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1、2022年考博英语-北京科技大学考前模拟强化练习题（附答案详解）1. 单选题These illegal immigrants have to work long hours a day despite the appalling working conditions.问题1选项A.bewilderingB.exasperatingC.dismayingD.upsetting【答案】C【解析】考查形容词辨析。appalling表示“可怕的，令人震惊的”；A项bewildering“使人困惑的”，B项exasperating“使人恼怒的”，C项dismaying“令人震惊的，令人惊恐的”，D项up
2、setting“令人心烦意乱的”。句意：尽管工作条件恶劣，这些非法移民每天还是得工作很长时间。根据句意可知，选择C项正确。2. 单选题As（ ）China and other emerging export powers, efforts to strengthen anti-corruption activities are gaining momentum.问题1选项A.in the light ofB.in the event ofC.in the case ofD.in the course of【答案】C【解析】考查词组辨析。A项in the light of“根据，鉴于”，B项in
3、 the event of“万一，如果”，C项in the case of“在情况下，在方面”，D项in the course of“在过程中”；根据句子语意“就中国和其他新兴出口大国，加强反腐败活动的努力正在获得势头”可知，C项符合语境。句意：就中国和其他新兴出口大国方面来说，加强反腐败活动的努力正在获得势头。因此，该题选择C项正确。3. 单选题Some teenagers are so crazy about video games as to play them many hours（ ）, if possible.问题1选项A.on purposeB.on handC.on credi
4、tD.on end【答案】D【解析】考查词组辨析。A项on purpose“有目的地，故意地”，B项on hand“在手边，即将发生”，C项on credit“赊账”，D项on end“连续地，竖着”。空格前面提到“有些青少年对电子游戏如此着迷，以至于玩了好几个小时”，由此可知空格部分表示“时间上持续地，连续地”。句意：一些青少年对电子游戏如此着迷，如果可能的话，他们会连续玩上几个小时。因此，该题选择D项正确。4. 单选题It is a common theme in many science fiction stories that the world may one day be（ ）by
5、 insects.问题1选项A.broken inB.run overC.taken overD.filled in【答案】C【解析】考查词组辨析。A项break in“打断，闯入”，B项run over“碾过，匆匆看”，C项take over“接管，接收”，D项fill in“填写，填充”。根据句子意思“这是许多科幻故事的共同主题，世界可能有一天被昆虫（ ）”，把四个选项分别代入，只有C项最符合句意。句意：这是许多科幻故事的共同主题，世界可能有一天被昆虫占领。因此，该题选择C项正确。5. 单选题The age of other trees is variously estimated as（
6、 ）from two hundred to eight hundred years.问题1选项A.changingB.differingC.varyingD.ranging【答案】D【解析】考查动词辨析。A项change“改变”，B项differ“使相异/不同”，C项vary“变化，变异”，D项range表示“变动，列为一行”，range from固定用法，表示“从到变动，从到范围”。句意：其他树木的年龄有不同的估计，从200年到800年不等。因此D项正确。6. 单选题Global warming poses a threat to the earth, but humans can prob
7、ably ease the climate threats brought on by rising levels of carbon dioxide in the atmosphere, global climate specialist Richard Alley told an audience at the University of Vermont, Alley said his research in Greenland suggested that subtle changes in atmospheric patterns leave parts of the globe su
8、sceptible to abrupt and dramatic climate shifts that can last decades or centuries.Almost all scientists agree that increasing levels of carbon dioxide in the atmosphere created as humans burn fossil fuel is warming the planet. How to respond to the warming is a matter of intense political, scientif
9、ic and economic debate worldwide.Alley said he was upbeat about global warming because enough clever people existed in the world to find other reliable energy sources besides fossil fuels. He said people can get rich finding marketable alternatives to fossil fuel. “Wouldnt it be useful if the United
10、 States were to have a piece of the action. Wouldnt it be useful if some bright students from University of Vermont were to have a piece of the action,” Alley said.Alley said that Europe and parts of eastern North America could in a matter of a few years revert to a cold, windy region, like the weat
11、her in Siberia. Such shifts have occurred frequently over the millennia, Alleys research shows. A gradual change in atmospheric temperature, such as global warming, could push the climate to a threshold where such a shift suddenly occurs, he said.Alley told his audience of about 200 people in a Univ
12、ersity of Vermont lecture hall Wednesday evening that he couldnt predict if, when or where sudden shifts toward cold, heat, drought or water could occur under global warming, but it is something everyone should consider.“This is not the biggest problem in the world. The biggest problem in the world
13、is getting along with each other. But its part of that because were not going to get along with each other if were not getting along with the planet,” Alley said.1. According to Alley the climate threats to the earth brought by global warming（ ）.2. Alleys research shows that dramatic climate changes
14、 may be caused by（ ）.3. The word “upbeat” (in Paragraph 3) probably means（ ）.4. What does Alley suggest people do in order to reduce global warming?5. Alley predicts that global warming could turn Europe and parts of eastern North America into（ ）.问题1选项A.can be easedtB.can be endedtC.will become wors
15、etD.will last for decadest问题2选项A.abrupt changes in atmospheric patternstB.subtle changes in atmospheric patternstC.humans burning of fossil fueltD.increasing levels of carbon dioxidet问题3选项A.pessimistictB.optimistictC.worriedtD.insensiblet问题4选项A.To find other energy sources besides fossil fuels.tB.To start a political, scientific and economic debate.tC.To take action to burn no fossil fuels.tD.To call on people worldwide to protect our earth.t
