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1、2022年考博英语-宁夏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Some scientists have suggested that Earth is a kind of zoo or wildlife（ ）for intelligent space beings, like the wilderness areas we have set up on earth to allow animals to develop naturally while we observe them.问题1选项A.conservationB.maintenanceC.storageD.res
2、erve【答案】D【解析】考查名词辨析。A选项“野生动植物的保护（抽象概念）”；B选项“维护，保持”；C选项“贮藏（量）”；D选项“自然保护区；居住地”，句意：一些科学家提出，地球是智能太空生物的一种动物园或野生动物（ ），就像我们在地球上设立的荒野区，让动物在我们观察时自然发展。本句表示“wildlife reserve是野生动植物保护区（具体概念）”，因此D选项符合题意。2. 单选题There is supposed to be a safety（ ）which makes it impossible for trains to collide.问题1选项A.applianceB.acce
3、ssoryC.machineD.mechanism【答案】D【解析】考查名词辨析。A选项appliance“器具，器械”；B选项accessory“配件，附件”；C选项machine“机器”；D选项mechanism“机制，原理，途径”。句意：应该有一种安全_使火车不可能相撞。这里考查固定搭配safety mechanism“安全机制”，因此D选项符合题意。3. 单选题Though sometimes too lazy to work as hard as her sisters, Linda has a more avid fondness for the limelight.问题1选项A.
4、mercurialB.gallantC.ardentD.frugal【答案】C【解析】考查形容词辨析。A选项“水银的，多变的”；B选项“英勇的，勇敢的”；C选项“热情的，热心的”；D选项“节俭的，朴素的”；题干中avid“渴望的，热心的”，句意：虽然有时她太懒，不像她的姐妹们那样努力工作，但她更渴望引人注目。因此C选项符合题意。4. 单选题In the summer of 1978 an English farmer named Ian Stevens was driving his tractor through a field of wheat when he discovered som
5、ething strange. Some of his wheat was lying flat on the ground. The flattened wheat formed a circle about six meters across. Around this circle were four smaller circles of flattened wheat. In the following years more and more similar circles were found in a field of wheat or corn. So people cannot
6、help but ask the question: What causes the circles?At first, people suspected that the circles were a trick. To prove that the circles were a trick people tried to copy them: they tried to make circles exactly like the ones the farmers had found. They couldnt do it. They couldnt enter a field of gra
7、in without leaving tracks, and they couldnt flatten the grain without breaking it. The circles are apparently not a trick. Many people believe that beings from outer space are making the circles. Some think that the beings are trying to communicate with us from far away and that the circles are mess
8、ages from them. Others believe that the beings have actually landed on earth and that the circles are mark left by their spaceships. Several times people reported seeing strange flying objects near field, where circles later appeared.Scientists say theyre not sure what causes them. They have suggest
9、ed several theories. For example, some scientists say that “microbursts” of wind created the circles. A microburst is a downward rush of cool air the same downward rush of air that sometimes causes an airplane to crash. Others scientists say that forces within the earth cause the circles to appear.
10、But circles often appear in forms. It is hard to believe that any natural force could create those forms. And recently farmers have discovered not only circles but also other shapes such as triangles in their fields. Could any natural force created a perfect triangle in a field of grain?In the summe
11、r of 1990 some scientists spent three weeks in the part of England where many circles have appeared. They had all the latest high-tech equipment. This equipment worth 1.8 million dollars recorded nothing. But one night, as the scientists were watching a field circles formed in the field behind them.
12、 These circles are shown in the photograph. The scientists had neither seen nor heard anything.1.What causes the circles?2.The thing that proves that the circles were not a trick is that（ ）.3.The circles mean（ ）.4.The only thing for the scientists to be happy about in the summer of 1990 is possibly（
13、 ）.5.A proper title for this passage is（ ）.问题1选项A.TeenagersB.FarmersC.Flying objectsD.None of the above问题2选项A.two men said they made the circles themselvesB.farmers were making the circles to attract touristsC.people cannot copy the circles without leaving marks or breaking the grainD.scientists sug
14、gest theories that support the idea that circles were made by natural forces问题3选项A.that beings from outer space are trying to communicate with human beingsB.that beings from outer space have visited the earthC.that there do exist strange flying objectsD.none of the above问题4选项A.that they discovered h
15、ow the circles were madeB.that they saw the circles with the help of the latest high-tech equipmentC.that they were able to show the circles in a photographD.none of the above问题5选项A.An Unsolved MysteryB.Strange Flying ObjectsC.The Power of Natural ForcesD.The Discovery of Strange Circles【答案】第1题:D第2题:C第3题:D第4题:C第5题:A【解析】1.推理判断题。题干问什么东西导致了这些圈圈？我们定位到倒数第二段的第一句话Scientists say theyre not sure what causes them.（科学家表示，他们不确定是什么导致了这种情况。）从这句话我们可以得出，科学家们目前也并不知道是什么导致了这些怪圈，其他的都只是猜测，因此答案为D；A选项“青少年”，B选项“农民”，C选项“飞行物”，这些都是人们的猜
