《2022年考博英语-四川农业大学考试内容及全真模拟冲刺卷（附带答案与详解）第27期》由会员分享，可在线阅读，更多相关《2022年考博英语-四川农业大学考试内容及全真模拟冲刺卷（附带答案与详解）第27期（38页珍藏版）》请在金锄头文库上搜索。
1、2022年考博英语-四川农业大学考试内容及全真模拟冲刺卷（附带答案与详解）1. 单选题The doctor _ me that the discomfort would disappear in a couple of days if I followed his advice.问题1选项A.assuredB.confirmedC.ensuredD.confessed【答案】A【解析】考查近义词辨析。A选项assured“使确信”，指以十分肯定的语气向别人保证某事一定会发生；B选项confirmed“确认”，指以事实或以不容置疑的陈述来证实某事的正确；C选项ensured“保证”，指设法或采取
2、措施保证某事能成功；D选项confessed“坦白”，指承认意识到自己的错误或罪行。句意：医生向我保证，如果我照他的建议去做，几天后不适就会消失。本句表示十分肯定的保证。因此A选项正确。2. 单选题The bartender walked out _ the counter and began to drive the drunk out of the bar.问题1选项A.from beforeB.from underC.from behindD.from across【答案】C【解析】考查介词辨析。A选项before“在之前”；B选项under“在下面”；C选项behind“在后面”；D选
3、项across“穿过”。句意：酒保从柜台后面走出来，开始把那个醉汉赶出酒吧。本句表示从柜台后面走出来。因此C选项正确。3. 单选题The year was 1959. Location: The central African city of Leopoldville, now called Kinshasa, shortly before the waves of violent rebellion that followed the liberation of the Belgian Congo. A seemingly healthy man walked into a hospital
4、 clinic to give blood for a Western-backed study of blood diseases. He walked away and was never heard from again. Doctors analyzed his sample, froze it in a lest tube and forgot about it. A quarter-century later, in the mid-1980s, researchers studying the growing AIDS epidemic took a second look at
5、 the blood and discovered that it contained HIV, the virus that causes AIDS.And not just any HIV. The Leopoldville sample is the oldest specimen of the AIDS virus ever isolated and may now help solve the mystery of how and when the virus made the leap from animals (monkeys or chimpanzees) to humans,
6、 according to a report published last week in Nature. Dr. David Ho, director of the Aaron Diamond AIDS Research Center in New York City and one of the studys authors, says a careful genetic analysis of samples DNA pushes the putative origin of the AIDS epidemic back at least a decade, to the early 1
7、950s or even the 1940s.Over the past 15 years, scientists have identified at least 10 subtypes of the AIDS virus. But they couldnt tell whether they were seeing variations on one changeable virus or the handiwork of several different viruses that had made the jump from primates to man. A close look
8、at the genetic mutations in the Leopoldville sample strongly suggests that all it look to launch the AIDS epidemic was one unlucky turn of events.By comparing the DNA of the 1959 virus with that of samples taken from the 1980s and 1990s, Ho and his colleagues constructed a viral family tree in which
9、 the Leopoldville isolate sits right at the juncture where three subtypes branch out. The 39-year-old specimen is also strikingly similar to the other seven subtypes. The clear implication: all the viral strains can be traced back to a single event or a closely related group of events. One theory is
10、 that AIDS started through contact with infected monkeys in a remote area and spread to the rest of the population through urbanization and mass inoculations.The findings underscore how rapidly HIV can adapt to its surroundings, making it devilishly difficult to develop effective vaccines. No one kn
11、ows how many more subtypes of HIV will sprout in the next 40 years, but chances are that they will be every bit as lethal as the ones we see today, if not more so.1. What does the phrase “Belgian Congo” mean?2. According to this article, HIV in human body originated from _.3. Are the ten subtypes of
12、 the AIDS virus variation of one?4. Which of the following statements is true?5. Which of the following is the best topic for this passage?问题1选项A.Belgium was a colony of Congo.B.Congo was a colony of Belgium.C.Belgian Congo was an African state.D.Belgium and Congo were two separate countries.问题2选项A.
13、animalsB.plantsC.foodD.not mentioned in the article问题3选项A.Yes.B.No.C.Scientists are not sure about it at present.D.It is not mentioned in the article.问题4选项A.All the viral strains can be traced back to a single event.B.HIV cannot easily adapt to its surroundings.C.AIDS started through contact with in
14、flected monkeys in a remote area.D.AIDS started through urbanization and mass inoculations.问题5选项A.How to Protect Yourself from AIDS?B.Where Does HIV Come From?C.Classification of HIV.D.When Did AIDS Begin?【答案】第1题:B第2题:A第3题:C第4题:C第5题:B【解析】1.语义推测题。由题干关键词“Belgian Congo”可以定位到文章第一段第二句Location: The centra
15、l African city of Leopoldville, now called Kinshasa, shortly before the waves of violent rebellion that followed the liberation of the Belgian Congo.（地点：非洲中部城市利奥波德维尔，现称金沙萨，就在比属刚果解放后暴力叛乱浪潮爆发前不久。），比属刚果是比利时对刚果殖民统治时期对刚果的称呼，说明“Belgian Congo”是指“比利时的殖民地刚果”。因此B选项“刚果是比利时的一个殖民地”正确。A选项“比利时是刚果的一个殖民地”，C选项“比属刚果是一个非洲国家”，D选项“比利时和刚果是两个独立的国家”均不符合题意，所以A, C, D错误。2.客观细节题。由题干可以定位到文章第二段第二句The Leopoldville sample is the oldest specimen of the AIDS virus ever isolated and may now help solve the mystery of how and when the virus made the leap from anim
