2015年全国硕士研究生入学统一考试英语(一)试题及答案.docx

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2015 年全国硕士研究生入学统一考试英语

(一)试题及答案

Section I Use of English

Directions:

Read the following text. Choose the best word(s)for each numbered blank and mark A，B，C or D on

ANSWER SHEET.(10 points)

Though not biologically related, friends are as “related ” as fourth cousins, sharing about 1% o

genes. That is 1 a study, published from the University of California and Yale University in the

Proceedings of the National Academy Sciences, has 2 .

The study is a genome-wide analysis conducted 3 1,932 unique subjects which 4

pairs of unrelated friends and unrelated strangers. The same people were used in both 5 .

While 1% may seem 6 , it is not so to a geneticist. As James Fowler, professor of medical

genetics at UC San Diego, says, “mostpeople do not even 7 their fourth cousins but

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