Bài tập 2: Viết lại những câu sau sử dụng từ gợi ý. 1. I don’t know your address, so I can’t write you a letter.  If ………………………………………………………………………………………………….. 2. I live in a countryside because I don’t have a house in the city.  If ………………………………………………………………………………………………….. 3. If you don’t start early, you will miss the train.  Unless……………………………………………………………………………………………... 4. She didn’t call me last night because she didn’t know my phone number  If…………………………………………………………………………………………………... 5. They cancelled the trip because it rained heavily.  If …………………………………………………………………………………………………. 6. He is overweight. He eats too much  If …………………………………………………………………………………………………. 7. The room is cold because they leave the door open.  If …………………………………………………………………………………………………. 8. Unless she works hard, she will fail the next exam.  If………………………………………………………………………………………………….. 9. I didn’t buy a bicycle because I didn’t have enough money.  I would…………………………………………………………………………………………… 10. You got into so much trouble because you didn’t listen to me.  Had……………………………………………………………………………………………….

1. I don’t know your address, so I can’t write you a letter.
 If ………I knew you address, I could write you a letter. …………………………………………………………………………………………..
2. I live in a countryside because I don’t have a house in the city.
 If ………I had a house in the city, I wouldn't live in a countryside…………………………………………………………………………………………..
3. If you don’t start early, you will miss the train.
 Unless……you start early, you will miss the train. ………………………………………………………………………………………...
4. She didn’t call me last night because she didn’t know my phone number

 If…………she had known my phone number, she would have called me last night………………………………………………………………………………………...
5. They cancelled the trip because it rained heavily.
 If ………it hadn't rained heavily, they wouldn't have cancelled the trip………………………………………………………………………………………….
6. He is overweight. He eats too much
 If …he didn't eat too much, he wouldn't be overweight……………………………………………………………………………………………….
7. The room is cold because they leave the door open.
 If …………they didn't leave the door open, the room wouldn't be cold……………………………………………………………………………………….
8. Unless she works hard, she will fail the next exam.
 If…she doesn't  work hard, she will fail the next exam. ………………………………………………………………………………………………..
9. I didn’t buy a bicycle because I didn’t have enough money.
 I would…have bought a biccycle if I had had enough money…………………………………………………………………………………………
10. You got into so much trouble because you didn’t listen to me.
 Had…you listened to me, you wouldn't have got into so much trouble …………………………………………………………………………………………….