【考研类试卷】考研英语-419及答案解析.doc
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1、考研英语-419 及答案解析(总分:100.00,做题时间:90 分钟)一、Section Use of Eng(总题数:1,分数:10.00)Generally speaking, a British is widely regarded as a quiet, shy and conservative person who is (1) only among those with whom he is acquainted. When a stranger is at present, he often seems nervous, even (2) . You have to take
2、a commuter train any morning or evening to (3) the truth of this.Serious-looking businessmen and women sit reading their newspapers or dozing in a comer; hardly anybody talks, since to do so would be considered quite (4) .(5) , there is an unwritten but clearly understood code of behavior which, onc
3、e broken, makes the offender immediately the object of (6) .It has been known as a fact that a British has a (7) for the discussion of their weather and that, if given a chance, he will talk about it (8) .Some people argue that it is because the British weather seldom (9) forecast add hence becomes
4、a source of interest and (10) to everyone.This may be so. (11) a British cannot have much (12) in the weathermen, who, after promising fine, sunny weather for the following day, are often proved wrong (13) a cloud over the Atlantic brings rainy weather to all districts! The man in the street seems t
5、o be as accurate - or as inaccurate as the weathermen in his (14) .Foreigners may be surprised at the number of references (15) weather that the British (16) to each other in the course of a single day. Very often conversational greetings are (17) by comments on the weather. “Nice day, isnt it?“ “Be
6、autiful!“ may well be heard, instead of “Good morning, how are you?“ Although the foreigner may consider this exaggerated and comic, it is (18) pointing out that it could be used to his advantage. If he wants to start a conversation with a British but is at a loss to know (19) to begin, he could do
7、well to mention the state of the weather. It is a safe subject which will (20) an answer from even the most reserved of the British.(分数:10.00)A.relaxedB.frustratedC.amusedD.exhaustedA.reservedB.urgentC.embarrassedD.anxiousA.experienceB.witnessC.watchD.undergoA.impoliteB.defensiveC.deliberateD.offens
8、iveA.DeliberatelyB.ApparentlyC.FrequentlyD.ConsequentlyA.compassionB.oppositionC.criticismD.assaultA.emotionB.fancyC.likelinessD.judgmentA.at lengthB.to a great extentC.from his heartD.by all meansA.followsB.obeysC.defiesD.supportsA.dedicationB.suspicionC.contemplationD.speculationA.UsuallyB.General
9、lyC.CertainlyD.FundamentallyA.faithB.hopeC.honorD.creditA.sinceB.onceC.whenD.whileA.propositionsB.predictionsC.proposalD.prophecyA.aboutB.onC.inD.toA.takeB.forecastC.makeD.predictA.startedB.replacedC.conductedD.proposedA.reasonableB.usefulC.worthwhileD.meaningfulA.whereB.howC.whatD.whichA.stimulateB
10、.constituteC.furnishD.provoke二、Section Reading Co(总题数:0,分数:0.00)三、Part A(总题数:0,分数:0.00)四、Text 1(总题数:1,分数:10.00)If you have ever longed for a meat substitute that smelt and tasted like the real thing, but did not involve killing an animal, then your order could be ready soon. Researchers believe it w
11、ill soon be possible to grow cultured meat in quantities large enough to offer the meat industry an alternative source of supply.Growing muscle cells (the main component of meat) in a nutrient broth is easy. The difficulty is persuading those cells to form something that resembles real meat. Paul Ko
12、snik, the head of engineering at a firm called Tissue Genesis, is hoping to do it by stretching the cells with mechanical anchors. This encourages them to form small bundles surrounded by connective tissue, an arrangement similar to real muscle.Robert Dennis, a biomedical engineer at the University
13、of North Carolina, believes the secret of growing healthy muscle tissue in a laboratory is to understand how it interacts with its surroundings. In nature, tissues exist as elements in a larger system and they depend on other tissues for their survival. Without appropriate stimuli from their neighbo
14、urs they degenerate. Dr Dennis and his team have been working on these neighbourly interactions for the past three years and report some success in engineering two of the most important-those between muscles and tendons, and muscles and nerves.At the Touro College School of Health Sciences in New Yo
15、rk, Morris Benjaminson and his team are working on removing living tissue from fish, and then growing it in culture. This approach has the advantage that the tissue has a functioning system of blood vessels to deliver nutrients, so it should be possible to grow tissue cultures more than a millimetre
16、 thick-the current limit.Henk Haagsman, a meat scientist at the University of Utrecht in the Netherlands, is trying to make minced pork from cultured stem cells with the backing of Stegeman, a sausage company. It could be used in sausages, burgers and sauces.But why would anyone want to eat cultured
17、 meat, rather than something freshly slaughtered and just off the bone? One answer, to mix metaphors, is that it would allow vegetarians to have their meatloaf and eat it too. But the sausage-meat project suggests another reason: hygiene. As Ingrid Newkirk of PETA, an animal-rights group, puts it, “
18、no one who considers whats in a meat hot dog could genuinely express any reluctance at eating a clean cloned meat product.“Cultured meat could be grown in sterile conditions, avoiding Salmonella, E. coli and other nasties. It could also be made healthier by adjusting its composition-introducing. hea
19、rt-friendly omega-3 fatty acids, for example. You could even take a cell from an endangered animal and, without threatening its extinction, make meat from it.(分数:10.00)(1).From the first two paragraphs, we know that(分数:2.00)A.meat grown in lab, rather than in the form of animals, could soon be on th
20、e menu.B.cultured meat may taste as they are newly produced.C.it is hard to culture the main component of meat into the form of cells.D.by stretching the cells with mechanical anchors, we can get connective tissues.(2).Robert Dennis thinks that(分数:2.00)A.being elements in a larger system, tissues ca
21、n hardly live with others dependence.B.the key to grow healthy muscle tissues is to learn the influence between different tissues.C.the most important success of their study is to find out tissue engineering.D.tissues will decline in quality if they are affected by their neighbours.(3).The research
22、method of Morris Benjaminson and his team(分数:2.00)A.is to culture living tissue in fish.B.is similar with the work at the University of North Carolina.C.enables tissue cultures to grow beyond the thickness limited for now.D.makes it possible to use cultured meat in sausages, burgers and sauces.(4).W
23、hat can be the reason of people eating cultured meat instead of the real thing?(分数:2.00)A.meat that is just off the bone is not tasty enough for some people.B.vegetarians may consume meat product from the sausage-meat project.C.cloned meat product is more hygienic and healthier.D.cultured meat can b
24、e eaten to get rid of certain diseases.(5).According to the last sentence, we can infer that(分数:2.00)A.some endangered animals may survive for a long time.B.giant-panda steak is possible to be cooked in the future.C.we can change the composition of meat as we like.D.the new technology will not reduc
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