1. If I couldn't of myself unless I had some troubles

2. If her car wouldn't have been broken yesterday unless she had driven fast

3. Unless people knew you, they give you some precious information

4. If I saved my money, someone wouldn't take it

5. Unless you come home early, I prepare the dinner

6. If she lived in Rome, she couldn't speak Italian like that.

7. Unless Tom and Tim were not old, they would take part in our hockey team.

8. If he were my friend, I wouldn't not invite him to my birthday party. If

9.  Unless Susan did study harder, she might fail the exam

10. If you wouldn't be able to do this exercise unless your English were good.

11. If we hadn't enough rain, we could grow rice. 

CHÚC BN HỌC TỐT

Exercise 2 : 

1/ ...=If I couldn't of myself unless I had some troubles

2/ ...=If her car wouldn't have been broken yesterday unless she had driven fast

3/ ...=Unless people knew you , they give you some precious information

4/ ...=If I saved my money , someone wouldn't take it

5/ ...=Unless you come home early , I prepare the dinner

6/ ...=If she lived in Rome , she couldn't speak Italian like that

7/ ...=Unless Tom and Tim were not old , they would take part in our hockey team

8/ ...=If he were my friend , I wouldn't not invite him to my birthday party

9/ ...=Unless Susan did study harder , she might fail the exam

10/ ...=If you wouldn't be able to do this exercise unless your English were good

11/ ...=If we hadn't enough rain , we could grow rice