交通大学远程教育大学英语课后练习题及答案.docx
- 文档编号:11883055
- 上传时间:2023-04-08
- 格式:DOCX
- 页数:65
- 大小:76.13KB
交通大学远程教育大学英语课后练习题及答案.docx
《交通大学远程教育大学英语课后练习题及答案.docx》由会员分享,可在线阅读,更多相关《交通大学远程教育大学英语课后练习题及答案.docx(65页珍藏版)》请在冰豆网上搜索。
交通大学远程教育大学英语课后练习题及答案
Unit1
PartTwo:
ReadandPractice
ReadandThink
II.Answerthefollowingquestionsaccordingtothetext.
1.WhatarethemaintypeofairPollution?
An.:
Theseincludesmog,acidrain,thegreenhouseeffect,and"holes"intheozonelayer.
2.Wheredoesexhaustcomefrom?
An.:
Theexhaustcomesfromburningfuelsinautomobiles,homes,andindustries.
3.Whyistheamountofcarbondioxideintheaircontinuingtoincrease?
An.:
Carbondioxideisproducedwhenfuelsareburned.Plantsconvertcarbondioxidebacktooxygen,butthereleaseofcarbondioxidefromhumanactivitiesishigherthantheworld'splantscanprocess.Thesituationismadeworsesincemanyoftheearth'sforestsarebeingremoved,andplantlifeisbeingdamagedbyacidrain.
4.Canpollutantsbecreatedbyindooractivities?
An.:
Yes.Somepollutantscanbecreatedbyindooractivitiessuchassmokingandcooking.
5.Whatisthefirststeptosolveairpollution?
An.:
Thefirststeptosolveairpollutionisassessment.
III.Putinthemissingwordsaccordingtothetext.
Thereareseveralmaintypesofpollutionandwell-knowneffectsofpollution.Onetypeofairpollutionisthereleaseofparticlesintotheairfromburningfuelforenergy.Anothertypeofpollutionisthereleaseofharmfulgasesintheatmosphere,formingsmogandacidrain.Thegreenhouseeffectisalsoreferredtoasglobalwarming.Inmanycountriesintheworld,stepsarebeingtakentostopthedamagetoourenvironmentfromairpollution.Theyhavesetcontrolsonpollutionemissionsfortransportationvehiclesandindustryandwemustmeetthechallengeinordertoassurethatahealthyenvironmentwillexistforourselvesandourchildren.
ReadandComplete
IV.Spellthefollowingwordswiththehelpoftheirmeaningsandfirstletters.
1.essentiala.absolutelynecessary.Vitallynecessary
2.substancen.thatwhichhasmassandoccupiesspace
3.significanta.important;ofconsequence;havingorexpressingameaning
4.well-beingn.acontentedstateorbeinghappyhealthyandprosperous
5.exhaustn.gasesejectedfromanengineaswasteproducts
6.convertv.tochangethenature,purpose,orfunctionofsomething
7.reactionn.aprocessinwhichoneormoresubstancesarechangedintoothers
8.derivev.toobtain;tocomefrom
9.consequencen.theoutcomeofaneventespeciallyasrelativetoanindividual
10.exposuren.thestateofbeingputintoasituationinwhichsomethingharmfulordangerousmightaffectyou
V.Completeeachofthefollowingstatementswiththewordsyouhavelearnedinthetext.
1.Heexplainedthathisdelaywasduetoanaccident.
2.Foreveryactionthereisanequalandoppositereaction.
3.Thisisoneofthemostsignificantstudiesofthesubject.
4.Thisgardenhasthebestcollectionofnativeplants.Inaddition,itcontainsnumeroustreesandflowersfromoverseas.
5.Thepaintcameoffastheresultofexposuretotherain.
VI.Fillintheblankswiththeproperwordsandexpressionsgivenbelow,changingtheformifnecessary.
1.Werefertocopperandsilverasgoodconductors.
2.Herepatienceisessential.
3.Thecompanysupply,thechildreninthemountainareawithalotofbooks.
4.Thesephenomenaareverycommonnow.
5.TheseEnglishwordsderivefromGreek.
6.Thestormcauseduntolddamagetothefarmer’sproduction.
7.Theregioncontinuestosufferfromseriouspollution.
8.Howdoyouconvertironintosteel?
9.ClimatechangecouldhaveseriousconsequencesforAfrica.
10.Theharmfulsubstancesreleasedintotheenvironment.
VII.Wordbuilding.
Nowadd-entoeachofthewordsbelowandthencompleteeachofthefollowingsentenceswithoneofthefinishedwords.
Sharp-sharpen;deep-deepen;high-heighten;bright-brighten;short-shorten;broad-broaden;wide-widen;quick-quicken;dark-darken;long-lengthen.
1.Johnglancedathiswatchandquickenedhispace.
2.Theroadbroadenedintoanimposingavenuelastyear.
3.HisexpressionbrightenedwhenImentionedthemoney.
4.Thegapbetweenincomeandexpenditurehaswidenedto10%.
5.Theyaretalkingaboutshorteningtheworkingweek.
6.Thebadnewsdarkenedtheirviewofthesituation.
7.It’sanopportunityforyoungpeopletodeepentheirunderstandingoftheworld.
8.Theteacheradvisespupilstosharpenalltheirpencilsbeforethetest.
9.Thedirectorusesmusictoheightentensioninthescene.
10.Thedayslengthenedassummerapproached.
VIII.PayattentiontotheitalicizedpartsintheEnglishsentencesandtranslatetheChinesesentences.
1.示例:
Airsuppliesuswithoxygenwhichisessentialforourbodiestolive.Treesandflowerscansupplyuswithfreshairandbeautifulview.
这家公司的任务是向周围的住户供应煤气。
译:
Thetaskofthiscompanyistosupplythehomesaroundwithgas.
他们向受洪灾地区(theflood-strickenarea)的人们提供了食品援助(aids)。
译:
Theysuppliedthepeopleintheflood-strickenareawithfoodaids.
2.示例:
Thistypeofpollutionissometimesreferredtoas“blackcarbon”pollution.HeisreferredtoasalivingShakespeare.
他们称他是一位政治家。
译:
Theyreferredtohimasapolitician.
那些在办公室工作的人被称为“白领(whitecollar)工人”。
译:
Peoplewhoworkinofficesareusuallyrefertoas“whitecollarworkers”.
3.示例:
Thesecantakepartinfurtherchemicalreactionsoncetheyareintheatmosphere,formingsmogandacidrain.Onceyoustart,youwillnevergiveup.
钱一旦花光了,我们就回不了家了。
译:
Oncethemoneyhasgone,wecannotgobackhome.
一旦出版,这本词典将会非常畅销!
译:
Onceprinted,thisdictionarywillbeverypopular!
4.示例:
Onlythroughtheeffortsofscientists,businessleaders,legislators,andindividualscanwereducetheamountofairpollutionontheplanet.
Onlyinabigcitywasitpossibletobuyanewwheelchair.
孩子们只有在长大了之后,才能明白父母的辛苦。
译:
Onlyafterthechildrengrewupcouldtheyunderstandtheirparents'hardworking.
我们只有在山顶上才能看到整座城市的美景。
译:
Onlyatthetopofthemountaincanweseethebeautifulscenesofthewholecity.
5.示例:
Thischallengemustbemetbyallofusinordertoassurethatahealthyenvironmentwillexistforourselvesandourchildren.Nothingcanassurepermanenthappiness.
他向我保证他已经完成了。
译:
Heassuredmethathehadfinished.
我可以向你保证这消息是可靠的。
译:
Icanassureyouofthereliabilityofthenews.
IX.TranslatethefollowingsentencesintoEnglish.
1.我们为顾客提供各种优质商品。
译:
Wesupplyourcustomerswithavarietyofgoodswithhighquality.
2.应该采取适当的措施保护当地的环境和历史。
译:
Properstepsshouldbetakentoprotectlocalenvironmentandhistory.
3.只有用这种方式,你才能从你的错误中吸取教训。
译:
Onlyinthiswaycanyoulearnformyourmistakes.
4.在大城市,空气污染是个大问题,尤其是在发展中国家。
译:
Airpollutionisabigprobleminlargecities,especiallyindevelopingcountries.
5.此外,为了解决污染问题,我们应该限制私人轿车的数量而增加公共汽车的数量。
译:
Inaddition,inordertosolvethepollutionproblem,weshouldlimitthenumberofprivatecarswhileincreasethenumberofpublicbuses.
X.TranslatethefollowingsentencesintoChinese.
1.Eachoftheseproblemshasseriouseffectsonourhealthandwell-beingaswellasonthewholeenvironment.
译:
这些问题已严重影响到我们的健康和幸福,也影响到整个环境。
2.Itiscausedbychemicalreactionsbetweenpollutantsderivedfromdifferentsources,primarilyautomobileexhaustandindustrialemissions.
译:
它是由来源不同的污染物之间的化学反应所导致,这些污染物主要是汽车尾气和工业废气。
3.Inmanycountriesintheworld,stepsarebeingtakentostopthedamagetoourenvironmentfromairpollution.
译:
全世界许多国家正采取措施以制止空气污染对环境的破坏。
4.Citiesareoftencentersofthesetypesofactivities,andmanysufferfromtheeffectsofsmog,especiallyduringthewarmmonthsoftheyear.
译:
城市往往是这类活动的中心。
许多人深受烟雾之害,尤其是在一年中温暖的几个月中。
5.Researchershaveinvestigatedoutdoorairpollutionandhavedevelopedstandardsformeasuringthetypeandamountofsomeseriousairpollutants.
译:
研究人员已经调查了室外的空气污染,并制定了标准以计量一些导致严重后果的空气污染物的种类和数量。
XI.Readingcomprehension.
*Inthisexercise,thereisapassagefollowedbysomemultiple-choicequestions.Readthequestionsfirst,andthenthepassage.Don'tworryaboutanynewwordsaslongasyouunderstandthemeaningwellenoughtoanswerthequestions.Thenanswerthequestionsbymakingthebestchoiceforeachone.
Oursurroundingsarebeingpollutedfasterthanthenatureandman'spresenteffortscannotpreventit.Timeisbringingusmorepeople,andmorepeoplewillbringusmoreindustry,morecars,largercities,andgrowinguseofman-madematerials.
Whatcanexplainandsolvethisproblem?
Thefactisthatthepollutioniscausedbyman—byhisdesireforamodernwayoflife.Wemake"increasingindustrialization"ourchiefaim.Soweareoftenreadytooffereverything:
cleanair,purewater,goodfood,ourhealthandthefutureofourchildren.Thereisaconstantflowofpeoplefromthecountrysideintothecities,eagerforthebenefitsofourmodernsociety.Butasourtechnologicalachievementshavegrowninthelasttwentyyears,pollutionhasbecomeaseriousproblem.
Isittimewestoppedtoaskourselveswherewearegoingandwhy?
Itmakesonethinkofthestoryabouttheairlinepilotwhotoldhispassengersovertheloud-speaker:
"I'vesomegoodnewsandsomebadnews.Thegoodnewsisthatwe'remakingrapidprogressat530milesperhour.Thebadnewsisthatwe'relostanddon'tknowwherewe'regoing."Thesadfactisthatthisbecomesatruestorywhenwespeakofourmodernsociety.
1.Mancannotpreventtheworldfrombeingpollutedbecause____________.
An.:
C.wehavemoreindustry
2.Peoplecrowdintothecitiesfor____________.
An.:
B.theyareanxioustoenjoytheachievementsofoursociety
3.Accordingtothepassage,whatdoesmanvalue(看重)mostamongthefollowing?
An.:
A.Industry.
4.Thestoryabouttheairlinepilottellsusthat____________.
An.:
D.thewriterisworriedaboutthefutureofoursociety
5.WhichofthefollowingisNOTmentionedinthepassage?
An.:
B.Lowerthespeedofdevelo
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 交通大学 远程教育 大学 英语 课后 练习题 答案