2014年12月英语四级考试答案（卷二）
16. What are scientists trying to explain according to the passage?
答案：(A) How being an identical twin influences one’s identify。
【点评】：细节题。本篇文章开头即指出 ‘they(scientists) are trying to explain how being half of the biological pair influences a twin’s identity.’由此可知科学家一直试图想要解释双胞胎的身份人格是如何受到影响的。
17. What do we learn about the twin Jims?
答案：(B) They grew up in different surroundings。
【点评】：细节题。关键词即是Jim 这个名字。关于两个Jim的情况是：他们一直生长在不同家庭，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(沪江网校版)
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。
考后时间关注：
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