家庭，直到39岁才见面。‘… grew up in different families and did not meet for 39 years.’ 他们都结过两次婚，第二次婚姻中，妻子都叫贝蒂。‘Both men were married twice… and their second wives were both named Betty.’ 而他们的第一个孩子都是儿子 ‘Both twins named their first sons James Allen.’

　　18. Why are scientists interested in studying identical twins raised in different families?

　　答案：(A) They want to find out the relationship between environment and biology.

　　【点评】：细节题。通过对两个Jim的研究， These twins help scientists understand the connection between environment and biology。

　　四级听力答案及点评：短文第三篇

　　22. How big does the speaker say Andorra is?

　　答案：A. It covers 197 square meters.

　　点评：事实细节题，考查同学们对于数字的记录。

　　23. What can be said about Andorra before the 1930s?

　　答案：D. It was cut off from the rest of the world.

　　点评：词义判断题，考查同学们对 “travelers had difficulty in reaching the country”的理解。

　　24. What event changed the situation in Andorra?

　　答案：C. The building of roads connecting it with neighboring countries.

　　点评：事实细节题，需要同学们听到并理解句子“When roads were built from France and Spain to Andorra in the 1930s, life picked up speed.”

　　25. What do most people do in Andorra do nowadays?

　　答案：B. They work in the tourist industry.

　　点评：主旨大意题，从文章中的各个方面，表现出现在安道尔国家的人民大多从事旅游业。

　　四级听力答案及点评：听力填空

　　26. familiar

　　27. put forward

　　28. caution

　　29. live with

　　30. alternatives

　　31. ignore

　　32. participated

　　33. in need of

　　34. focus on

　　35. judgments

　　点评：本文主要表达当你在做决定时，应该如何有选择性的听取他人的意见。整体文章在理解上难度并不大。但在填入单词或词组的过程中需要同学们在拼写，时态与词组的连读上注意。比如alternatives，in need of等。十个空中，四个词组，三个名词，两个动词，一个形容词。词组难度不大，拼写也比较方便。关键还是在于同学们平日的词汇量的积累。

　　四级翻译答案

　　大熊猫

　　大熊猫是一种温顺的动物，长着独特的黑白皮毛。因其数量极少，大熊猫已被列为濒危物种。大熊猫对于世界自然基金会有着特殊意义。自1961年该基金会成立以来，大熊猫就一直是它的徽标。大熊猫是熊科中最稀有的成员，主要生活在中国西南部的森林里。目前，世界上大约有1000只大熊猫。这些以竹为食的动物正面临许多威胁。因此，确保大熊猫的生存比以往更重要。

The giant panda is a docile animal with unique black and white fur. Because of their small number, giant pandas have been listed as an endangered species. The giant pandas are of special significance for WWF (World Wildlife Fund). Since the establishment in 1961, the fund has been using the giant panda as its logo. The giant panda is the rarest member of the bear family. They mainly live in the forests o

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