2025年大庆医学高等专科学校高职单招高职单招英语2016-2024历年频考点试题含答案解析

2025年大庆医学高等专科学校高职单招高职单招英语2016-2024历年频考点试题含答案解析（图片大小可自由调整）一、单选题(共50题)1、Heisagood（）,soheisgoodat（）(1分)A、runner;runB、run;runnerC、run;runningD、runner;running正确答案选项：参考答案：D解析考查名词和动名词。句意为：“他是个优秀的赛跑运动员，所以他擅长跑步。”runner为名词，意为“赛跑者”,不定冠词a后跟可数名词单数形式，所以第一空填runner。begoodatdoingsth.意为“擅长做某事”,介词at后用动名词形式running。故选D。2、ItisalreadyApril,butitisstill_______inthenorthofChina

(1分)A、warmB、coldC、rainyD、hot正确答案选项：参考答案：B解析句意：已经是四月了，但是在中国北方还是______。根据语义在四月时中国北方仍然很冷，所以选B3、OnlyonSundays（）watchTV.(1分)A、hecanB、canheC、hedoesD、didhe正确答案选项：参考答案：B4、Thisisoneof（）robotsIhaveeverseen.(1分)A、moreintelligentB、themostintelligentC、muchmoreintelligentD、intelligent正确答案选项：参考答案：B解析考查形容词的最高级。句意为：“这是我曾经见过的最聪明的机器人之一。”oneof+the+形容词的最高级+名词复数形式，表示“最……之一”。故选B。5、Frederick（）enteredthefinalcompetitionlastmonth.Hishobbyhasbroughthim(1分)A、successful;successB、successful;successfullyC、successfully;successD、successfully;successful正确答案选项：参考答案：C解析考查副词和名词。句意为：“Frederick上个月成功地进入了决赛，他的爱好使他成功了。”successfully为副词，意为“成功地”,success为名词，意为“成功”。修饰动词entered要用副词successfully;动词brought的宾语要用名词success。故选C,6、－Whatwilltoday’stalkbeabout?－Inthelecture______,theprofessorwilltellussomethingaboutmodernEnglishusage.

(1分)A、followingB、followedC、tofollowD、tobefollowed正确答案选项：参考答案：C解析考查非谓语动词。根据句意可知，讲座还未举行，故用不定式。句意：——今天的讲座会是什么？——在接下来的讲座里，教授将告诉我们一些关于现代英语的用法。故C正确。考点：考查非谓语动词7、材料Computer

programmer

David

Jones

earns(gets)£35,000ayear,designingnewcomputergames,yethecannotfindabankpreparedtolethimhaveachequecard.

（1）,hehasbeentoldtowait（2）twoyears,untilheis18.

The16-year-oldboyworksforasmall（3）inLiverpool,（4）theproblemofmostyoungpeopleofhisageisfindingajob.David'scompanyreleases(发行)twonewgamesfortheexpanding(扩展)homecomputermarketeachmonth.

ButDavid'sbiggestheadacheiswhattodo（5）hismoney.（6）hissalary,gotbyinvesting(投资)newprogramswithin（7）schedules，withbonus(奖金)paymentsandprofit-sharing(分红)，hecannotdriveacar，orobtaincreditcards.

DavidgothisjobwiththeLiverpool-basedcompanyfourmonthsago.“Igotthejobbecausethepeoplewho（8）thecompanyknewIhadalreadywrittensome

（9）,”hesaid.

“Isuppose£35，000soundsalotbutactuallythat'sbeingpessimistic(悲观的).Ihopeitwill（10）tomorethanthatthisyear.”Hespendssomeofhismoney

（11）recordsandclothes,andgiveshismother£20aweek.Butmostofhissparetimeisspentonworking.“（12）,computingwasnotpartofmystudiesat（13）,”hesaid,“ButIhadbeenstudyingitinbooksandmagazinesforfouryearsinmysparetime.IknewwhatIwantedtodoandnever（14）stayingonatschool.Mostpeopleinthisbusinessarefairlyyoung,anyway.”

Davidadded,“IwouldliketoearnamillionandIthinkearlyretirementisapossibility.Youneverknowwhenthemarket（15）disappear.”

第(8)选（）(1分)A、run

B、treat

C、create

D、master正确答案选项：参考答案：A8、材料IfyouarelearningEnglishbecauseyou'regoingtotravelinEnglandandwishtobe（1）there,don'ttrytospeakEnglishperfectly,（2）ifyoudoso,noonewillunderstandyou.InLondonninety-nineineveryhundredpeoplespeak（3）English.Youmaysaythat（4）theydon'tspeakEnglishwellthemselves,theycan（5）understanditwhenitiswellspoken.They（6）whenthespeakerisEnglish.Butwhenthespeakerisa（7）,thebetterhespeaks,the（8）itistounderstandhim.

Noforeignercan（9）stressthesyllables(音节)andmakethetone（10）andfallinquestionand（11）exactlyasa（12）does.（13）thefirstthingyouhavetodoistospeakwithastrong（14）accent,andspeakbroken,thatis,Englishwithoutany（15）.TheneveryEnglishpersonyou（16）willatonceknowyouareaforeigner,andtrytounder-standyouandbereadyto（17）you.Hewillnot（18）youtobepoliteandusegram-maticalphrases.Hewillbe（19）byhisclevernessinmakingoutyour（20）andbeingabletotellwhatyouwanttoknow.第1空填（）。(1分)A、settledB、heardC、understoodD、known正确答案选项：参考答案：C解析【主旨大意】本文主要讲述去英国旅游时，你不必说很好的英语，只要能表达自己的意思就行，因为英国人也不说很标准的英语，即使你的英语不是说得很好，他们也会明白你的意思。考查动词词义辨析。settled意为“定居”;heard意为“听见”;understood意为“明白”;known意为“知道”。去英国旅游，当然希望当地人能听明白自己的话。故选C。9、Don'tbeneryous.Please（）deep（）,andthenanswermyquestions.(1分)A、takea;breatheB、takea;breathC、breathe;breathD、blow;breath正确答案选项：参考答案：B解析考查名词。句意为：“不要紧张。请做深呼吸，然后回答我的问题。”breath为名词，意为“呼吸”,短语takeadeepbreath意为“做深呼吸”,所以排除C和D;breathe为动词，意为“呼吸”,所以排除A故选B。10、—DriversinEnglanddrivecarsontheleftoftheroads.—（）(1分)A、SoAustraliandriversareB、SoareAustraliandriversC、SodoAustraliandriversD、SoAustraliandriversdo正确答案选项：参考答案：C解析考查倒装句。句意为：“——在英国司机靠左边开车。——澳大利亚的司机也是这样的。”英语中，表示前者所说的情况也适合后者，表肯定，用句型“So+be/助动词/情态动词+主语”。根据“DriversinEnglanddrivecarsontheleftoftheruads”可知该句为肯定句，所以应用so引导的倒装句，且上句的谓语动词为一般现在时的实义动词，所以下句的助动词应为do。故选C。11、AllbutJohn（）thatfilmbefore、(1分)A、hasseenB、haveseenC、mustseeD、hadseen正确答案选项：参考答案：B12、—Teenagersshoulddosocialworkfortheircommunity.—（）,Socialworkisgoodforthem.(1分)A、Yes,pleaseB、IagreeC、No,theyshouldn'tD、That'sallright正确答案选项：参考答案：B解析考查情景交际。句意为：“——青少年应该为社区做一些社会工作。——我同意，社会工作对他们有好处。”Yes,please意为“好的，请”;Iagree意为“我同意”;No,theyshouldn't意为“不，他们不应该”;That'sallright意为“没关系”。根据“Socialworkisgoodforthem.”可知，回答者表达了对提问者的赞同。故选B。13、Comequickly,________youcangetthesetickets.

(1分)A、orB、andC、alsoD、too正确答案选项：参考答案：B解析赶快，你可以买到这个票，表示并列，所以用and14、材料Itookmysontoapopularrestaurantforalunchtimetreat.Anditseemseveryoneelsehadthesame（1）.Theplacewasfullof（2）!Idrovearoundthesmallparkinglotfor10minutes（3）aspot.FinallyI（4）one.AladywasreturningtohercarsoI（5）herandwaitedpatiently.AsIdidthisIlookedinmyrearvisionmirror(后视镜)and（6）ayoungmanquicklypullupbehindme.Assoonashesawmyindicator(转向灯)onforthespot,heseemedvery（7）andbeganhittinghissteeringwheel(方向盘).Iknewthiswasn'tdirectedatmebutatthedisappointmentthathehad（8）aspot.Ifelthis（9）.Itoohadbeen（10）theplaceforages.

AstheladyleftI1somethingthatsurprisedevenme.Iturnedoffmyindicatoranddrovestraightpast.Ilettheman（12）thespot.

Themanbehindmewas（13）,unsurewhattodo.（14）Iloweredmywindowandgavehima(n)（15）totakeit,callingoutatthesametime“It'syours.”

I（16）drivingfurtherdowntheroadtoanothercarpark,wherealthoughIhadtowalkquiteabitfurther,Iwas（17）Icould.Perhapsthemancouldn'twalkeasilyashis（18）wasn'tasgoodasmine?Iwill（19）know.ButIknewthespot（20）moretohimthanitdidtome,whenIsawhimreactthewayhedid.第17空填（）。(1分)A、hopefulB、sorryC、thankfulD、afraid正确答案选项：参考答案：C解析考查形容词词义辨析。hopeful意为“有希望的”;sorry意为“抱歉的”;thankful意为“感谢的”;afraid意为“害怕的”。根据上文的“Ihadtowalkquiteabitfurther”和下文的“Perhapsthemancouldn'twalkeasily”可知，此处指虽然作者得走一段路，但作者很感激自己可以走路。故选C。15、—Icangetonwellwithmyparents.—（）,althoughI'mboredwithsomanyordersfromthem.(1分)A、SoIamB、SocanIC、SoIcanD、SoamI正确答案选项：参考答案：B解析考查倒装句。句意为：“——我能和我的父母相处融洽。——我也能，虽然我对他们的很多命令感到厌烦。”“So+be/助动词/情态动词+主语”,表示前面提出的某一肯定的情况也同样适应于后者。根据“althoughI'mboredwithsomanyordersfromthem.”可知，此处表示“我也能”,且由上一句的谓语动词can可知，so引导的倒装句也应用can。故选B。16、—YesterdayIreceivedaletterfromJohn.—Youdid?Ihearhe______forAmericanextyear.

(1分)A、leaveB、leavesC、leftD、isleaving正确答案选项：参考答案：D解析nextyear表示将要发生，所以根据时态应用一般将来时，be+ving形式，选D。17、材料Theartofpaper-cuttinginChinahasalonghistory,whichoriginated(起源于)fromthe6thcentury.Aspaperbecamecheaper,paper-cuttinghasbecomeoneofthemostimportanttypesofChinesefolkart.Later,thisartformspreadtootherpartsoftheworld,withdifferentareasadopting(采用)theirownculturalstyles.Becausethepapercutsareoftenusedtodecorate(装扮)doorsandwindows,theyaresometimesreferredtoas“windowflowers”.

Scissorsandknivesarethebasictoolstomakeapapercut,andthesubjectsaredifferentinfig-ures,suchasflowers,birds,characters,familiarfolkstoriesandfairytales.It'salsocommontoseesomeChinesecharactersonpapercuts.Themostfamouspaper-cuttingcharactersinChinesearewordsmeaning“lucky”and“doublehappiness”.Eventhesedays,Chinesepeoplelovetohangpa-per-cuttingofthesetwocharactersattheirdoors.

Chinesepapercutswereusedforsomepurposesinthepast.Theyhavebeenburiedwiththedead.Atthesametime,papercutshavespecialmeaningonfestivalsandholidays.

Papercutsaremadeinmanyareasthroughthecountry;ingeneral,thenorthernstyleisboldandfreewhilethesouthernisbeautifulandsmooth.

Peopleexpresswishesandhopeswithpapercuttings.Asanationalnon-materialcultureherit-age(遗产),paper-cuttingisreallywonderful.Whatdoyouthinkofthenorthernstyleandthesouthernstyle?(1分)A、Thesouthernstyleisboldandsmooth.B、Thenorthernstyleisfreeandbeautiful.C、Thenorthernstyleisfreeandsmooth.D、Thesouthernstyleisbeautifulandsmooth.正确答案选项：参考答案：D解析细节理解题。根据第四段“Papercutsaremadeinmanyareasthroughthecountry;ingeneral,thenorthernstyleisboldandfreewhilethesouthernisbeautifulandsmooth.”可知，全国各地都有剪纸，一般来说，北方的剪纸大胆而自由，南方的剪纸则美丽流畅。故选D。18、Theywouldn’tagreetosellthehousetousatthesameprice_____theyhadpromised,_____wasratherdisappointing.

(1分)A、which;asB、as;thatC、as;whichD、that;that正确答案选项：参考答案：C解析考查定语从句，第一个空as引导定语从句，因为先行词前面，有thesame.第二个空,which引导非限定性定语从句，代替前文的内容。句意：他们不愿以要他们答应的同样价格把房子买给我们，这让我们很失望。选C。19、Theheavyraincan'tkeepus________onapicnic．

(1分)A、forgoingB、fromgoingC、ongoingD、going正确答案选项：参考答案：B解析大雨不能阻止我们去野餐。keep...fromdoingsth.意为"阻止/防止……做某事"。20、---Doyouneedmorewaterinthebottle?---No，it's（）.(1分)A、alreadyenoughfullB、fullalreadyenoughC、fullenoughalreadyD、enoughalreadyfull正确答案选项：参考答案：C21、Don'tyouknow________?Whetherthey'relateorearly,lookingoutofthewindowwon'tbringthemhereanyquicker.

(1分)A、alittlepotissoonhotB、awatchedpotneverboilsC、cheerfulcompanyshortensthemilesD、forgiveandforget正确答案选项：参考答案：B解析

考查情景交际。Aalittlepotissoonhot量小易怒；Bawatchedpotneverboils心急吃不了热豆腐；Ccheerfulcompanyshortensthemiles旅有好旅伴，不觉行程远；Dforgiveandforget既往不咎；句意：难道你不知道心急吃不了热豆腐吗？无论他们早或晚，朝窗外看着并不能使他们快点到来。B项符合语境。考点：考查情景交际22、Judyisveryclever.Infact,Idoubtwhetheranyoneintheclasshas（）IQ.(1分)A、ahighB、thehigherC、ahigherD、thehighest正确答案选项：参考答案：C解析考查冠词。句意为：“Judy很聪明。事实上，我怀疑班里没有比她更高智商的人。”句中将Judy和anyoneintheclass进行比较，所以应用比较级；“a+比较级”表示泛指“一个更……的人或物”,“the+比较级”表示特指“那个更……”。故选C。23、

—I’vebeenworkingfortenhours.—________youlooktired.You’dbetterhavearest.

(1分)A、NoproblemB、NowonderC、NohurryD、Nomatter正确答案选项：参考答案：B解析解析:考查交际用语。句意：—我已经一直工作了十个小时了。—难怪你看起来很累。你最好休息一下。A.Noproblem没问题；B.Nowonder难怪；C.Nohurry不着急；D.Nomatter无论；根据句意可知连续长时间工作是导致后者看起来疲惫的原因，使用nowonder表示强调。故B项正确。24、—Listen,someone___inthenextroom

(1分)A、singsB、issingingC、sangD、hassung正确答案选项：参考答案：B解析句意:听,有人在隔壁唱歌。listen,快听,是现在进行时的标志,bedoing,故谓语是issinging,故选B"25、Eitheryouortheheadmaster（）theprizestothosegiftedstudentsatthemeeting.(1分)A、ishandingoutB、aretohandoutC、arehandingoutD、istohandout正确答案选项：参考答案：D26、Bytheendoflastterm,we（）onethousandEnglishwords.(1分)A、havelearnedB、haslearnedC、hadlearnedD、learned正确答案选项：参考答案：C27、材料BuddyisbeinglookedonasaheroonFridayafter（1）hisowner'slifeby

（2）thesleepingman（3）afire.ThecatgavesomeofhisownninelivestohisownerwhenafirestartedintheirhouseinTorontoonThursday.Thecat（4）onthemanandmoved（5）enoughtowakehimup.The75-year-oldman,wholiveswithBuddy,isbeingtreatedin（6）forburnstohisfaceandhands.“He's（7）ahero.（8）hehadn'twokenhimup,hecouldhave（9）thatfire,”saidKellyHand,whohasbeenlookingafterBuddyataTorontoanimalhospital.“Thisis

（10）foreat.Itwouldbemorelikelythatadogwoulddo（11）likethis.Buddy

（12）theanimalhospital（13）singedfurand（14）inblacksoot.Heisnowtakingsome（15）andwillbewellsoon,”saidHand.

第(2)选（）(1分)A、knocking

B、waking

C、hitting

D、pushing正确答案选项：参考答案：B28、Thisyear,thefamilywentcampingon________Day,June1st.

(1分)A、ChildB、Child’sC、ChildrenD、Children’s正确答案选项：参考答案：D解析句意：今年，全家在6月1日儿童节去露营。考查名词所有格。由语境可知，此处指“儿童节”，英文表达为“Children’sDay”。故选D。29、Thereare________starsinthesky,butyoucanonlyseeabout3,000________yourowneyes.

(1分)A、billions;byB、billionsof;byC、billions;withD、billionsof;with正确答案选项：参考答案：D解析天空中有数十亿颗星星，但你只能用你自己的眼睛看到大约3000颗星星。billionsof数十亿的30、--Excuseme,（）?--Justgostraightalongthisroadandit'llbeonyourright.(1分)A、CanyoutellmewhereistheRainbowsupermarketB、CouldyoutellmehowtogettotheRainbowsupermarketC、CanyoutellmehowshouldIgettotheRainbowsupermarketD、CanyoutellmewhereshouldIfindtheRainbowsupermarket正确答案选项：参考答案：B31、---Excuseme,couldyoutellmethetime,please?---Sorry,Idon’thaveawatchwithme.---___________

(1分)A、Thanksalot.B、Whatapity.C、I’msorrytohearthatD、Thanksallthesame正确答案选项：参考答案：D解析考查交际用语：AThanksalot多谢，BWhatapity真遗憾，C.I’msorrytohearthat听到这个消息很遗憾，DThanksanyway不管怎样，还是要谢谢你。句意：--对不起，能告诉我时间吗？--对不起，我没有表。尽管对方没能帮上忙，出于礼貌你应该说不过还是多谢了。选D。32、Thisisthefirsttimethatwe________afilminthecinematogetherasafamily.

(1分)A、seeB、hadseenC、sawD、haveseen正确答案选项：参考答案：D解析

考查固定句式的用法。句意：这是首次我们一家人在电影院一起看电影。It/Thisisthefirsttime＋that结构中，that从句通常用现在完成时；e.g.It’sthefirsttime(that)theboyhasspokentoaforeigner.这个男孩还是第一次同外国人说话。It’sthefirsttimethatshe’sseenanelephant．这是她第一次见到大象。故选D。33、IhopeIcandowell_________thistestandIwillbeproudofbecomingastudentofthiscollege.

(1分)A、inB、onC、ofD、for正确答案选项：参考答案：A解析well是修饰do的，而后面的inthistest是个短语，意为在考试中，我希望我能在这次考试中取得好成绩，我将为成为这所大学的一名学生而感到自豪。34、—Peterdidn’tcometothemeetingthismorning.—I_______himyesterday,butIwastoobusyandforgotit.

(1分)A、shouldtellB、shouldhavetoldC、hadtotellD、hadtold正确答案选项：参考答案：B解析本句句意：今天早晨彼得没来参加会议，昨天我应该早点告诉他，但是我太忙忘记了。本应该做某事，shouldhavedonesth.故选B35、—WhydoChinesepeoplelikered?

—Becausethecolorredisthe________ofgoodluckinChina

(1分)A、reasonB、hopeC、dreamD、symbol正确答案选项：参考答案：D解析句意：——为什么中国人喜欢红色？

——因为在中国，红色是好运的象征。考查名词。A.reason原因；B.hope希望；C.dream梦想；D.symbol象征。根据句中goodluck可知，红色是好运的象征。D选项符合句意，故选D。36、-Couldyouhelpmetidythegarden,Tony?-________,daddy.Susaniswaitingformetogotoschool.

(1分)A、ongratulationsB、Sorry,Ican'tC、NicetomeetyouD、Hereyouare正确答案选项：参考答案：B解析考查交际用语。句意：--你能帮我整理花园吗，托尼?--对不起，我不能，爸爸。苏珊在等我去上学。ACongratulations祝贺；BSorry,Ican't对不起，我不能；CNicetomeetyou见到你很高兴；DHereyouare给你。根据Susaniswaitingformetogotoschool.可知，托尼拒绝了爸爸的请求。故选B。37、ThebabyelephantisfromAfrica.She（）(1分)A、eatgrassB、eatsgrassC、eatgrassesD、eatsgrasses正确答案选项：参考答案：B解析考查主谓一致。句意为：“象宝宝来自非洲，她吃草。”主语为第三人称单数she,谓语动词用单数形式，所以排除A和C;grass为不可数名词，所以排除D。故选B。38、材料Justinknewtherewasonlyonewayoutofhisneighborhood—basketball.Sohe（1）hard,runningwiththeballlikethe（2）dogswerechasing(追逐)him.Hecoulddefeatanyoftheguysatthe（3）andhesawhiswayoutandheranforit.

OnedaywhenJustinwasplayingbasketball,he（4）hisrightkneebadly.Thedoctorsaidhemightneverplay（5）.Justinwasextremelysad.EverydayJustinjust（6）inbed,watchingTVandeatingpotatochips.Whenhe（7）likeaballoon,hissistercamehomefromtheuniversityonholiday,bringingexciting（8）ofafarawaylandcalledcollege.

Justinwas（9）bythedormstoriesandcampus（10）thatshetold,buthecould（11）believeanyofthem.Itwasasifsheweretellinghimaboutsome（12）landhighabovetheclouds.

Justinwasapretty（13）guy,buthissisterhadawayof（14）himtodothingsthatnobodyelsecould.Sowhileshewashomeduringthe（15）,theystudiedtogether,andtheytalked,andtheyworked,andJustinfelt（16）thanheeverhadbefore.

Afterspendingthose（17）withhissister,Justinrealizedthathedidn'twanttofeelbadforhimselfanymore,andhedidn'twanttoquit.Basketball（18）behisthing,butnowtherewasonly（19）.UsingthestudyskillsJustinhadacquiredfromhissister,hescored（20）ineveryexam.Theuniversitythatheappliedtoacceptedhim.第13空填（）。(1分)A、lazyB、stubbornC、regularD、wise正确答案选项：参考答案：B解析考查形容词词义辨析。lazy意为“懒惰的”;stubborn意为“固执的”;regular意为“经常的”;wise意为“明智的”。根据空格后的“buthissister…thatnobodyelsecould”可知，Justin是一个固执的人。故选B。39、Wouldyoulike（）thirdapple?(1分)A、aB、anC、/D、the正确答案选项：参考答案：A解析核心短语/词汇：wouldlike想要定冠词the与序数词连用表示顺序，不定冠词a/an与序数词连用表示“又一，再一”，根据句意“你还想要一个苹果吗？”判断，不选C/D；third第一个音素是辅音/θ/,所以用不定冠词a,应选：A。40、Shallwetake（）rest?(1分)A、afewminuteB、afewminute'sC、afewminutesD、afewminutes'正确答案选项：参考答案：D41、________iseasytoworkoutthemathsproblem.

(1分)A、ThisB、ThatC、ItD、Its正确答案选项：参考答案：C解析这道数学题很容易解出来。it为形式主语。42、-________didyougolastsummer?-IwenttoBeijing.Itwaswonderful.

(1分)A、WhatB、WhereC、WhoD、When正确答案选项：参考答案：B解析询问去哪里用where43、—________isaticketforthefilmHacker?—Aboutfortyyuan.

(1分)A、HowoldB、HowmanyC、HowmuchD、Howoften正确答案选项：参考答案：C解析-电影“黑客”的票多少钱？-大约四十元。根据答语Aboutfortyyuan.（大约四十元），说明一句是询问价格.询问价格要用howmuch，故本题答案为C44、Thehouseandthefurniture,togetherwithacar（）soldfor$200,000.(1分)A、wasB、wereC、haveD、has正确答案选项：参考答案：B45、材料Thinkaboutwhatyouliketowearontheweekend.

There’sagoodchancethatyouliketoputonapairofbluejeans.Atanymoment,abouthalfoftheworld’spopulationiswearingjeans.Butaccordingtoanewstudy,ourloveforjeansmaybebadforEarth.Denim（牛仔布）mightbeputtingsomeseaanimalsindanger.Everytimewewashourjeans,tinybitsofdenimwillflowoutofourwashingmachines,downintotheworld’srivers,lakesandoceans.Youmightwonder:Isn’tdenimmadeofcotton,anaturalmaterial?Howcanitbecomeadangertonature?Well,intheprocessofmakingjeans,denimistreatedwithmanytypesofman-madechemicals.Someimproveitsdurability（耐用性）andfeel;othersgivejeanstheirbluecolor.ScientistsstudiedtheGreatLakesinAmericaandtheArcticOceaninnorthernCanada.

Theyfounddenimwasteinallofthesamples（样本）theyhadcollected.

Itisfearedthattheharmfulchemicalsindenimhavespreadfarandwide.Scientistsaren’tyetsurehowthesechemicalsmightharmanimals.Inthestudy,thescientistsalsowashedjeanstoseehowmanybitsofdenimeachpairwoulddropperwash.Theanswerwasfrightening:Abou