Ответ:

18. Let's meet in five o'clock.

19. My father works at school.

20. They visit their parents every month.

21. I didn't know that it rains.

22. This money is enough to buy this book.

23. She is fond pop music.

24. This is deepest lake in our country.

25. Nobody likes being shouted at.

26. Have you seen ann's new dress yet.

27. Don't be it angry her please.

28. Do you know whose bag this is.

29. Who taught you to play tennis.

30. I enjoyed the play very much.