43. Once we have paid off the debt, we shall owe money to no one.

42. I will be away for at most one week - probably only four or five days.

41. I don’t want to go there; besides, I’m very tired now.

39. recognise　 40. authors

35. attend　　 36. precious　 　37. continued　 　　38. explain　

On my first day in Britain, Claire went to the school with

me. He told me I have to go back by myself after school. 　　　　 　　46. __________

On hearing this, in order not forget the way, I paid　　　　　　 47. __________

attention to the blue door on the garage in the front of　　　　 　 48. __________

my host family’s home. In the afternoon, I went out the　　　 　49. __________

school and walked to the direction from which I had　　　　　 　　 50. __________

come. I walked and walked and suddenly I found　　　　　　　 51. __________

all the houses around me was almost the same! I tried　　　　 　　　 52. __________

to remember the road signs but finally remembered　　　　　　 53. __________

the blue garage door. I looked for them but there were　　　　 　　 54. __________

such many blue garage doors in that area. What could I do?　 　　 55. __________

Unit 15基础巩固练习

Keys

1-5 CBDBC　　 　　　 6-10 CDABB　　 11-15 BACBA

16-20 BDCCA 　　 21-25 DCCAB 　　 26-30 BCBAD

31. qualities　 　32. positively　 　33. lectures　 　　　34. earns　 　　

45. 他的建议值得考虑。

44. 那位女士手上戴着一枚钻石戒指。

43. 一旦我们还清了这笔债，我们就不欠任何人的钱了。

42. 我最多只能离开一个星期--也许只是四、五天。