成高专升本 2021 年英语考试真题与答案解析成高专升本 2021 年英语考试真题与答案解析第卷(选择题，共 125 分)I.Phonetics(5 points）第卷(选择题，共 125 分)I.Phonetics(5 points）Directions:In each of the following groups of words,there are four underlined letters or letter combinations marked a,b,and pare the underlined parts and identify the one that is different from the others in pronunciation.Mark your answer by blackening the corresponding letter on the Answer Sheet.1.A.captain B.sustain C.contain D.retain2.A.pension B.mission C.tension D.revision3.A.actress B.business C.excess D.endless4.A.combination B.climbing C.bamboo D.ambition5.A.blew B.crew C.sew D.JewII.Vocabulary and Structure(15 points)II.Vocabulary and Structure(15 points)Directions:There are 15 incomplete sentences in this section.For each sentence there are four choices marked A,B,C and D.Choose one answer that best completes the sentence and blacken the corresponding letter on the Answer Sheet.6.asked two passers-by how to get to the new railway station,but of them knew it.A.none B.either C.neither D.both7.The boss wants to talk to you.He seems unhappy with your performance.Oh,I be in trouble.I hope he wont fire me.A.must B.can C.should D.would8.my daughter reaches the age of eighteen she can apply for driving license.A.Unless B.Because C.Since D.Once9.Ill consider Ms.Smith tonight,but I am not sure if I have the time.A.to see B.seeing C.to have seen D.see10.The train to arrive at 11:30,but it was an hour late.A.was supposed B.is supposed C.supposes D.supposed11.Bob doesnt look his age.I think hes somewhere .A.in forty B.in forties C.in his forty D.in his forties12.I feel very excited the thought of joining my family in a week.A.on B.for C.at D.in13.a hotel,we looked for somewhere to have dinner.A.Finding B.Having found C.We finding D.We found14.Despite the sudden breakdown of the General Manager,work is going on in the company.A.usual B.routine C.normal D.regular15.At such a time of crisis,we must try to all differences and stick together.A.set apart B.set back C.set aside D.set down16.Many governments are now taking to reduce smoking in public places.A.steps B.sides C.effect D.change17.The employees more enthusiastic about their work since their pay rose.A.are B.have been C.were D.will be18.Children dont understand initially what they are reciting,but it will have an impact on their thinking.A.casually B.especially C.regularly D.gradually19.The university regulations require that the students at least 90%of the lectures.A.attended B.to attend C.would attend D.attend20.In October 2007,the Change-1 satellite was successfully at Xichang.A.launched B.presented C.regulated D.engaged.Cloze(30 points).Cloze(30 points)Directions:For each blank in the following passage,there are four choices marked A,B,C and D.Choose the one that is most suitable and mark your answer by blackening the corresponding letter on the Answer Sheet.The destruction of habitats(栖息地)all over the world is the primary reason species are becoming extinct(灭绝)or endangered.Houses，highways，dams，industrial buildings，and ever-spreading-farms now dominate 21 formerly occupied by forests，deserts，and wetlands.22 the beginning of European settlement in America，23 over 65，000，000 acres of wetlands have been drained.One million acres alone vanished 24 1985 and 1995.habitat destruction can be 25 or it can be subtle occurring over a 26 period of time without being noticed.27 such as sewage from cities and chemical runoff from farms,can change the 28 and quantity of water in streams and rivers.To 29 living in a delicately balanced habitat,this disturbance can be as 30 as the clear-cutting of a rainforest.31 remaining habitats are carved into smaller and smaller pockets or islands,remaining species are forced to exist in these 32 areas,which causes further habitat 33.These species become less adaptable to environmental 34 in fact,they become 35 endangered Scientists believe that when a habitat is cut by 90%,one-half of its plants,animals and insects will become extinct.21.A.landscapes B.cities C.maps D.pictures22.A.At B.Before C.After D.Since23.A.for example B.in addition C.at last D.after all24.A.both B.in C.between D.before 25.A.simple B.beneficial C.interesting D.obvious26.A.long B.short C.happy D.sad27.A.Construction B.Pollution C.Farming D.Living28.A.amount B.purity C.nature D.quality29.A.people B.species C.plants D.insects30.A.effective B.small C.fatal D.surprising31.A.How B.Whether C.Before D.As32.A.crowded B.extensive C.large D.bare33.A.reform B.destruction C.support D.discovery34.A.improvements B.changes C.protection D.development35.A.even B.far C.more D.lessIV.Reading Comprehension(60 points)IV.Reading Comprehension(60 points)Directions:There are five reading passages in this part.Each passage is followed by four questions.For each question there are four suggested answers marked A,B,C and D.Choose the best answer and blacken the corresponding letter on the Answer Sheet.Passage OnePassage OneWoman nabbed for a DUI at same crash spotWed Ma