考研英语真题
考研英语想对来说比四六级要难一些，那么考研英语的试题类型是怎么样的呢?难度到底如何?下面是CN人才小编收集整理的2017考研英语真题，欢迎阅读参考!~
2017考研英语真题
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% of 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, “most people do not even 7 their fourth cousins but somehow manage to select as friends the 8 our kin.”
The study 9 found that the genes for small were something shared in friends but not genes for immunity. Why this similarity exists in smell genes is difficult to explain, for now, 10 , as the team suggests, it draws us to similar environments but there is more 11 it. There could be many mechanisms working together that 12 us in choosing genetically similar friends 13 “functional Kinship” of being friends with 14 !
One of the remarkable findings of the study was the similar genes to be evolution 15 than other genes. Studying this could help 16 why human evolution picked pace in the last 30,000 years, with social environment being a major 17 factor.
The findings do not simply explain people’s 18 to be friend those of similar 19 backgrounds, say the researchers. Though all the subjects were drawn from a population of European extraction, care taken to 20 that all subjects, friends and strangers, were taken from the same population.
1、 [A]what [B]why [C]how [D]when
2、 [A]defended [B]concluded [C]withdrawn [D] advised
3、 [A]for [B]with [C]by [D]on
4、 [A]separated [B]sought [C]compared [D] connected
5 、[A]tests [B] objects [C]samples [D]examples
6、 [A]Insignificant [B]unexpected [C] unreliable [D]incredible
7、 [A]visit [B]miss [C] know [D] seek
8、 [A]surpass [B] influence [C] favor [D]resemble
9、 [A]again [B] also [C]instead [D]thus
10、[A] Meanwhile [ B]Furthermore [C] Likewise [D]Perhaps
11、[A] about [ B] to [C] from [D]like
12、[A] limit [ B] observe [C] confuse [D]drive
13、[A] according to [ B] rather than [C] regardless of [D]along with
14、[A]chances [ B]responses [C]benefits [D]missions
15、[A] faster [ B]slower [C] later [D]earlier
16、[A] forecast [ B] remember [C] express [D]disruptive
17、[A] unpredictable [ B] contributory [C] controllable [D]disruptive
18、[A] tendency [ B] decision [C]arrangement [D]endeavor
19、[A] political [ B]religious [C] ethnic [D]economic
20、[A] see [ B]show [C] prove [D]tell
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