编者按：精品学习网成人高考频道为参加2011年成人高考的考生准备了：成考学位英语真题解析(2006--2010) “专题，历年真题讲解很详细，除给出答案外，还附有详解，希望对考生有所帮助。下面请看专题。
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Part Ⅴ Translation (20%)
(76)But brief replies do not mean Americans are impolite of unfriendly to some extent.
(77)If people praise them or thank them in an especially polite way, they may become uncomfortable and not know what to say in reply .
(78)The advantages and disadvantages of a large population have long been a subject of discussion among economists (经济学家).
(79)When the pressure of population on housing declines, prices also decline and the building industry is weakened.
(80)It wasn’t until the twentieth century that women’s umbrellas began to be made in a variety of colors.
(81) 她的工作是照看这些老人。
(82) 学生应该在上课之前完成家庭作业。
(83) 这些老人养成了每天早上锻炼的习惯。
(84) 如果到处都太拥挤，旅行会令人很不愉快。
(85) 我不知道你那奇怪的想法来自何处。
参考答案
76. 但是，在某种程度上，简短的回答并不意味着美国人不礼貌或不友好。
77. 如果人们表扬他们或以一种极其礼貌的方式感谢他们，他们可能会很不舒服，不知道回答什么才好。
78. 长期以来，人口多的优劣之处都是经济学家们讨论的话题。
79. 在人口增长对住房供应的压力减少的同时，房价降了下来，建筑业也相应地得到了削弱。
80. 妇女们用的伞直到二十世纪才开始被做成了不同的颜色。
81.Her job is to look after these old people.
82.The students should finish their homework before coming to class.
83.These old people have formed the habit of doing exercise every morning.
84.If it is too crowded everywhere the trip will become quite unpleasant.
85.I don’t know where your strange idea has come from.