41. take targeted measures 采取有針對(duì)性的措施

42. perform at the challenged level 有困難做某事

43. a prolonged visit 長期逗留的訪親

44. improved medical care 改善的醫(yī)療服務(wù)

45. a finished product 成品

46. The four years passed at college were，for his purposes，wasted.

大學(xué)四年為了他荒廢了。

47. At the longed-for moment when our elders ceased eating their peaches and

began to look about them instead of showing off to each other（grown-up

conversation always seemed to me a form of showing off）

在這盼望已久的時(shí)刻，當(dāng)我們的長輩不再吃桃子，開始看著他們而不是相互炫耀（成年人

的談話總是對(duì)我來說似乎是一種炫耀）

48. an informed opinion 有把握的見解

49. aged parents 年邁的父母

50. Could she be their intended victim? 她會(huì)是他們計(jì)劃中的受害者么？