Szia!
A 14 és 16-ra még nem jöttem rá, a többi:
5. He refused to help me.
6. I told him that I would rather be left alone.
7. I've always preferred contemporary music over classical.
8. I would prefer to go now.
9. Her parents tried to prevent her from marrying him.
10. This law may help deter criminals from committing crimes.
11. Civilization seems to have made little progress in the last century.
12. There is no scientific proof that life exists on Mars.
13. She took off her raincoat and sat down. (Vagy put on)
15. Cheer up! It's not quite hopeless yet.
17. I was listening to the news on the radio when the bell rang.
18. She would rather die than see her children hi suffer.
19. The teacher was nervous about the children's behaviour.
20. He argued that he had (a) good reason(s) for what he had done.