37."Why are you learning Enghlish?" She asked me.

38.I usde to be taken to the zoo by my father when he had free time.

39.They have opened tơ trading centers here this year.

40.He became a university professor ten years ago.

41.People use computers to design new models.

42. Please stop watching that film.

42.I prefer reading newspapers to watching TV.

43.I suggest we should put garbage bins around the schoolyard.

44.We are interested in playing football.

45.Ann told me to wait for her.

46.She asked me if I would be free the next day.

47.Annie advised Kate not to spend any more time in the Sun.

48.Would you prefer a quieter restaurant?

=>
37. "Why are you learning English?" She asked me.
38. I used to be taken to the zoo by my father when he had free time.
39. They have opened two trading centers here this year.
40. He became a university professor ten years ago.
41. People use computers to design new models.
42. Please stop watching that film, it's very violent.
43. I prefer reading the newspaper to watching TV.
44. I suggest putting garbage bins around the school yard.
45. We are interested in playing football.
46. She asked me if I would be free the following day.
47. Annie advised Kate not to spend any more time in the sun.
48. I would rather go by myself.