home.
->...............
3.My mother couln't go to the concept because she was,so busy.
->........…....……
4.I didn't buy this house because have enoungh money.
->…….........……
5.Ken ate many ice creams so he felt sick.
->...…………….…
6.In the snowy weather,they don't go to school.
->……..........………….
7.His sister doesn't spcak English.She won't get the job.
->..........……..…..…

51.She doesn’t go to China with us.
→We wish ………………………………………………………………………………………………
52.He can’t buy this bike because he doesn’t have enough money.

3

→If ………………………………………………………………………………………………………
53.Study hard or you will fail the final exam.
→If ………………………………………………………………………………………………………
54.I’m sorry, I cant speak English fluently.
→I wish …………………………………………………………………………………………………
55.It’s a pity that you aren’t here now.
→I wish ………………………………………………………………………………………………….
56.This problem seems diffficult for her.
→She wishes ……………………………………………………………………………………………
57.Water these flowers or they will die.
→Unless …………………………………………………………………………………………………
58.You practise your English regularly, and your English will improve.
→If ………………………………………………………………………………………………………
59.The students don’t study hard.
→I wish …………………………………………………………………………………………………
60.He spent 2 hours writing the letter.
→It took …………………………………………………………………………………………………

13,She doesn't have enough money, so she can't afford to buy a new car

->If she

14,hurry up otherwise you'll be punished 

->If you

15,I bought his house. He is a very famous actor 

->The man

16,I couldn't pay for the meal as I has left my wallet at home

->I had

17,I went to London .He had lived there when he was a boy

->I went to London

18,You might fall if you are not careful 

->if you

19,you don't rest yourself, you will be ill

->unless

20,we don't have atrip to the Moon because we don't have enough money

->if

1. I don’t buy it because I don’t have enough money.
----> If I HAD ENOUGH MONEY, I WOULD BUY IT.
2. I don’t go out it because I don’t have time.
----> If ………………………………………………………………………
3. He will go out. He will buy some bread.
----> If ………………………………………………………………………
4. I’m busy right now, so I can’t help you.
----> If ………………………………………………………………………
5. He’s very thin, that’s why he feels the cold so much.
----> If ………………………………………………………………………
6. I don’t have breakfast, so I am hungry now.
----> If ………………………………………………………………………
7. If John played for our football team, we would not lose the game.
----> Unless ………………………………………………………………………
8. If I won a big prize in a lottery, I’d give up my job.
----> Unless………………………………………………………………………
9. If you don’t like this one, I’ll bring you another.
----> Unless………………………………………………………………………
10. I’ll only help you if you promise to try harder.
----> Unless………………………………………………………………………
11.If she doesn’t work harder, she’ll lose her job

1/ If I buy a new hat, I ( give) my old hat to you.

2/ If today (be) Sunday, the pupils (can go) swimming.

3/ If he ( be) here last night, he ( have) a lot of fun.

4/ My brother ( have) enough money, he ( buy) a bicycle.

5 / If he (not fall) off his bike 2 days ago, he (participate ) in the soccer match.

6. If she (not miss) the bus, she (not be) late for the meeting.

7. If Peter (study) hard, he could get good marks.

8. If my sister (not have) a terrible headache she wouldn’t be absent from her class.