【2021年】河北省滄州市大學(xué)英語6級大學(xué)英語六級測試卷(含答案)

【2021年】河北省滄州市大學(xué)英語6級大學(xué)英語六級測試卷(含答案)學(xué)校:________班級:________姓名:________考號:________

一、1.Writing(10題)1.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledShouldHighSchoolStudentsStudyAbroad?Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

1．上圖為×市市民對中學(xué)生出國留學(xué)看法的統(tǒng)計(jì)，請簡單描述該圖

2．請說明兩種觀點(diǎn)可能的論述理由

3．你對出國留學(xué)的看法，并為人們的顧慮提供可能的解決方法

2.Directions:Forthispart,youareallowedthirtyminutestowritealetterofapplication.Youshouldwriteatleast150words,andbaseyourletteronthesituationgiveninChinese:

假如你是DavidYang/MaryYang,是U大學(xué)即將畢業(yè)的本科生，向某公司寫一信求職信。先描述自己的一些基本情況，包括學(xué)生、專業(yè)、在校學(xué)習(xí)成績、英語水平、個(gè)人愛好、是否有相關(guān)的工作經(jīng)歷。然后描述你對將來工作的預(yù)期，包括工作職務(wù)和工資水平等細(xì)節(jié)。

3.Directions:Forthispart,youareallowedthirtyminutestowriteallopenlettertothemajorofthecitybasedonthefollowingsituation:

Youshouldwriteatleast150words,andbaseyourcompositionontheoutlinegivenbelow:

1.1.近年來,本市空氣污染情況越來越嚴(yán)重

2.你認(rèn)為造成空氣污染的主要污染源在哪里?應(yīng)該采取哪些措施?

3.呼吁所有市民積極行動(dòng)起來,治理空氣污染

4.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledClassSkippinginUniversities.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow

1.大學(xué)生逃課現(xiàn)象概述

2．大學(xué)生逃課的原因和影響

3．我對這一問題的看法

ClassSkippinginUniversities

5.Directions:Forthispart,youareallowed30minutestowriteacompositiononthetitle:HowtoTreatOurAgingPopulation?Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelowinChinese.

HowtoTreatOurAgingPopulation

1．中國已漸漸步入老齡化社會(huì)(65歲以上的老年人已占全國人口的7%)

2．我認(rèn)為應(yīng)如何對待老年人群(社會(huì)關(guān)愛與福利制度，家庭溫暖，社區(qū)服務(wù)……)

3．我的結(jié)論

6.Forthispart,youareallowed30minutestowriteashortessayentitledWidespreadExtravagantSpendingonCampus.Youshouldwriteatleast150words,andbaseyourcompositionontheoutlinegiveninChinesebelow:

1．現(xiàn)在很多大學(xué)生花錢大手大腳

2．這一現(xiàn)象的原因是…

3．我的看法

WidespreadExtravagantSpendingonCampus

7.Directions:Forthispart,youareallowed30minutestowritearesume.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

假設(shè)你是李明——一名應(yīng)屆畢業(yè)生，在報(bào)紙上看到一則招聘廣告，你想要到登廣告的公司供職，請給該公司寫一封求職信，內(nèi)容應(yīng)簡要介紹自己的情況以及自己的經(jīng)歷等。

8.Directions:Forthispart,youareallowed30minutestowriteapassageofatleast150wordsinthetitleofAreYouReadytoTakeuptheCudgelsforaJustCause(見義勇為).Pleasefollowtheoutlinegivenbelow:

1.見義勇為是一種美德，值得贊揚(yáng)、褒獎(jiǎng)和宣傳。

2.不少人認(rèn)為見義勇為是“干傻事”。

3.你的看法。

9.Directions:Forthispart,youareallowed30minutestowriteacompositiononthetopicShouldAdvertisementsBeBanned?Youshouldwriteatleast150wordsaccordingtotheoutlinegivenbelowinChinese.

1.許多人認(rèn)為廣告給我們的生活帶來了很多方便。

2．也有人認(rèn)為廣告對年輕人的負(fù)面影響太大，建議禁止廣告。

3．我的看法。

10.Forthispart,youareallowed30minutestowriteashortessay.Youshouldwriteatleast150wordsfollowingthecartoongivenbelow:

二、2.ReadingComprehension(SkimmingandScanning)(10題)11.

London'spopulationofelevenmillionmakesitthe______largestcityintheworld.

12.TheWonderfulWorldofSmall

There'saquietrevolutiongoingon,anditsnameisnanotechnology.Ahostofinnovationsarecomingourway.Someseemalmostmagical,likethenewmaterialcreatedin2004byRayBaughman,aprofessorattheUniversityofTexas.It'sstrongerthansteel,transparent,very,verylight.Ahectare-sizesheetwouldweighjust280grams.

Whentheprofessorannouncedthathehadn'tdecidedwhattocallit,hestartedtogetemailsfromaroundtheworldsuggestingnames.Sinceitwassolightandstrong,peoplestartedcallingit"mithril"--thenameofahighlyprizedtypeofarmorusedinTheLordofRings.

Thereareotherdiscoveriestoo--perhapsnotsoastounding,butpracticalandpleasant.Nowtherearesocksthatdon'tgetsmelly,pantsthatresiststains,windowsthatrepeldirtandtoiletsthatcleanthemselves.Allthisresultsfromexploringtheworldofthevery,verysmall.

NanocomesfromtheGreekwordfromdwarf.Usuallynanotechnologyisdefinedasthestudyandmanipulationofmattersmallerthan100nanometers(毫微米)--that'sthescaleofthingslikemoleculesandviruses.Tenhydrogenatomspressedtogetheragainsteachotherarejustonenanometerlong.Andonemillionnanometersfitintoamillimeter.Hardtograsp?Thinkofitthisway:IfeveryoneinManilawereananometerwide,theentirepopulation,standingshouldertoshoulder,wouldfitonyourthumbnail.

StunningUsesofNanotechnology

LikeAliceinWonderland,researchersinNanolandfindthemselvesinaworldwhereoldrulesdon'tapply.Smallthingsbehavedifferently.Thisisbehindseveralinnovations,includingtheself-cleaningtoilet.Thetoiletbowlissealedwithasuper-smoothglaze(涂層)thathasmicroscopicholesunder30nanometers.Becausethey'resmallerthanbacteriaorothertinyparticles,there'snotenoughroomfordirttogetstuckinthesurface.Flushingisbasicallyalltheworkyouhavetodo.

ResearchersinNanolandarealsomakingreally,reallysmallthingswithastonishingproperties--likethecarbonnanotube.ChrisPapadopoulosoftheUniversityofVictoria,says,"Thecarbonnanotubeistheposterboyfornanotechnology."

Inyourpencil,carbon,intheform.ofgraphite(石墨),issoftandeasilybroken.Butacarbonnanotubeistoughasnails--muchtougherinfact.It'sverythinsheetgraphitethat'sformedintoatube.Thesetinystraw-likecylinders,whichcanbeassmallashalfananometerwide,areupto100timesstrongerthansteelandsixtimeslighter.Theyarethehardest,stiffest,strongestmaterialsknownandareamongtheworld'sbestconductorsofheatandelectricity.Theycancarrysome1000timesmoreelectricitycurrentthancopperwire.Everybodywantsthem,butuntilnowthey'vebeeninshortsupplyandpricey.Thecurrentannualproduction,worldwide,isonly300kilograms.At$860agram,carbonnanotubescost50timesmorethangold.

Whenitcomestofindingusesforcarbonnanotubes,therangeishuge.TheNationalResearchCouncilCanada(NRC)islookingatharnessingtheirstrengthbyembeddingtheminconstructionmaterials,amongotherapplications.TheBoeingCompanythinksnanotubesmaybethesourceoffututeimprovementsforhigh-performanceaircraft.SomeofthemoststunningusescomeoutofRayBaughman'sresearch.Employingwhathecallsthe"ancienttechnologyofspinning,"Baughmanandhisteamdevelopedawayofspinningcarbonnanotubesintofibersthatarefourtimestougherthanspidersilk,thetoughestnaturalfilament(細(xì)絲).Sincetheyalsoconductelectricity,thefuturisticyarnscouldbewoveninto"smart"clothingthatstoreselectricity,ispotentiallybulletproofandincorporatessensorscapableofadjustingthetemperatureofgarment.Thefiberscouldalsobemadeintocablesforsuspensionbridgesmuchlongerthananywe

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13.

Organicagriculturecontributestoslowingdowntheglobaltemperatureincreasethroughitsabilityto______.

14.AirPollution

Whenpeoplethinkaboutairpollution,theyusuallythinkaboutsmog,acidrain,CFC's,andotherformsofoutdoorairpollution.Butdidyouknowthatairpollutionalsocanexistinsidehomesandotherbuildings?Itcan,andeveryyear,thehealthofmanypeopleisaffectedbychemicalsubstancespresentintheairwithinbuildings.

Agreatdealofresearchonpollutionisbeingconductedatlaboratoriesanduniversities.Thegoalsoftheresearcharetofindsolutionsandtoeducatethepublicabouttheproblem.TwoplaceswherethistypeofworkisbeingdoneareLBNLandtheUniversityofCalifornia,Berkeley.Let'stakeacloserlookatthevarioustypesofairpollution,theeffectsthattheyhaveonpeople,andwhatisbeing(ornotbeing)donetocorrecttheproblem.

WhatisAirPollution?

Airistheoceanwebreathe.Airsuppliesuswithoxygenwhichisessentialforourbodiestolive.Airsuppliesuswithoxygenwhichisessentialforourbodiestolive.Airis99.9%nitrogen(氮?dú)?,oxygen,watervaporandinert(惰性的)gases.Humanactivitiescanreleasesubstancesintotheair,someofwhichcancauseproblemsforhumans,plants,andanimals.

Thereareseveralmaintypesofpollutionandwell-knowneffectsofpollutionwhicharecommonlydiscussed.Theseincludesmog,acidrain,thegreenhouseeffect,and"holes"intheozonelayer.Eachoftheseproblemshasseriousimplicationsforourhealthandwell-beingaswellasforthewholeenvironment.

Onetypeofairpollutionisthereleaseofparticles(微粒)intotheairfromburningfuelforenergy.Dieselsmoke(柴油煙)isagoodexampleofthisparticulatematter.Theparticlesareverysmallpiecesofmattermeasuringabout2.5micronsorabout.0001inches.Thistypeofpollutionissometimesreferredtoas"blackcarbon"pollution.Theexhaustfromburningfuelsinautomobiles,homes,andindustriesisamajorsourceofpollutionintheair.Someauthoritiesbelievethateventheburningofwoodandcharcoal(木炭)infireplacesandbarbequescanreleasesignificantquantitiesofsoot(油煙)intotheair.

Anothertypeofpollutionisthereleaseofnoxiousgases,suchassulfurdioxide,carbonmonoxide,nitrogenoxides,andchemicalvapors.Thesecantakepartinfurtherchemicalreactionsoncetheyareintheatmosphere,formingsmogandacidrain.

Pollutionalsoneedstobeconsideredinsideourhomes,offices,andschools.Someofthesepollutantscanbecreatedbyindooractivitiessuchassmokingandcooking.IntheUnitedStates,wespendabout80-90%ofourtimeinsidebuildings,andsoourexposuretoharmfulindoorpollutantscanbeserious.Itisthereforeimportanttoconsiderbothindoorandoutdoorairpollution.

OutdoorAirPollution

Smogisatypeoflarge-scaleoutdoorpollution.Itiscausedbychemicalreactionsbetweenpollutantsderivedfromdifferentsources,primarilyautomobileexhaustandindustrialemissions.Citiesareoftencentersofthesetypesofactivities,andmanysufferfromtheeffectsofsmog,especiallyduringthewarmmonthsoftheyear.AdditionalinformationaboutsmoganditseffectsareavailablefromtheAirQualityManagementDistrict(AQMD)insouthernCalifornia.

Foreachcity,theexactcausesofpollutionmaybedifferent.Dependingonthegeographicallocation,temperature,windandweatherfactors,pollutionisdisperseddifferently.However,sometimesthisdoesnothappenandthepollutioncanbuilduptodangerouslevels.Atemperatureinversionoccurswhenairclosetotheearthiscoolerthantheairaboveit.Undertheseconditionsthepollutioncannotriseandbedispersed.Citiessurroundedbymountainsalsoexperiencetrappingofpollution.Inversioncanhappeninanyseason.Winterinversionsarelikelytocauseparticulateandcarbonmon

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15.

Mostmodelspredictmorewarminginthetropospherethanatthesurface,whereasmostdatasets______.

16.

Somehurricanes,whenformedwillmoveinthesamedirection;

17.

HowmuchgeneticallymodifiedcornwasplantedintheUSlastyear?

A.Morethanhalf.

B.65millionacres.

C.Onethird.

D.Threequarters.

18.

Overthepastfouryears,morethanhalfofstudentsinthehighschoolcaughtreceivingtextmessagedanswersontheircellphonesduringanaccountingexam.

A.YB.NC.NG

19.AccordingtoWorldHealthOrganization,howmanypeopleamkilledbyoutdoorairpollution?

A.3millionB.2.1millionC.1.6millionD.3.2million

20.

AccordingtoPara3,______perpersonoftheearth'ssurfacecanbeusedtoproducefood.

三、3.ListeningComprehension(10題)21.聽力原文：W:It'samiraclethatRobertcameoutoftheaircrashalive.

M:That'sindeedamiracle.Alltheotherpassengerswerekilled.

Q:Whatdowelearnfromtheconversation?

(14)

A.Robertsurvivedtheplanecrash.

B.Allthepassengerswerekilledintheplanecrash.

C.Robertwaskilledintheaircrash.

D.Robertisawonder-workingperson.

22.(25)

A.Harvard,PrincetonandYalearenotrankedastopones.

B.Publicschoolsdobetterthanprivateones.

C.AtinyschoolcalledReedCollegebecomesnumberone.

D.MITcomesbeforeotherIvyLeagueuniversities.

23.

【B7】

24.

【B2】

25.聽力原文：M:Ihaven'theardfromNancysincesheenteredmedicalschool.Iwonderhowshe'sdoing.

W:Well,Iunderstandshegaveourdepartmentsecretaryhernewaddressandphonenumber.Whydon'tyoutrytogetintouchwithher?

Q:Whatdoesthewomansuggestthemando?

(18)

A.VisitNancyathernewdepartment.

B.CallonNancyathermedicalschool.

C.GivethesecretaryNancy'snewphonenumber.

D.GetinformationaboutNancyfromthesecretary.

26.聽力原文：W:Hi,Honey.I'msorry,I'vesomebadnewstotellyou.Themanagementismakingcuts,andI'velostmyjob.

M:Oh,dear!That'sterrible.Butyoudidn'tlikethatjobverymuchanyway.Maybethisisagoodchancetofindsomethingnew.Don'tgetdown,thinkpositive.

Q:Whatdoesthemanmean?

(18)

A.Thewomanshouldn'tloseherjob.

B.Thewomanshouldn'tbefrustrated.

C.Thewomanwon'tbelaidoffbythemanagement.

D.Thewomancaneasilyfindnewthing.

27.(18)

A.HethinksDavidisnotreliable.

B.He'swillingtotrustDavid.

C.HehastoldhisdoubtstoDavid.

D.HethinksDavidwillbenefitfromthisexperience.

28.

【B11】

29.

【B5】

30.(34)

A.Toembracechangesofthought.

B.Toadapttothedisintegratedfamilylife.

C.Toreturntothepracticeinthe60sand70s.

D.Tocreatestabilityintheirlives.

四、4.ReadingComprehension(ReadinginDepth)(3題)31.

【C9】

32.

Whatisthemainideaofthepassage?

A.Massmediaistheonlymeanstoinfluencethesociallife.

B.Massmediatodayistoomuchdominatedbycommercialinterests.

C.Apublicpolicyisneededtoregulatethemassmedia.

D.Democraticlifeisdeterminedbymassmedia.

33.

Thethirdparagraphimpliesthat______.

A.geneticscientistsdon'tgofarenoughintotheirresearchonsafetyconcernsofgenetically-modifiedfood

B.atpresentbiotechnologydoesnotgrowhealthily

C.moleculargeneticistscooperatewithbiotechcompanies

D.thegovernmentshouldbefullyresponsibleforpeople'shealth

五、5.ErrorCorrection(3題)34.

【S6】

35.Asgoodofficesecretary,MarySmithknowsthatallphone【S1】______.

callsmustbeansweredpromptlyandhandledefficiently.She

knowsthatasecretarymustbepleasantandhelpful,nomatter

howeverbusysheisor【S2】______.

whatkindofmoodshemaybe.Sheknowsshemustkeepcalm【S3】______.

ifacallergetsimpatientlyorbecomesangry;also,ofcourse,she【S4】______.

knowsshecanneverallowherselftolosthertemper.Ifshedoes【S5】______.

nothavetheinformationthecallersask,shemustknowwho【S6】______.

doeshavetheinformation.Finally,sheknowsthatoneofher

mostimportantresponsibilitiesisto"screen"telephonecallsand

toknowwhichcallstorefertoherboss,whichcallstoreferto

theotherpeople,andwhichcallstohandleherself.【S7】______.

Awell-handlingtelephonecallwillgivethecalleragood【S8】______.

impressionofthecompanyheorsheisdealingwith.Forthat【S9】______.

reason,anofficesecretarywhocanhandletelephonecalls

cheerfully,tactfully,andefficientlyisavaluableassettosome【S10】______.

organization.

【S1】

36.

【S4】

六、6.ErrorCorrection(3題)37.

【S6】

38.

【S9】

39.

【S2】

參考答案

1.ShouldHighSchoolStudentsStudyAbroad?InthisglobalvillagemoreandmoreChinesearestudyingabroadandtheageofoverseasstudentsisfalling.Astowhetherhighschoolstudentsshouldjointhetrendpeoplehavesplitviews.AccordingtoastudyinXcity65%ofthepeoplegoinforitwhile35%areopposedtoit.Theproponentsbelievestudyingabroadisagoodthingifcircumstancesallowed.Firstgoingabroadoffersaforeignlanguageenvironment.Alsostudentsmayexperienceanothereducationsystemandlifestyle.Moreoverhighschoolstudentscanfosterasenseofindependenceinordertobetterprepareforthefuture.Howeversomepeoplestillholdreservation.Oneoftheconcernsisthehightuitionfeeandlivingcosts.Anotheristhatsomestudentsmayabusefreedomduetolackof-discipline.PersonallyIamsupportiveofsuchachoiceforyoungpeoplelikehighschoolstudents.Theycannotonlylearnadvancedtechnologiesbutalsogainaninsightintoothercultures.Asforthebigcostsstudentsmayapplyforscholarshipsordosomepart-timejobs.Whatismorestudyingabroadandparentalsupervisionarenotmutuallyexclusive.Thankstomoderncommunicationfacilitiesparentsmayofferconstantencouragementandguidancefromadistance.ShouldHighSchoolStudentsStudyAbroad?Inthisglobalvillage,moreandmore,Chinesearestudyingabroad,andtheageofoverseasstudentsisfalling.Astowhetherhighschoolstudentsshouldjointhetrend,peoplehavesplitviews.AccordingtoastudyinXcity,65%ofthepeoplegoinforit,while35%areopposedtoit.Theproponentsbelievestudyingabroadisagoodthing,ifcircumstancesallowed.First,goingabroadoffersaforeignlanguageenvironment.Alsostudentsmayexperienceanothereducationsystemandlifestyle.Moreover,highschoolstudentscanfosterasenseofindependence,inordertobetterprepareforthefuture.However,somepeoplestillholdreservation.Oneoftheconcernsisthehightuitionfeeandlivingcosts.Anotheristhatsomestudentsmayabusefreedomduetolackof-discipline.Personally,Iamsupportiveofsuchachoiceforyoungpeoplelikehighschoolstudents.Theycannotonlylearnadvancedtechnologies,butalsogainaninsightintoothercultures.Asforthebigcosts,studentsmayapplyforscholarshipsordosomepart-timejobs.Whatismore,studyingabroadandparentalsupervisionarenotmutuallyexclusive.Thankstomoderncommunicationfacilities,parentsmayofferconstantencouragementandguidancefromadistance.解析：寫作提示：圖表題在六級考試中并不常見，但是2002年也出現(xiàn)過，因此最好也要有一定的了解。根據(jù)提綱，對圖表的描述僅占全文三分之一左右的內(nèi)容，因此重點(diǎn)其實(shí)還是考生熟悉的議論文體。對于該題，第一段按照要求列出持兩種觀點(diǎn)人的比例，可以自己設(shè)計(jì)一個(gè)調(diào)查。第二段提出雙方的一些主要理由，例如開拓視野、培養(yǎng)自主能力、費(fèi)用高昂、背井離鄉(xiāng)等等。第三段可以做一個(gè)總結(jié)，并針對前文提到的反方觀點(diǎn)給予解決方法。

2.June12005DearSirorMadamIamagraduatefromUuniversity.Iamwritingtoyoutoseekapositioninyourcompany.Iamgoingtoobtainabachelor'sdegreeininternationaltrade.AndIamproficientatEnglishandIhavealreadyobtainedthecertificatesofCET4andCET6.MyacademicachievementranksAlevelwhichenablesmetogetthisyearsscholarship.Ihavebeeneveryactiveinparticipatingandorganizingvariousactivitiesbythestudentunion.AsformypersonalityIamratheroptimisticandopenwhichexplainswhyIampopularwithallmyclassmates.MoreoverIhavetheexperienceoftakingapart-timejobinaforeigntradecompanyduringthelasttwoyears.Iwishtoacquireajobinthefieldofforeigntradeinyourcompany.Iexpecttoreceiveasalaryof3000to3500Yuanexcludingthesocialsecurity.OfcourseitisdesirableifIcanhaveatemporaryhouseprovidedbyyourcompany.IhopeIwillbegrantedtheopportunitytohaveaninterview.Iamsureyouwillbesatisfiedwithmyperformanceintheinterview.SincerelyyoursDavidYangJune1,2005DearSirorMadam,IamagraduatefromUuniversity.Iamwritingtoyoutoseekapositioninyourcompany.Iamgoingtoobtainabachelor'sdegreeininternationaltrade.AndIamproficientatEnglishandIhavealreadyobtainedthecertificatesofCET4andCET6.MyacademicachievementranksAlevel,whichenablesmetogetthisyearsscholarship.Ihavebeeneveryactiveinparticipatingandorganizingvariousactivitiesbythestudentunion.Asformypersonality,Iamratheroptimisticandopen,whichexplainswhyIampopularwithallmyclassmates.Moreover,Ihavetheexperienceoftakingapart-timejobinaforeigntradecompanyduringthelasttwoyears.Iwishtoacquireajobinthefieldofforeigntradeinyourcompany.Iexpecttoreceiveasalaryof3,000to3,500Yuan,excludingthesocialsecurity.Ofcourse,itisdesirableifIcanhaveatemporaryhouseprovidedbyyourcompany.IhopeIwillbegrantedtheopportunitytohaveaninterview.Iamsureyouwillbesatisfiedwithmyperformanceintheinterview.Sincerelyyours,DavidYang

3.October232005DearMr.MajorAsacitizenofourcityIamverymuchconcernwiththeengravingproblemofairpollutioninourcity.Especiallyinrecentyearwiththerapiddevelopmentofeconomyairqualityinourcityisrapidlydeteriorating.Accordingtomyinvestigationtherearetwomajorsourcesofpollution.Themostseriouspollutioniscausedbyvehicles.Asmoreandmorevehiclessuchascarsbusestrucksandmotorbicyclesarerunninginthecitytheyhavebeenpollutingtheair.Toalleviatethisproblemthemunicipalgovernmentshouldmakerulestoenoughthepopularizationofenvironment-friendlycatandgasoline.Thesecondsourceofairpollutionisfromconstructionsites.MostoftheconstructionsitestakenomeasurestocontrolthedirtydustandtheareasnearbyareblanketedwiththickdustTherefore;regulationsshouldbemadetoforcetheconstructorstoregulatetheiroperationssoastoreducedust.WithallthemeasuresandregulationsandwiththejointeffortsofallthecitizensIamveryoptimisticthatwewillhavefreshandclearairsoon.Ialsoavailmyselfofthislettertocalluponallcitizenstotakepartinthecampaignagainstairpollutioninourcity.SincerelyyoursDavidZhaoOctober23,2005DearMr.Major,Asacitizenofourcity,Iamverymuchconcernwiththeengravingproblemofairpollutioninourcity.Especiallyinrecentyear,withtherapiddevelopmentofeconomy,airqualityinourcityisrapidlydeteriorating.Accordingtomyinvestigation,therearetwomajorsourcesofpollution.Themostseriouspollutioniscausedbyvehicles.Asmoreandmorevehiclessuchascars,buses,trucks,andmotorbicyclesarerunninginthecity,theyhavebeenpollutingtheair.Toalleviatethisproblem,themunicipalgovernmentshouldmakerulestoenoughthepopularizationofenvironment-friendlycatandgasoline.Thesecondsourceofairpollutionisfromconstructionsites.Mostoftheconstructionsitestakenomeasurestocontrolthedirtydustandtheareasnearbyareblanketedwiththickdust,Therefore;regulationsshouldbemadetoforcetheconstructorstoregulatetheiroperationssoastoreducedust.Withallthemeasuresandregulations,andwiththejointeffortsofallthecitizens,Iamveryoptimisticthatwewillhavefreshandclearairsoon.Ialsoavailmyselfofthislettertocalluponallcitizenstotakepartinthecampaignagainstairpollutioninourcity.Sincerelyyours,DavidZhao

4.ClassSkippinginUniversitiesClassskippingissomethingthatisalmostunimaginableforuswhenwewereinmiddleschoolandhighschoolbutitbecomessuchausualphenomenonintoday'suniversities.What'sworsesomeoftheuniversitystudentsdonotthinkitisabigdealtoskipclasses.Onemostimportantreasonisthatouruniversitystudentsarenotpreparedtoliveaself-disciplinedlifeandwhenthisiscompaniedbyaloosemanagementsystemofouruniversitiesclassskippinginevitablyappearsandincreases.Anothermasonisthesizeofsomeofouruniversitycourses:whenmorethan100studentsorevenmorethan300studentsarehavingonelecturetogethertheattendanceofthestudentscannotpossiblybeaccuratelyrecorded.Alsoweshouldalsorealizesomeofthestudentscannotfindthedirectionfortheirfuturedevelopment.Thesearesomeofthemanypossiblereasonsforthephenomenonofclassskipping.Ipersonallydon'tthinkitisacceptabletoskipclassesatourownwillnottomentiontheimportanceofsystematicspecialtylearningandskilltraining.Ifwecannotbearesponsibleindividualandchoosenottoobeytheruleswejustcannotmakeourselvesaneligiblecitizen.ClassSkippinginUniversitiesClassskippingissomethingthatisalmostunimaginableforuswhenwewereinmiddleschoolandhighschool,butitbecomessuchausualphenomenonintoday'suniversities.What'sworse,someoftheuniversitystudentsdonotthinkitisabigdealtoskipclasses.Onemostimportantreasonisthatouruniversitystudentsarenotpreparedtoliveaself-disciplinedlife,andwhenthisiscompaniedbyaloosemanagementsystemofouruniversities,classskippinginevitablyappearsandincreases.Anothermasonisthesizeofsomeofouruniversitycourses:whenmorethan100studentsorevenmorethan300studentsarehavingonelecturetogether,theattendanceofthestudentscannotpossiblybeaccuratelyrecorded.Also,weshouldalsorealizesomeofthestudentscannotfindthedirectionfortheirfuturedevelopment.Thesearesomeofthemanypossiblereasonsforthephenomenonofclassskipping.Ipersonallydon'tthinkitisacceptabletoskipclassesatourownwill,nottomentiontheimportanceofsystematicspecialtylearningandskilltraining.Ifwecannotbearesponsibleindividualandchoosenottoobeytherules,wejustcannotmakeourselvesaneligiblecitizen.

5.HowtoTreatOurAgingPopulation?Chinahasalreadysteppedintoanagingsocietyaccordingtointernationalstandards.Thosebeyond65madeupmorethan7percentofthenationalpopulation.Accordingtoexperts'predictionthisphenomenonisgoingtocontinuefordecades.Nowthesocietyisfacedupwiththeissueoftacklingtheoldpeople'sproblems.Firstthesocietyshouldfosterasocialenvironmentthatchampionsrespectandcarefortheold.Thisisprerequisiteintacklingthevariousproblemstheelderlyface.Withoutloveandrespectfortheoldanywelfaremeasurecouldnotbeimplementedfullyandforthebenefitoftheold.Thoughinmostareathetraditionalideaoflovingandrespectingtheoldstillprevailstherearesomeyoungpeoplewhoconsideroldpeopleaseconomicandmentalburdenandareeagertogetridofthem.ThereforechangingthiskindofattitudetowardsoldpeopleisuppermostinensuringthatourGrandmaandGrandpaleadahappylife.Secondbasedonthefactthatthetraditionofhomecarefortheelderlyfacesbigchallengeduetotheshrinkingfamilysizeacombinationoffamilycarecommunity-basedservicesandsocialwelfarenecessarytohelpouroldpopulationinhelpingandsupportingtheirlives.Inthiswayoldpeoplecanenjoythehelpandlovefromboththesocietyandtheirfamiliesthusrelievingthepressureontheiryoungerchildren.Thirdoldpeoplenotonlyneedhelptheycanalsogiveahandinraisingtheirgrandchildren.Ifwetreatthemaspreciousassetstheymaynotonlyliveafullerlifebutalsomakefurthercontributionstooursocialandeconomicdevelopments.Atpresentboththe