1. No longer did my father smoke cigarettes.
2. Seldom does he come to class late.
3. She doesn't waste time chattering with her friends anymore.
4. No sooner had we left home than it began to rain.
5. Never have I seen such a beautiful house.
6. No longer is he a football player.
7. They didn't write to me anymore.
8. He is no longer a careless driver.
9. The fog prevented us from driving.
10. She has gone on a diet so as to lose weight.
11. Would you mind helping me put the chairs away?
12. He is interested in fishing.
13. He prefers playing golf to tennis.
14. When the telephone rang, I answered it immediately.
15. I study English so as to improve my knowledge.
16. He apologized for not ringing to say he'd be late.
17. The food was too badly burnt that nobody could eat it.
18. I saw Jane standing outside a shop.
19. After he had worked hard for many years, he retired.
20. Smiling happily, the mother took the baby in her arms.