1. Peter is fat because he eats so many chips
If he didn't eat so many chips, he wouldn't be fat
2.If you are not careful,you will cut yourself with that knife
Unless you are careful,you will cut yourself with that knife.
3.If you do not like this one,I'll bring you another
Unless you like this one, I'll bring you another.
4.I'll not be able to do any work if I do not have a quiet room
Unless I have a quite room,I'll not be able to do any work.
5.If she does not hurry,she will be late
Unless she hurries, she’ll be late.
6.She doesn't have a bike so she has to walk to school
If she had a bicycle, she wouldn't have to walk to school
7.I am not rich businessman and I can't afford to buy an expensive car
If I were a rich businessman, I could afford to buy an expensive car
8.My parents don't allow me to go,so I have to stay at home
If my parents allowed me to go, I wouldn't have to stay at home
9.She doesn't pay attention to her cooking so the food is horrile
If she paid attention to her cooking, the food wouldn't be horrible
10.They do not know each other very well so they do not talk to each other
If they knew each other very well , they would not be reserved
11.He is not a millionaire,so he can't give you all that you want
If he were a millionaire , he could give you all that you want
12.She loves him so she forgives him easily
If she didn't love him, she wouldn't forgive him easily.
13.We get up late in the morning so we do not have time to have breakfast
If we got up late this morning, he wouldn't have time to have breakfast
14.If she does not hurry,she will be late for school
Unless she hurries,you'll be late.
15.We can't go out because he has to study for his exam
If he didn't have to study for his exam, he could go out