Use unless instead of if: If you are not careful, you will cut yourself with that knife
Use UNLESS instead of IF.
1. If you are not careful, you will cut yourself with that knife.
2. If you do not like this one, I'll bring you another.
3. I'll not be able to do any work if I do not have a quiet room.
4. If she does not hurry, she'll be late.
5. If we had more rain, out crops would be better.
6. The crops would be have been ruined in the flood had risen higher.
7. If you had not sneezed, he wouldn't have known that we were there.
8. If she did her hair differently, she would look quite nice.
9. If John had played for our football team, we would not have lost the game.
10. If I won a big prize in a lottery, I'd give up my job.