（2023年）甘肃省白银市大学英语6级大学英语六级预测试题(含答案)

（2023年）甘肃省白银市大学英语6级大学英语六级预测试题(含答案)学校:________班级:________姓名:________考号:________

一、1.Writing(10题)1.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledTheMarvelsofMedicineintheTwentiethCentury.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

1.Introduction:Advancesinmedicalscience—themostimportantachievementsmadeinthetwentiethcentury

1.Developmentofvaccinesandantibiotics

2.Discoveriesofnewdiagnosismethods

3.Adventofgeneticengineering,anewbranchofbiology

Concludingremarks:Evengreaterwonderstobewroughtinthe21stcentury

2.Directions:Forthispart,youareallowed30minutestowriteacompositionwiththetitleofIstheExpansionofEnrollmentaGoodThing,givinganintroductionoftheadvantagesanddisadvantagesofcolleges'rapidexpansionandyourownpointofview.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelowinChinese:

1.高校扩招是一件好事

2.高校扩招公带来一些问题

3.我的观点

3.Direction:Forthispart,youareallowedthirtyminutestowriteacompositiononthetopicHarmfulnessofFakeCommodities.Youshouldwriteatleast150wordsandyoushouldbaseyourcompositionontheoutline(giveninChinese)below.

1.目前社会上有不少假冒伪劣商品(fakecommodities)。为什么会有这种现象?

2.举例说明假冒伪劣商品对消费者个人、社会的危害。

4.Directions:Forthispart,youareallowed30minutestowriteacompositionwiththetitleofUniversityMerger,givinganintroductionofdifferentpeople'sopinionsonthistopicandyourownpointofview.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelowinChinese.

1.大学合并是建设世界一流大学的重要兴措

2.大学合并有一些潜在的问题，如管理问题，治安问题等

3.我的看法

5.Directions:Forthispart,youareallowed30minutestowriteacompositionbasedonthefollowinggraphwhichshowsthechangesinthenumberofcollegegraduateswhochosetobeteachersortogointobusiness.ThesuggestedtitleisToBeaBusinessmanortoBeaTeacher.Youshouldwritenolessthan150wordsandyourwritingshouldcontainthefollowingideas:

1.大学毕业中选择教师职业的人越来越少。

2.大学毕业和中在大公司里谋职从商的人越来越多。

3.出现这种情况的原因：在大公司工作工资待遇高，发展机会较多，可以较充分地实现个人的价值。

6.Forthispart,youareallowedthirtyminutestowriteacompositiononthetopic:"WhatDoYouThinkofChallenge?"Youshouldwriteatleast150wordsandyoushouldbaseyourcompositionontheoutline(giveninChinese)below:

1.挑战的意义

2.如何迎接挑战

3.我的看法

7.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledOnForeigners'LearningChinese.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow.

1.目前，国久“汉语热”持续升温

2.出现这种现象的主要原因

3.“汉语热”给我的启示

OnForeigners'LearningChinese

8.Directions:Forthispart,youareallowed30minutestowriteashortessayentitledVolunteerServiceIsWelcomeEverywhere.Youshouldwriteatleast150wordsfollowingtheoutlinegivenbelow:

--义务活动的意义

--我参加义务活动的经历

VolunteerServiceIsWelcomeEverywhere

9.Directions:Forthispart,youareallowed30minutestowriteacompositiononthetopic:WhyDotheViewersLikeWatchingSportPrograms?Youshouldwriteatleast150words,andbaseyourcompositiononthechartandoutlinebelow:

1．简要分析图表

2．分析观众喜欢看体育节目的原因

10.Directions:Forthispart,youareallowed30minutestowriteacompositiononthetopicJobProblemsforCollegeGraduates.Studythefollowingchartscarefullyandyourcompositionmustbebasedontheinformationgiveninthecharts.Writeto:

statethechangesincollegegraduates'choicesofcareers;

(2)givepossiblereasonsforthechanges;

(3)suggestsomesolutionstotheproblem.

Yourcompositionshouldbenolessthan150words.Pleasewriteneatly.

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

ThepopularityofChineseintheworldmakesthe"ChineseTOFEL",the______exam,possible.

12.

SomeoftheoilfieldswerebombedbyIraqincasethattheUSobtainedtheminthewar.

A.YB.NC.NG

13.Theexampleofcrossingthestreetshowsthatthemiddleschoolboyis______.

14.

Thelowconfidencelevelofconsumersandproducersisoneofthegeneralfactorsofarecession.

A.YB.NC.NG

15.

______peopleareusingthewebnowintheU.S.A.

16.CholesterolandHeartDisease

Doyouknowyourcholesterollevel?Manypeopledon't.Ahighlevelofcholesterolinthebloodisanimportantriskfactorforheartdisease.

Somepeoplesaythatthedangerofheartdiseaseisexaggerated.However,heartdiseaseisamaincauseofdeathindevelopedcountries.EveryyearmorethanonemillionAmericanshaveheartattacks,andhalfofthemdie.Peoplewithheartdiseasesufferchestpainsthatmakesimpleactivities,suchaswalking,shaving,ortakingashower,difficult.

Researchhasproventhatcholesterollevelsareconnectedwithheartdisease.OneprojectinMassachusettshasstudiedthesamegroupofmenandwomensince1948.Theresearchershavefoundthatthepeoplewhohavehighlevelsofcholesterolhavemoreheartattacks.

Anaturalsubstanceintheblood,cholesterolcomesfromtheliver.Theamountofcholesterolisaffectedbydietandbyphysicalqualitiesweinheritfromourparents.Onekindofcholesterolsticksfattothewailsofarteries,makingthemsmallerandfinallyblockingthem.Itproducesaconditioncalled"hardeningOfthearteries,"whichcausesheartattacks.Withtinycameras,doctorscanseebloodcirculatingthroughtheheartvalves.Angiograms(血管造影照片)arex-raysoftheheartarteries.Theyshowfatdepositsandblockagescausedbyhighcholesterol.

Heartdiseasebeginsinchildrenasyoungas3yearsold.Itoccursearlierinboysthaningirls.Nearlyhalfofteenagershavesomefatdepositsontheirarterywalls.Heartdiseasedevelopsfasterifwehavehighcholesterollevelsandalsosmoke.Whatisasafelevelofcholesterol?Adultshaveahighriskofheartattackiftheircholesterollevelisabove240milligramsperdeciliter(1/10公升)ofblood.Below200isbetter.IntheMassachusettsstudy,noonewithacholesterollevelbelow-150haseverhadaheartattack.However,abouthalfofAmericanadults'havecholesterollevelsabove200.

Tolowerourcholesterollevel,wemustchangeoureatinghabits.Anythingthatcomesfromananimalishighinfatandhighincholesterol.TheAmericanHeartAssociationNationalCholesterolEducationProgramsaysthatfatshouldbenomorethan30percentofourdiet.Bloodcholesterollevelsstarttofallafter2to3weeksoffollowingalow-cholesterol,low-fatdiet.Dietarychangesalonecanresultina10percentreductionoftheaverageperson'scholesterollevel.Aerobicexercisehelps,too.Arteryblockagecanbereducedbyasmuchas40percentthroughchangesindietandamountofexercise.

Wemusteducateeveryone,,includingchildreninelementaryschools.Wemustteachthemresponsibilityfortheirhealththroughclassesinnutritionandaerobicexercise.Forexample,thesmartsnackisfruit.Childrenmustbeservedfruitintheschoolcafeteria,alongwithlow-fatmeals.Schoolsmustsendrecipeshomewiththechildren.Parentsmustincludechildreninplanningandpreparingmealsandshoppingforfood.

Adults,includingpersonsovertheageofsixtyfive,canlowertheircholesterolby30or40percent.Itisnevertoolatetochange.Onemanbeganhishealthprogramwhenhewasseventythree.Bythetimehewasseventy-seven,hehadloweredhisarterialblockagefrom50percentto13percentandhischolesterolfrom320to145withoutdrugs.Hewentonavegetariandietwithonly10percentfat,plusprogramstoreducestressandgetmoreexercise.

Alow-cholesteroldietthatcutsoutmostanimalproductsandhigh-fatvegetablesmaybeunfamiliartopeople.TheHeartAssociationsaystousenoaddedfatofanykind.Don'tfryfoodinoil.Cookitinwater,vinegar,orvegetablewater.Learnaboutgrainsandvegetables.Avoideggyolks(theyellow-partoftheegg).EatPotatoes,beans,low-fatvegetables,andfruit.Peopleoftencomplainaboutlow-fatd

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17.HeadachesExplained

Aheadacheisasymptom,notadisease.Aheadacheisrarelythesymptomofaseriousillness,butsevereorfrequentheadachescanbeexhaustingandcanaffectdailylife.Therearethreebasictypesofheadaches:vascularheadache,musclecontractionheadache,andinflammatoryheadache.

Vascularheadaches

Thevascularheadacheoccurswhenbloodvesselsintheheadenlargeandpressonnerves,causingpain.Themostcommonvascularheadacheisthemigraine(偏头痛).Onetheoryaboutmigraineheadachesisthattheyoccurwhenthebloodvesselsintheheadexpandandpressonthenerves,causingpain.Anothertheoryisthattheyresultfromthebloodvesselsconstrictingandthusblockingbloodflowtopartsofthebrain;thismaycausethevisualsufferingthatoftenaccompanyorprecedeamigraineheadache.Thebloodvesselsthenbecomefullofbloodandpressonsurroundingnerves,causingpain.

Womenaremoreeasytosuffermigrainesthanaremen,andacertainpersonalitytypecompulsive,perfectionist,andverysuccessorientedseemstobemorelikelytobeaffectedwithmigraineheadaches.

Causes

Anumberofphysicalandemotionalfactorsmaycontributetomigraineheadaches.Migrainesmaybetriggeredbyasharpreductionincaffeineintakeorbyallergiestocertainfoods.Emotionalstresscanalsocausemigraineheadaches,ascandrinkingalcohol,smoking,oraninterruptioninroutineeatingandsleepinghabits(allofwhichmayberesponsiblefor"weekend"headachessufferedbysomepatients).Cyclical,seasonal,oremotionalfactorsmayalsobeassociatedwiththetendencytodevelopmigraineheadaches.Atendencytodevelopthistypeofheadachemaybeinherited.

Symptoms

Thepredominantsymptomofamigraineheadacheisasharppainononeorbothsidesofthehead.Paleness,sweating,andsensitivitytolightmayaccompanythepain.Awarningsensationmayindicateanapproachingmigraineheadache.Beforethepainbegins,someindividualsmayseeflashinglightsor"shootingstars",hearnoises,orhaveanuncomfortablefeelinginthearmsorlegs.

Diagnosis

Vascularheadachesarediagnosedbyacarefulreviewofthecircumstancessurroundingtheheadachesaswellasbyaphysicalexaminationtoruleoutanyotherdisorderthatmightbecausingthesymptoms.Eliminationtestsmaybedonetoidentifytheexactcauseofmigrainessufferedbypeoplewhoseemtoreacttocertainfoodsorchangesineatingandsleepinghabits.Inaneliminationtest,allthesubstancesthataresuspectedofcausingthetroubleareeliminatedandthenreintroducedoneatatimetoidentifythespecificcauseofthemigraineheadaches.

Treatment

Treatmentofamigrainealreadyinprogressusuallyconsistsofadrugtherapyprogramchosenfromavarietyofpainkillers,tranquilizers,andspecialprescribedmedications.

Prevention

Preventionofmigrainesispossiblewithseveraltypesofmedication.Antidepressantdrugsandbeta-blockershavebeenshowntopreventmigrainesinsomepatients.Thesedrugsworkinthebodytoblockwhatarecalledthebetaeffects,oneofwhichisexpansionofthebloodvessels.Whileitisnotyetknownexactlyhowthesedrugsprovidereliefresearchsuggeststhattheyactbypreventingtheinitialconstrictionofbloodvesselsthatcausesmigraine.

MuscleContractionHeadaches

Amusclecontractionheadacheoccurswhenmusclesoftheface,neck,orscalpremaintightenedforlongperiodsoftime.Thesemusclesarethensaidtobeinspasm(痉挛).Atensionheadacheisanexampleofamusclecontractionheadache.

Causes

Amusclecontractionheadacheusuallyoccursafteraspecificeventthathascausedthemusclestotense.Thetensionisthentranslatedintophysicaldiscomfortintheform.ofaclenchedjaw,achingneck,

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18.

WidelyusingPrEPsmaycausepotentialproblemslikeethicalissuesand______.

19.

Large-packagepurchasecanbenefitlow-incomehouseholdsintheory,butitseldomworksinreality.

A.YB.NC.NG

20.

Somefamouscompaniesaredesigningsomestorestodisplaytheirproducts,hopingthatpeoplewill______.

三、3.ListeningComprehension(10题)21.听力原文：W:DidyouvisitthetelevisiontowerwhenyouhadyourvocationinShanghailastsummer?

M:Icouldn'tmakeitlastJune,butIfinallyvisitedittwomonthslater.Iplannedtovisititagainsometimenextyear.

Q:Whatdowelearnabouttheman?

(19)

A.HewillvisittheTVtowerinJune.

B.HehasvisitedtheTVtowertwice.

C.HesawthebigtowerhevisitedonTV.

D.Hehasvisitedthetoweronce.

22.

【B11】

23.听力原文：LastApril,AmericanbusinessmanDennisTitoreportedlypaidbetweentwelve-millionandtwenty-milliondollarstospendoneweekontheInternationalSpaceStation.NASAhadstronglyobjectedtotheRussianplantopermitacivilianonthecostlyresearchvehicle.Aftertwoyearsofnegotiations,spaceofficialshaveagreedonaprocesstotrainprivatecitizenstotaketripstotheInternationalSpaceStation.

NASArecentlyagreedtoconditionsthatwillpermitRussiatoselltripstothespacestation.AnAmericancompanycalledSpaceAdventuresLimitedofArlington,inVirginiaplansthetrips.ExpertssaythechangeinpolicyatNASAshowsanewdesiretousespacevehiclesforbusinessandindustrialpurposes.InaspeechtoCongresslastyear,NASAofficialMichaelHawessaidthatthespaceagencyhadnotconsideredciviliantravelasoneoftheindustriesitwantedtodevelop.However,MisterHawessaidthatprivatespacetravelcouldnowbedoneaslongassafetymeasuresareobservedcarefully.

Candidatesforadventurespacetraveltripsmustbeinexcellenthealthandmustpassdifficulthealthtests.Theymustreceivealotoftraining.However,SpecialEnglishcanhelpyouprepareforaspaceholiday.ThisisbecauseallsuccessfulcandidateswhowishtotraveltotheInternationalSpaceStationmustbeabletoreadandspeakEnglish.

(30)

A.Becauseitwelcomestabigsumofmoneybytourist

B.Becauseitthinksthatsafetymeasuresarefollowedcarefully.

C.BecauseRussiaagrees,too.

D.Becausethespaceshipisavailable.

24.(28)

A.1815.B.1849.C.1890.D.1910.

25.(24)

A.Broadcastinginterviewswithpeoplefromallwalksoflife.

B.Trainingbroadcasterstohigherstandards.

C.Payingcloseattentiontothequalityoftheirprograms.

D.Improvingsoundquality.

26.(35)

A.PeopleknowalmostnothingaboutShakespeare'searlylife.

B.ShakespearewasalreadywellknownbeforehewenttoLondon.

C.PeopleknowalotaboutShakespeare'slifeinLondon.

D.PeopleknowonlyalittleaboutShakespeare'slifeinLondon.

27.

【B6】

28.(36)

A.TheSourcesofstrength.

B.Bodybuilding.

C.Strongheart.

D.Strength,fitnessandendurance.

29.听力原文：W：Whyisshetalkingsoloudly?

M：Ithinksheishardofhearing.

Q：Whyisthewomanmentionedspeakingsoloudly?

(18)

A.Itistoonoisy.

B.Sheenjoysspeakingloudly.

C.Sheisveryangry.

D.Sheisdeaf.

30.(22)

A.Therearen'tmanyvarietiesoffoodatlunchcounters.

B.Someschoolkidseatinschoolcafeterias.

C.Workersgobackhometohavelunch.

D.ThewomanlikesAmericanfood.

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

FromParagraph4,wecanlearnthat______.

A.Breakthroughinmedicinehasmadeitpossibleforhumantodefygenetics.

B.Geneshavebeenusedsuccessfullytocreatebraincells.

C.Genetherapiescouldbeharmlesslyemployedinbraincellrepairinginthefuture.

D.Theenvironmenthasamuchmorepowerfuleffectonbrainthangenetics.

32.

Whatwouldbethebesttitleofthispassage?

A.PermissiveParentsandResponsibleParents.

B.CensorshipandtheLaw.

C.CensorsValueArtisticMerits.

D.CensorshipPerformsGoodServicetoSociety.

33.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Itwasacold,rainyandwhollymiserableafternooninWashington,andahotmuggynightinMiami.ItwasSunday,analthreegameswereplayedinthetwocities.Thepeopleplayingthemandthepeoplewatchingthemtellusmuchabouttheever-changingethnicstructureoftheUnitedStates.

ProfessionalfootballintheUnitedStatesisalmostwhollyplayedbynative-bornAmericancitizens,mostlyverylargeandverystrong,manyofthemblack.Itisagameofphysicalstrength.Linemenroutinelyweighmorethan300pounds.Playersarevaluedfortheirweightandmuscles,forhowfasttheycanrun,andhowhardtheycanhiteachother.Footballdrawsthebiggestcrowds,buttheteamsplayonlyonceaweek,becausetheygetsobattered.

The67,204fanswereinMiamiforthefinalgameofthebaseballWorldSeries.BaseballwasonceAmerica'sfavouritegame,buthaslostthatclaimtobasketball.

Baseballisagamethatrequiresstrength,butnothugeness.Agility,quickness,perfectvisionandquickreactionaremoreimportantthanpurestrength.BaseballwasonceapurelyAmericangame,buthasspreadaroundmuchoftheNewWorld.InthatSunday'sfinal,thefinalhitoftheextrainninggamewasdeliveredbyanativeofColumbia.TheMostValuablePlayerinthegamewasanativeofCuba.TherostersofbothteamswereawashwithHispanicnames,asisMiami,whichnowclaimstheWorldChampionshipisagamethatmaybelosingpopularityinAmerica,buthasgaineditinmuchoftherestoftheworld.BaseballinAmericahastakenonastrongHispanicflavor,withadashofJapaneseaddedforseasoning.

Soccer,whichmanycountriesjustcallfootball,isthemostwidelyenjoyedsportintheworld.Insoccer,theethnictidehasbeenthereverseofbaseball's.Untilrecently,professionalsoccerintheUnitedStateshavelargelybeenanimport,playedbySouthAmericansandEuropeans.Now,Americancitizensinlargenumbersarefinallytakingupthemostpopulargameintheworld.

Basketball,anAmericaninventionincreasinglyplayedaroundtheworld,thesedaysdrawslargecrowdsbackhome.Likewise,hockey,agamelargelyimportedtotheUnitedStatesfromneighbouringCanada.Lacrosse,aversionofwhichwasplayedbyNativeAmericansbeforetheEuropeansarrived,isalsogainingakeennationalfollowing.

SportsofallkindsarewinningsupportfromAmericanarmchairenthusiastsfromavarietyofethnicbackgrounds.

Whichofthefollowingcanreflecttheever-changingethnicstructureofAmerica?

A.Buildings.B.Audience.C.Bothofthem.D.Noneofthem.

五、5.ErrorCorrection(3题)34.

【S7】

35.

【S6】

36.

【S2】

六、6.ErrorCorrection(3题)37.

【S7】

38.

【S5】

39.

【S2】

参考答案

1.THEMARVELSOFMEDICINEINTHETWENTIETHCENTURYLookingbackthetwentiethcenturyhasseennumerousscientificandtechnologicachievementsandwhatstandouthighaboveothersareadvancesinmedicalscience.Theirresultshaveclearlybeenshowninthreeareasdevelopmentofvaccinesandantibioticsdiscoveriesofnewdiagnosismethodsandtheadventofgeneticengineeringasanewbranchoflearning.Eversincemedicalresearchersstartedtodevisewaysofpreventinggermsinvadingthebodyandoffightingthemoncetheydidthequalityoflifeforpeopleintheworldhasremarkablyimproved.Todaysmallpoxisaforgottendiseaseandvaccinationsarenolongerrequired.Polioisundercontrolandthevaccineiswidelyavailable.Thedevelopmentofsuchantibioticsaspenicillinhashelpedmanypeoplerecoverfromseriousillness.Overthepastdecadesmoreandmoredoctorshavecometorealizetheimportanceofdetectingchangesinthebodyatanearlystage.Moderndiagnosisbeganintheearly1900swiththediscoveryofX-rays.Withthepassageoftimenewmethodsforviewingtheinteriorofthebodywerebroughtoutoneafteranother.Inrecentyearsultrasonicwavesmagneticresonanceandothertechniqueshavemadeitpossibletodetectanythinginthebodythatisbeginningtobeabnormal.Medicaladvanceshavebeenmovinginevenmorefundamentaldirections.Scientistshavefoundthatthebodymachineryisdirectedbythegenes.Researchesinthisfieldhaveevolvedintoanewbranchoflearning—geneticengineering.Itwasonlyinthe1950sthatscientistsdiscoveredthekindofstructuresthegeneshave.Andattheendofthetwentiethcenturythefirst"roughmap"ofthehumangeneticcodewascompleted.Thiswasreferredtoasa"majorscientificmilestone"whichmightleadtoamorefullyunderstandingofthegenesthatmakepeoplesusceptibletocancerAIDSParkinson'sorAlzheimer's.Witheachimportantdiscoverythepracticeofmedicinehasundergonearevolution.Themedicaladvancesmadeinthetwentiethcenturyhavenotonlyimprovedthelivesofmanypeoplebutalsolaidasolidfoundationforfurtherdevelopmentinmedicine.AndIdobelievethatinthe21stcenturyscientistswillworkevengreaterwondersintheareaofmedicalscienceandeventuallyfindcurestowhatarenowcalled"incurable"diseases.THEMARVELSOFMEDICINEINTHETWENTIETHCENTURYLookingback,thetwentiethcenturyhasseennumerousscientificandtechnologicachievements,andwhatstandouthighaboveothersareadvancesinmedicalscience.Theirresultshaveclearlybeenshowninthreeareas,developmentofvaccinesandantibiotics,discoveriesofnewdiagnosismethods,andtheadventofgeneticengineeringasanewbranchoflearning.Eversincemedicalresearchersstartedtodevisewaysofpreventinggermsinvadingthebody,andoffightingthemoncetheydid,thequalityoflifeforpeopleintheworldhasremarkablyimproved.Todaysmallpoxisaforgottendisease,andvaccinationsarenolongerrequired.Polioisundercontrolandthevaccineiswidelyavailable.Thedevelopmentofsuchantibioticsaspenicillinhashelpedmanypeoplerecoverfromseriousillness.Overthepastdecadesmoreandmoredoctorshavecometorealizetheimportanceofdetectingchangesinthebodyatanearlystage.Moderndiagnosisbeganintheearly1900swiththediscoveryofX-rays.Withthepassageoftime,newmethodsforviewingtheinteriorofthebodywerebroughtoutoneafteranother.Inrecentyears,ultrasonicwaves,magneticresonanceandothertechniqueshavemadeitpossibletodetectanythinginthebodythatisbeginningtobeabnormal.Medicaladvanceshavebeenmovinginevenmorefundamentaldirections.Scientistshavefoundthatthebodymachineryisdirectedbythegenes.Researchesinthisfieldhaveevolvedintoanewbranchoflearning—geneticengineering.Itwasonlyinthe1950sthatscientistsdiscoveredthekindofstructuresthegeneshave.Andattheendofthetwentiethcenturythefirst"roughmap"ofthehumangeneticcodewascompleted.Thiswasreferredtoasa"majorscientificmilestone,"whichmightleadtoamorefullyunderstandingofthegenesthatmakepeoplesusceptibletocancer,AIDS,Parkinson'sorAlzheimer's.Witheachimportantdiscovery,thepracticeofmedicinehasundergonearevolution.Themedicaladvancesmadeinthetwentiethcenturyhavenotonlyimprovedthelivesofmanypeoplebutalsolaidasolidfoundationforfurtherdevelopmentinmedicine.AndIdobelievethatinthe21stcenturyscientistswillworkevengreaterwondersintheareaofmedicalscienceandeventuallyfindcurestowhatarenowcalled"incurable"diseases.

2.IstheExpansionofEnrollmentaGoodThing?Manycollegesanduniversitieshaveexpandedtheirenrollmentsince1998.Thereasonsfortheexpansionareasfollows.Firstlytheywanttokeepupwiththeneedofthejobmarkettoproducemorequalifiedpeopletotakeupthejobs.Secondlytheexpansionhasentitledmanyhighschoolgraduatestotherightofreceivinghighereducation.Lastbutnotleastitcanraisetheintellectualstandardsofournation.Howeverstudiesshowthatthetrendtoexpandhasbroughtaboutmanyproblems.Forinstancetheteachingfacilitiesandaccommodationcapacitiesofmanycollegesanduniversitiesarelimitedandareunabletomeetthedemandofanever-increasingnumberofthenewlyenrolledstudents.Ontheotherhandtheaveragequalityofthefreshmenisdeclining.Inthelongrunhuntingforajobwillbeatoughthingforthegraduatesandthatwillinevitablyexertmuchpressureontheprospectsofemployment.InspiteofallthisIamstillconfidentthattheexpansionofenrollmentisofgreatbenefittooursocietyandisagoodthing.Withthedevelopmentofournationaleconomytheproblemasmentionedabovewillbesolvedifpropermeasuresaretaken.IstheExpansionofEnrollmentaGoodThing?Manycollegesanduniversitieshaveexpandedtheirenrollmentsince1998.Thereasonsfortheexpansionareasfollows.Firstly,theywanttokeepupwiththeneedofthejobmarkettoproducemorequalifiedpeopletotakeupthejobs.Secondly,theexpansionhasentitledmanyhighschoolgraduatestotherightofreceivinghighereducation.Lastbutnotleast,itcanraisetheintellectualstandardsofournation.However,studiesshowthatthetrendtoexpandhasbroughtaboutmanyproblems.Forinstance,theteachingfacilitiesandaccommodationcapacitiesofmanycollegesanduniversitiesarelimitedandareunabletomeetthedemandofanever-increasingnumberofthenewlyenrolledstudents.Ontheotherhand,theaveragequalityofthefreshmenisdeclining.Inthelongrun,huntingforajobwillbeatoughthingforthegraduatesandthatwillinevitablyexertmuchpressureontheprospectsofemployment.Inspiteofallthis,Iamstillconfidentthattheexpansionofenrollmentisofgreatbenefittooursocietyandisagoodthing.Withthedevelopmentofournationaleconomy,theproblemasmentionedabovewillbesolvedifpropermeasuresaretaken.

3.HarmfulnessofFakeCommoditiesNowadaysthemarketisinfestedwithfakecommodities.Fakegoodsandclothesfakecigarettesanddrinksfakeelectricalappliancespiratedbooksanddiscs...thelistcangoonandon.Whyaretheresomanyfakegoods?Theanswertothequestionliesinpeople'sgreedformoney.Theproducersoffakegoodswanttoamassabigfortuneinashorttimethesellerswanttogetsomeillegalprofitswhereassomeoftheconsumerswanttopurchasesomecheapgoodsandsatisfytheirownvanity.Fakecommoditiescandogreatharmtobothconsumersandoursociety.Supposeyoubuyafakepairofleathershoestheymaycauseinconvenienceandawasteofmoney.Ifyoubuysomefakemedicinetheconsequencecanbefatal.Itwasreportedthatfakebrandliquorhadcausedhundredsofpeopletobecomeblind.Tosumupfakecommoditieshaveclonelotsofh