47.I really don't want to know your secret.I only found it____.

46. If you're afraid of taking the lift or just__________exercising, you can climb the stairs

　 　to go up.

45. It's great that she has got a job and doesn't have to stay at home____.

44. Many students' problem is that they can't__________their parents.

43. The old man____live here, but last month he moved back to his hometown.

42. We have called the restaurant three times__________but the line is busy.

41. When my brother was young, he couldn't wait to__________

39. Everyone wants to win. But ____________me, the most important thing is to leam something　 new and have fun.

　　　 A. as for　　　 　　B. thanks to　　　　　　 C. instead of　　　　　 D. such as

38. Recycling is good, so don't____________ bottles or newspapers.

　　 A. find out　　　　　 B. hand in　　　　　 C. use up　　　　　　 D. throw away