[考研类试卷]考研英语(阅读)模拟试卷209及答案与解析.doc
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1、考研英语(阅读)模拟试卷 209 及答案与解析Part ADirections: Read the following four texts. Answer the questions below each text by choosing A, B, C or D. (40 points)0 Summer was, for a while, a childs time, conferring an inviolate right to laziness. It was a form of education that had nothing to do with adult prioriti
2、es, providing entire afternoons to watch exactly how many ants would dash out of one hill and what they would bring back. The holiness of that kind of summer was first diminished by necessity, when overcrowded classrooms brought us theyear-round school calendar. Next, the battle against social promo
3、tion forced many an indifferent student into summer schoolwhile the hard-charging students willingly packed into summer school as well, to get a leg up on the coming year.Then, as though the world of achievement had some sort of legitimate claim on summer, even schools that maintained the old-fashio
4、ned schedule began reaching their tentacles into summer. Some school districts start the traditional school year in August, the better to squeeze in a couple of more weeks of instruction before the all-important state standardized tests given in spring. Worse, what used to be recommended summer read
5、ing lists are now becoming compulsory assignments. And woe to the ambitious student whos signed up for Advanced Placement classes, and thus a summer-load of note taking and homework.Its not just the schools. As a society, we grow itchy at the sight of someoneeven a kid-accomplishing nothing more tha
6、n fun. Thus parents have become suckers for anything that lends a constructive air to summer. Summer camps used to exist for the purpose of marshmallow roasts and putting frogs in your bunkmates beds. Those still exist, but they compete mightily with the new campsthe ones for improving a childs writ
7、ing style, building math skills, honing soccer stardom, learning a foreign language, building dance talents or finessing skills playing a musical instrument. Even many colleges and universities, such as Johns Hopkins, have climbed on board, mailing out silky brochures about their expensive summer pr
8、ograms for supposedly gifted, or at least financially gifted, students.None of this activity is required, of course. Unluckily, other societal changes also have pushed back at summer. Children cant get together a pickup game of kickball when their streets are the turf of gangs. And without a shove o
9、ut the door, todays youngsters are more likely to spend a day clicking away at video games than swinging in a hammock.Still, it is a decision, however unconsciously made, to view summertime as a commodity to be prudently invested, rather than as a gift to be lavishly spent. There is only one sort of
10、 skill we are afraid to nurture in our kidsthe ability to do nothing more constructive than make a blade of crabgrass, pressed between our thumbs and blown, blast a reedy note into the summer air.1 From the first paragraph, we learn that(A)summer was always a great time for laziness and freedom.(B)
11、summer time was gradually crammed with various courses.(C) summer education was especially important for A-list students.(D)summer class was proved to be more helpful to disadvantaged students.2 Schools considered using summer time most probably because they(A)wanted to help students to make full us
12、e of the school calendar.(B) disbelieved that their students would actively do summer homework.(C) would like to encourage more students to take Advanced Placement tests.(D)thought achievements had something to do with efforts in summertime.3 The word “itchy“ (Line 1, Paragraph 3) denotes(A)comfortl
13、ess.(B) eager.(C) critical.(D)impulsive.4 In the authors eye, new camps can be best characterized as(A)artistic.(B) exciting.(C) practical.(D)comforting.5 From the text we can conclude that the author considers that summertime should be(A)a satisfying investment.(B) a precious present.(C) a remarkab
14、le experience.(D)a well-planned journey.5 Athletes who cheat by injecting themselves with stored supplies of their own blood might soon be caught out. A revealing trail of debris could give the game away.Most “blood dopers“cheat by injecting themselves with the blood-boosting hormone erythropoietin
15、(EPO),but there have been tests todetect EPOsince 2000. Another way to dope blood is to periodically extract some of your own, store it and re-inject it before competitions. Some professional cyclists are alleged to have done this as part of a doping scandal that emerged in Spain in 2006, called Ope
16、racion Puerto. At least one cyclist is still fighting to clear his name.Re-injecting stored blood boosts the oxygen supply to muscles. The practice has so far eluded detection but now there might be a way catch out the cheats.During storage, red blood cells start to fall apart, generating debris suc
17、h as the fragments of cell membranes (a cell membrane is the outside envelop of a living cell). Olaf Schumacher of the University of Freiburg in Germany and his colleagues have shown that when stored blood is re-injected, the recipients white blood cells prepare to get rid of this sudden tide of deb
18、ris. They say that these changes on blood cell debris could betray sportsmen and make cheats detectable. “Its like someone dumping rubbish in your blood,“ he says. “When all the rubbish comes at once, theres lots of activity.“Schumachers team took blood from six non-athletes, stored it for 35 days t
19、hen re-infused it, taking further blood samples three and four days afterwards. When they analyzed the white blood cells in these samples, genes needed for identifying and disposing of ailing and damaged cells were much more active than usual.The gene changes led to the appearance of new proteins on
20、 the surface of the white blood cells which could potentially be picked up by antibodies, Schumacher says. He also suggests that antibodies could be created to detect the changes to the surface of red blood cells as well. Schumacher couldnt say whether such tests would be ready in time for the 2012
21、Olympics in London. David Cowan, director of the UK Drug Control Centre at Kings College London, says: “The paper is promising, but more work is needed to establish a test that meets the rigorous standards required by sport so as not to falsely accuse an athlete.“ Schumacher says that one key goal i
22、s to make sure these changes only occur due to doping, rather than illness, for example.6 The sentence “A revealing trail of debris could give the game away“ (Lines 2-3, Paragraph 1) shows that(A)the athletes who cheat will lose the game because of a trail of debris.(B) the athletes who cheat have t
23、o give up the game because of a trail of debris.(C) a trail of debris will help catch out the athletes who cheat.(D)a trail of debris will help the athletes avoid the game.7 Which kind of “blood dopers“ is least likely to be detected in the past?(A)People who inject themselves with EPO.(B) People wh
24、o extract and re-inject some of their own blood.(C) People who took part in cycling competition in Spain in 2006.(D)People who are careful enough to avoid detection.8 According to Paragraph 4, which of the following is true about the debris?(A)The white blood cells are ready to get rid of it all the
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