21. Tina used to be shy, but now she is o                .

22. I can't hear you. Can you speak more l                ?

23. She sat at the desk and smiled q                 at me.

24. Mary studies hard. She is very h                .

25. Did you enter the dancing c                 last week?

26. --- How was your summer vacation?

--- It was f                . I had a good time in Beijing.

27. The room is so dark that I can't see anything c                .

28. This girl could sing when she was three. She is very t                 in music.

29. Don't be worried. It's nothing s                .

30. It is sunny today, so it is not n                 for you to take an umbrella.

31. If you find some important i                 on the Internet, you can download it.

32. We shouldn't l                 at the people who are in trouble. Instead, we should help them.

33. Nobody b                 the window. It may be the wind.

34. Little Tom was very happy because he got a high g                 in the exam.

35. Your disease is still in its p                 stage.

36. The teacher is very                 (随和) and her students like her a lot.

37. The fans cheered                 (大声地) for their football team.

38. Father walked into my bedroom                 (轻轻地) and put a present on my desk.

39. Lucy is more                 (努力的) than Jane, so she gets better grades at school.

40. She did very well in the swimming                  (比赛).

41. Song Zuying's concert(音乐会) is                 (极好的). We all love it.

42. I can't hear you                 (清楚地). Could you please speak more slowly.

43. She