专项练习:2021年考研英语基础模拟题(五十八)

发布时间:2020-10-26


最近,有小伙伴在询问最后阶段,考研英语该如何备考才最有效。最后阶段,我们应该将备考的重点放在复习和了解考试上,多去练习历年真题和模拟试题。下面,51题库考试学习网为大家带来考研初试的一些模拟试题,一起来看看吧。

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 the 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 of 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 people who 8 our kin.

The study 9 found that the genes for smell 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 that the similar genes seem to be evolving 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 peoples 18 to befriend those of similar 19 backgrounds, say the researchers. Though all the subjects were drawn from a population of European extraction, care was taken to 20 that all subjects, friends and strangers were taken from the same population. The team also controlled the data to check ancestry of subjects.

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2.[A] defended [B] concluded [C] withdrawn [D] advised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] understand

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

参考答案:1. A 2. B 3. D 4. C 5. C 6. A 7. C 8. D 9. B 10. D 11. B 12. D 13. B 14. C 15. A 16. D 17. B 18. A 19. C 20. A

以上就是51题库考试学习网为大家带来的全部内容,希望能给大家一些帮助。51题库考试学习网提醒:2021年考研正式报名已经开始,在预报名阶段未来得及报名的小伙伴要注意了。另外,小伙伴们如果还有其他关于考研信息的疑问,也可以留言咨询哦。


下面小编为大家准备了 研究生入学 的相关考题,供大家学习参考。

2003 -89.正疟的治法是
A.和解表里,温阳达邪 B.祛邪截疟,和解表里 C.解毒除瘴,清热保津
D.清热解表,和解祛邪 E.祛邪截疟,燥湿化浊

答案:B
解析:
此型考题主要考记忆,正疟的治法是祛邪截疟,和解表里;温疟的治法是淸热解表,和解袪邪。

局灶性节段性肾小球硬化

A.肾小球新月体形成
B.部分肾小球节段性硬化
C.大部分肾小球纤维化,小部分肾小球代偿肥大
D.肾小球毛细血管壁弥漫性增厚
答案:B
解析:

根据我国《宪法》的规定,国家举办各种学校,普及初等义务教育,发展(  )。
A.中等教育
B.职业教育
C.高等教育
D.初等教育

答案:A,B,C
解析:
【精解】根据《宪法》第19条第2款的规定,国家举办各种学校,普及初等义务教育,发展中等教育、职业教育和高等教育,并且发展学前教育,故选A、B、C项。

半夏泻心汤中含有的药物是

A.柴胡、炙甘草
B.柴胡、半夏
C.柴胡、干姜
D.半夏、干姜
答案:D
解析:
大柴胡汤——柴胡、黄芩、芍药、生姜、半夏、枳实、大枣、大黄;半夏泻心汤——半夏、黄芩、干姜、人参、黄连、大枣、炙甘草。

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