3 Some of the sentences are incorrect. Rewrite them correctly. Tick the correct sentences. 1 A computer is a machine that can perform calculations. 2 This is the town where I was born there. 3. That's the woman who she dropped her handbag. 4 The cheese which I bought smell really bad. O 5 That's the boy who his dad is a newsagent. 6 Where's the book which I left it on the table?

1. if the travellers had had a camera with them, they would (could) have taken pictures of the beautiful scenery. 2. if there had been any sugar left, we should not have had to go to the shop late in the evening. 3. if this house were not situated close to a chemical plant, the air around would not be bad and the house would be   very good for living. 4. if i were acquainted with him, i should ask his advice. 5. if you did not have a toothache, you would (could) enjoy this merry evening party. 6. if you were not so absent-minded, you would not make so many mistakes. 7. if you had rung me up, i should have known you were in trouble. 8. if you had not left the child alone, he would not have hurt himself. 9. if they had not spent a year in the tropics, they would not have got so sun-tanned. 10. if it had not rained so heavily, we should not have got drenched to the skin. 11. if you had watched the cat, it would not have eaten the fisli. 12. if a huge black cloud had not appeared from behind the forest, we should not have turned back and hurried home. 13. if it were not so late, we should go to see them. 14. if you had not been in her way, she would not have been angry.