III. Use UNLESS instead of IF :
1. If she doesn’t hurry, she’ll be late. ………………………………………………………………
2. If you don’t like this one, I will bring you another. ………………………………………………
3. If you are not careful, you will cut yourself with that knife.
………………………………………………………………………………………………
4. I’ll be able to do any work if I do now have a quiet room.
……………………………………………………………………………………………
IV. Combine each pairs of these sentences, using IF :
Type 1 :
1. Recycle and we’ll save natural resources. ………………………………………………………..
2. Be careful or you will fall over the rocks. ………………………………………………………..
3. Working too much can make you feel tired. ………………………………………………………
4. Don’t be careless or you’ll break the vase. ……………………………………………………….
5. Ha can pass the exam, she has to work hard.………………………………………………………
6. He can do a part to save the environment by buying recycled products.
………………………………………………………………………………………………
7. Putting garbage into the bins is one answer to minimize pollution.
……………………………………………………………………………………………
8. We should take the map with us or we will lose our way on the street.
………………………………………………………………………………………………
9. Ellen can borrow it, but she must give it back next week.
………………………………………………………………………………………………
10. The authorities are thinking of raising the petrol prices. I will have to cycle to work.
………………………………………………………………………………………
Use UNLESS instead of IF
1. If you do not like this one, I'll bring you another.
Unless............you like this one, I will bring you another..................................................
2. If she does not hurry, she'll be late.
Unless.............she hurries, she will be late........................................
3. If you are not careful, you'll cut yourself.
Unless...........you are careful, you will cut yourself...............................................
4. If you had not sneezed, he wouldn't have known that we were there.
Unless........you had sneezed, he wouldn't have known we were there
.....................................................
1. If you do not like this one, I'll bring you another.
Unless.....you like this one,i 'll bring you another........................................................
2. If she does not hurry, she'll be late.
Unless..she hurries, she'll be late...................................................
3. If you are not careful, you'll cut yourself.
Unless you are careful ,you'll cut yourself..........................................................
4. If you had not sneezed, he wouldn't have known that we were there.
unless you had sneezed, he wouldn't have known tha we were there