2021年河南中考英语第一次模拟考试试题附答案附加详细解析

2021年中考英语第一次模拟考试【河南卷】

英语

注意事项:

1.本试卷共8页，六个大题，满分120分，考试时间100分钟。

2.本试卷上不要答题，请按答题卡上注意事项的要求直接把答案填写在答题卡上。答在

试卷上的答案无效。

第I卷

一、听力理解（共三节，20小题，每小题1分，满分20分）

第一节

听下面五段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最

佳答案。每段对话读两遍。

1.Wherewillthemeetingbeheldtomorow?

A.Intheclassroom.B.Inthelibrary.C.Intheschooloffice.

2.Whattimewilltheapplepiebeready?

A.At4:15.B.At4:30.C.At4:45.

3.WhatdoesMissMillerdo?

A.Ateacher.B.Adoctor.C.Apolicewoman.

4.Whatdidthemandoovertheweekend?

A.Hewenttothebeach.B.Hewentcamping.C.HewenttothezOO.

5.Whatsubjectisn'tBillygoodat?

A.English.B.History.C.Math.

第二节

听下面儿段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个

选项中选出最佳答案。每段对话或独白读两遍。

听下面一.段对话，回答第6至第7两个小题。

6.Howmuchdoesthemanhavetopayfortheroom?

A.$12.50.B.$25,00.C.S37.50.

7.Whattimeisitnow?

A.8:45pm.B.8:3Opm.C.8:15pm.

听下面一段对话，回答第8至第9两个小题。

8.HowmanybothersdoesJefftravelwith?

A.One.B.Two.C.Three

9.WhatisJeff'swebsitelike?

A.Agameshow.B.Avideodiary.C.Afamilyhistory.

听下面一段独白，回答第10至第12三个小题。

10.WhenistheSeaWorldclosed?

A.InFebruary.B.InMarch.C.InSeptember.

11.Whatshouldyoudotogetagoodseatinthedolphinshow?

A.Bookticketsinadvance.B.Gothereonweekdays.C.Arrive15minutesearlier.

12.Whafsthepriceoftheticketsforanadultwithtwokids?

A.240yuan.B.320yuan.C.400yuan.

听下面一段对话，回答第13至第15三个小题。

13.Howlongdoesthewomanwalkthedogeveryday?

A.Abouthalfanhour.B.About40-50minutes.C.Aboutanhour.

14.Whendoesthewomanfeedthedog?

A.Inthemorning.B.Intheafternoon.C.Intheevening.

15.Howdoesthewoman'schildrenthinkofthedog?

A.Theyloveher.B.Theydislikeher.C.Theyfearher.

第三节

听下面一篇短文。按照你所听内容的先后顺序将下列图片排序。短文读两遍。

二、阅读理解（20小题，每小题2分，共40分）

EachyearonFeb.21,UNESCO（联合国教科文组织）holdsanInternationalMother

LanguageDay（IMLD）,Theeventistohelppeopletopayattentiontothedisappearanceofthe

world'slanguages:manyofthemarcdisappearingeachyear.UNESCOseesthisasaterriblefact.

Whathappenswhenalanguagediesout?Somethinggr.eatislost—notjustsoundsandmarks

butthewaythatpeopleunderstandtheworldandcommunicatewi.theachother.Wekeepdifferent

culturesandtraditionsthroughlanguages.Killalanguageand.allthesearekilledtoo.

INTERNATIONALThroughIMLD,moreandmorepeoplecometorealizetheterrible

MOTHIt

>19tMUATV20ltsituationandtrytostopit.Google5s2018Endangered（濒临灭绝的）

LanguagesProjectisagoodexample.Manyspeakersandprotectorsof

endangeredlanguagesupload（上传）texts,audiosandvideostothe

projectwebsite.Theywanttointroducethewaythatpeople

communicateandexpressthemselvesaroundtheworld.

TheMyaamiaProjectisthesamekindofefforttorevivethelanguagespokenbytheMiami

tribes（吉口落）oftheUnitedStates.Projectmembersworktoencouragepeopletostudyand

communicatewiththislanguage,whichdiedoutinthe1960s.

Theseactivitiesgivelifetothoseendangeredlanguages.Peoplewhoworktokeeplanguages

alivearenotlimitedtothepast.Manyyoungpeopledesignappsandusesocialmediatosupport

theiractivities.They“spreadtheword“tosavetheword.

So,whiletheproblemofdisappearinglanguagesremainsaveryseriousone,thereishope.

Weallhaveaspecialfeelingofourmotherlanguage.Thisiswhyweshouldrememberthewise

wordsoflatepresidentofSouthAfrica,NelsonMandela:"Ifyouta.lktoamaninalanguagehe

understands,thatgoestohishead.Ifyoutalktoamaninhisownlanguage,thatgoestohisheart.^^

（）21.UNESCOholdsIMLDeveryyearinordertohelppeopleto.

A.learnanduseendangeredlanguages

B.showtheirtalentsinlearninglanguages

C.practicereadingskillsofmotherlanguages

D.realizethesituationofendangeredlanguages

（）22.WhatdidpeopledoinGoogle's2018EndangeredLanguagesProject?

A.DiscusshowtomakegooduseofGoogle.

B.Offeronlinecoursesonendangeredlanguages.

C.Sharematerialsaboutendangeredlanguagesonline.

D.Translateendangeredlanguagesintomotherlanguages.

()23.Whatdoestheunderlinedword"revive”meaninParagraph(段落)4?

A.创造B.学习C.复活D.清除

()24.WhatcanweinferG隹断)fromParagraph5?

A.Itismoredifficulttoprotectendangeredlanguages.

B.Thedisappearanceoflanguageshasalreadystopped.

C.Youngpeopledon'tcareaboutendangeredlanguages.

D.Youngpeoplehavecreativewaystoprotectlanguages.

()25.ThewritermentionsNelsonMandela'swordsinorderto.

A.telltheimportanceofone'smotherlanguage

B.showhiscontributionstolanguageprotection

C.tellthetroubleinlearningendangeredlanguages

D.showthepossibilityofprotectingmotherlanguages

B

ShawneenMountainisaperfectplaceforskiing.Lifts(电梯)canhelptouristsgettothetop

ofthemountainin3minutes.Thefollowingisthepricetableofthelifttickets.

LIFTTICKETS

Night

WeekdayWeekend

Tourists(3p.m.to10

(opentoclose)(opentoclose)

p.m.)

Adult*(Ages19to60)$48$55$34

YoungMan*(Ages18&.under)$37$41$34

Child(46cmtall&.under)FREEFREEFREE

CollegeStudent

$38$49$34

[CollegeID(证件)needed]

Soldier(ActiveDutyIDneeded)$38$49$34

Elders*（Ages60to69）$38$49$34

SuperElders*（Ages70+）FREEFREEFREE

*proof（证明）ofageneeded

LiftHours

Monday—Friday:9a.m.-10p.m.

Weekend:8a.m.-10p.m.

ChristmasDay:Noon-5p.m.

26.ShawneenMountainisaperfectplacefor.

A.skiingB.walkingC.climbingD.riding

27.Ifachildof42cmtalltakestheliftwithhis18-year-oldbrotheronThursdaymorning,they

willpay.

A.$41B.$48C.$37D.$74

28.Asacollegestudent,youcanbuyaliftticketatalowerpriceifyoushowyour.

A.collegenameB.collegeID

C.phonenumberD.ActiveDutyID

29.TouriststaketheliftattothetopofthemountainonChristmasDay.

A.8a.m.B.4p.m.C.9a.m.D.10p.m.

30.WhichofthefollowingisTRUEaccordingtothepassage?

A.Ittakes3hourstogettothetopofShawneenMountainbylift.

B.Touristscan'ttaketheliftat9:30a.m.onSundaymorning.

C.Asoldiershouldn'tpay$55fortheticketatweekendswithhisActiveDutyID.

D.Peopleagedover70arealsowelcometoShawneenMountain.

C

TheGarbage（垃圾）ProjectstartedattheUniversityofArizonain1973.Sincethen,the

studentsandteachersinithavestudiedthemoderngarbageindifferentcities.

Tostudythegarbage,thestudentshadtotraveltolandfills（填埋场）,theplaceswherecities

bury（填埋）theirgarbage.Whilethestudentswerestudyingthegarbagetheyworespecialclothes.

Studentswereverycarefulwhentheyopenedbagsofgarbage.

Oneimportantthingthestudentshavelearnedfromstudyingthegarbageisthatthegarbage

inlandfillsdisappearsveryslowly.Thatwassurprisingtoboththestudentsandmanyscientists

whohadthoughtthatabout70%ofthegarbageinlandfillswoulddisappearquickly.Evenin

citieswhereitrainsalot,thestudentsfoundnewspapersfrom1948,40-year-oldhotdogs,and

vegetablesfrom1970.Andthestudentsalsofoundmanymoreemptybottlesofcolathanthey

expected.

Howtodisposeofourgarbagewelldependsonwhatkindofgarbageitis:regular（普通的）

garbage,dangerousmaterials,orrecyclablematerials,suchasnewspapersandglassbottles.

Regulargarbagegoestoregularlandfills.Dangerousmaterialsareharmfultopeople'shealthand

theenvironment.Theyshouldn'tgointoregularlandfills.

Homesarefullofdangerouswaste.Onekindofthedangerouswasteinhomesisbatteries.

Whenbatteriesareburieddirectly（直接地）inalandfill,theyoftenbreakopen.Thepoisoninside

themmovesthroughrainwatertothebottomofthelandfill.Thenitcanpollutethenaturalwater

intheground.

Anotherdangerouswastefromhomesismotoroil.Whenpeoplepouroldmotoroilonthe

groundorthrowitinthegarbage,itpollutestheenvironment.

Ourgarbageproblemisnotnew,butastheworld'spopulationcontinuestogrow,itwill

becomeabiggerandbiggerproblem.

31.TheGarbageProjectstartedattheUniversityofArizonain.

A.1973B.1970C.1948D.1940

32.Tostudythemodemgarbage,thestudentshadtodomanythingsexcept.

A.WearingspecialclothesB.travelingtolandfills

C.buryingthegarbagethemselvesD.openingbagsofgarbage

33.Theunderlinedwords"disposeof"inParagraph4means.

A.crashintoB.dealwithC.worryaboutD.putup

34.Fromthearticle,weknowoldmotoroil.

A.shouldgotoregularlandfills

B.isn'tharmfulgarbage

C.mustn'tbepouredontheground

D.neverpollutestheenvironment

35.WhichofthefollowingisTRUEaccordingtothepassage?

A.Thereareonlytwokindsofdangerouswasteinhomes.

B.Scientiststhoughtabout70%ofthegarbageinlandfillswoulddisappearslowly.

C.Thestudentsfoundemptybottlesofcolawerenotasmanyastheyexpected.

D.Batteriesoftenbreakopenwhentheyareburieddirectlyinalandfill.

D

Aproverbisashort,wellknownsayingthatexpressesacommontruthorbelief.Proverbsare

foundinmostculturesandareoftenveryold.

InAmericanhistory,BenjaminFranklinwasascientist,inventorandwriteraswellasa

leader,oftheAmericanRevolution.36.

Franklinwroteabookcalled“PoorRichard'sAlmanac”.37.Someofthemarestill

usedtoday,likethisone：”Earlytobeda.ndearlytorisemakesamanhealthy,wealthyandwise.”

Franklinisalsorememberedforotherproverbslike,44Apennysavedisapennyearned."38.

HereareotherexamplesofproverbsthatAmericansuse.Thefirstonesareaboutlove.Some

peoplesay,“Allisfairinloveandwar."Theymeanthatanythingyoudoinarelationshiporin

battleisacceptable.

39.Inotherwords,whenyouareinlovewithsomeone,youmayrefusetosee

anythingbadaboutthatperson.

Hereisanotherpopularsayingaboutlove：“Thewaytoaman'sheartisthroughhisstomach.”

Somepeoplebelievethatawomancanwinaman'sloveifsheprepareshisfavoritefoods.

“40."Thisproverbistrueinloveandwarorothersituations.Itmeansthatwhat

youdoismoreimportantthanwhatyousay.

Wehavetostophere,,sowemustsay,“Allgoodthingsmustcometoanend.,,

A.Actionsspeaklouderthanwords.

B.Anotherproverbsayst€Loveisblind.^^

C.Hewasalsofamousforhisproverbs.

D.Thismeansthatmoneyshouldnotbewasted.

E.Heincludedmanyproverbsthathehadheardorcreated.

36.37.38.39.40.

二、完形填空（15小题，每小题1分，共15分）

先通读短文，掌握其大意，然后从A、B、C、D四个选项中选出一个可以填入相应空白

处的最佳答案。

MrWuisanEnglishteacher.LastMondayatthebeginningofclass,he41askedhis

studentshowtheirweekendshadbeen.Onegirlsaidthatshehadspenta42weekend-she

hadherwisdomteethpulledoutandtheystillhurt."Whydoyoualwaysseemtobesohappy,Mr.

Wu?"sheasked.

Thegirl's43remindedMr.Wuofsomethinghehadreadsomewherebefore.

"Everymorningwhenyougetup,youhaveachoiceabouthowyouwanttogetclosetolife

thatday,"Mr.Wusaidwithasmile.UI44tobecheerful."

"Andtodayismyluckyday,"headded.

"45?“Thewholeclasswerecurious.

"Thismorning,I46toschoolasusual.Ionlyhadtogoanotherkilometerdown

theroadwhenmye-bikebrokedown...”

"Youre-bikebrokedownandifsyourluckyday?"Thestudentswere

47."Whatdoyoumean,Mr.Wu?"

”Mye-bikebrokedownaquarterbeforeclass,soI48itontheroadside,took

mybooks,andwalkeddowntheroad.Ittookmetenminutestoarriveatthe49Ilive

eightkilometersaway.Mye-bikecouldhavebrokendown50alongtheway.Butit

didn't.51,itbrokedownintheperfectplace—offthemainroad,withinwalking

distanceofhere.I'mstillabletoteachmyclass52I'llbeabletogetitrepairedafter

class.Ifmye-bikemustbreakdown53,itcouldn'tbearranged（安*非）inabetter

way.”

Thestudents9eyesopenedwide,andthentheysmiled.MrWusmiledback.Somehow,his

storyhad54them.Hewashappythattheyhadaperfectchancetoconsider55

inanewway.

41.A.proudlyB.cheerfullyC.seriouslyD.angrily

42.A.busyB.satisfyingC.terribleD.meaningful

43.A.questionB•suggestionC.decisionD.introduction

44.A.failB.hateC.seemD.choose

45.A.WhoB.WhenC.WhyD.How

46.A.walkedB.ranC.droveD.rode

47.A.surprisedB.boredC.impatientD.nervous

48.A.leftB.checkedC.repairedD.found

49.A.hospitalB.schoolC.parkD.bank

50.A.somewhereB.anywhereC.everywhereD.nowhere

51.A.HoweverB.AlsoC.InsteadD.Otherwise

52.A.andB.butC.soD.or

53.A.yesterdayB.theotherdayC.todayD.tomorrow

54.A.hurtB.touchedC.controlledD.worried

55.A.dreamB.purposeC.wishD.luck

第n卷

三、语篇填空（15小题，每小题1分，共15分）。

第一节阅读短文，从方框中选适当的词并用适当形式填空，使短文通顺、意思完整。

每空限填一词，每词限用一词。

Everyoneknowsthatsecond-handsmokeisasdangerousasfirst-handsmoke.Buthaveyou

56of"third-hand'1smoke?

Third-handsmokemeansthepollutionleftonthesurfaces（表面）ofthingsaround,57

furnitureorclothes.Whensomeonesmokesinaroom,poisonousparticles（粒子）intobacco（*21草）

smokelandonthesurfacesofthefurnitureorhisclothes,evenafterthecigarette（香烟）hasbeen

putout.Thiscancauseagreatdangertoyourfamily,58youngerchildren.

Babieshaveonlyjustlearnedtowalk.Theyaremorelikelytobeharmedbythird-hand

smoke.Thisis59theyareoftenclosetosurfacesofthings,suchasfloors,wallsandwhere

tobaccoparticlesremain.Whenthey60thesesurfaces,theygettheirhandspolluted.

So,itisnecessaryandimportanttosay6]tothird-handsmoke.Toachievethis,strict

62forforbidding（禁止）smokinginsidehomesshouldbecarvedout.Ifoneofyourfamily

memberssmokes,pleasemakesurehesmokes63thehouse.Gethimaspecialjacketandhat,

sooncehe64smoking,hewilltakethemoffbeforegettinginsidethehouse.Moreover,

makesurethatasmokerwasheshishandsandface,andchangeshisclothesbeforepickingupthe

baby.

Manytimes,youcannotseethesmokedoingharmtoyourchild,butitdoesn'tmeanheor

sheis65Giveupsmoking,orifthatisnotpossible,makesurethatyourlovedones,far

awayfromthird-handsmoke.

第二节阅读短文，根据语篇要求填空，使短文通顺、意思完整。每空限填一词。

CartoonisthemostpopularTVprogramthatattractsmanychildrenattheage3to10.It's

66thattheword“cartoon”camefromItalian.Itfirstreferredtothepicturebeforeatrue

drawingonthewall.Inthemid-19thcentury,itcameintoEnglish.67the1840s,ithasalso

cometomeananypicturethatishumorous,satirical（讽刺的）orshowinganopinion.Itusually

comesoutinanewspaperandmagazine,withor68ashorttext.Todaycartoonsarea_69

ofthedailylifeofmostpeople.Cartoonsnotonlyshowtheirlife,70alsohelpthemrelax.

66.67.68.69.70.

五、补全对话（5小题，每小题2分，共10分）。

阅读下面对话，在空白处填入恰当的内容。

A:Excuseme,haveyoubeenwaitinglong?

B:Abouttenminutes.

A:DoyouknowwhethertheNo.7bus71?

B:Notyet.Tmwaitingforthebusmyself.It'salsoalittlelate.A:Good,thanks.

B:YDUare72,areyou?

A:No,Tmastranger.FmfromGermany.B:Wow,yourEnglishisverygood.73A:Nine

months.

B:Justninemonths?That'sexcellent.

A:Thankyou,butthere'restillalotformetolearn.B:Howlongareyougoingtostayinthis

country?

A:Anothertwomonths.ThenI'llhaveto74Germanytostartwork.

B:MydaughterwenttoGermanyfivemonthsago.Sheisadoctor,youknow.A:Really?What

doesshethinkofGermany?

B:It'sbeautiful.Shelikesitverymuch.A:Oh,look!Herecomes75.

六、书面表达（20分）

假如你有机会和任何一个名人共进午餐。请根据以下要点和要求用英语写一篇短文。

1.要点：1）这个名人是谁；

2）你为什么想和他或她共进午餐；

3）你想和他或她谈论什么。

2.要求：1）文中不得出现真实姓名和学校名称;

2）词数80左右。

2021年中考英语第一次模拟考试【河南卷】

英语•参考答案

123456789101112131415

BCABCBCBBBCBBCA

161718192021222324252627282930

DCEBAACABDACBBD

313233343536373839404142434445

ACBCDCEDBABCADC

46474849505152535455

DAABBCACBD

56.【答案】heard

57.【答案】like

58.【答案】especially

59.【答案】because

60.【答案】touch

61.【答案】no

62.【答案】rules

63.【答案】outside

64.【答案】finished

65.【答案】safe

66.【答案】said

67.【答案】Since

68.【答案】without

69.【答案】part

70.【答案】but

71.【答案】hasgoneby/passedby

72.【答案】notalocal

73.【答案]HowlonghaveyoulearnedEnglish?

74.【答案】gobackto/returnto

75.【答案】thebus

六、书面表达（20分）

Onepossibleversion:

I'dliketohavelunchwithRenZhengfei,thefounderofthewell-knownChinesetech

companyHuawei.

Mr.Renisconsideredasagreatmanwhoalwayshaseverythingmappedoutahead.And

underhisleadership,Huaweihasbecomeahigh-techgiantworldwide.Overthelunch,Iwill

listentohissuccessstory.ThenIwillaskhimwhatisimportanttomakeithappen.Iftimepermits,

rilaskforhisadviceforusteenagerstoday.

Fmexpectingthislunchalready.

2021年中考英语第一次模拟考试【河南卷】

英语-答题卡

姓名：______________________________

贴条形码区

准考证号：IIIIIIIIIII

注意事项

I.答题前，考生先将自己的姓名，准考证号填写清楚，并认真核准

考生禁填：缺考标记r-i

条形码上的姓名、准考证号，在规定位置贴好条形码。

违纪标记r—I

2.选择题必须用2B铅笔填涂；非选择题必须用0.5mm黑色签字笔以上标志由监考人员用2B铅笔填涂

答题，不得用铅笔或圆珠笔答题：字体工整、笔迹清晰。

3.请按题号顺序在各题目的答题区域内作答，超出区域书写的答案

选择题填涂样例：

无效；在草稿纸、试题卷上答题无效。

正确填涂■

.保持卡面清洁，不要折叠、不要弄破。

4错误填涂[X][V][/]

第I卷（请用2B铅笔填涂）

l.[A][B][C][D]5.[A][B][C][D]9.[A][B][C][D]

2.[A][B][C][D]6.[A][B][C][D]1O.IA][BJ[C][D]

3.[A][B][C][D]7.[A][B][C][D]ll.[A][B][C][D]

44A][B][C][D]8.[A][B][C][D]12.[A][B][C][D]

13.[A][B][C][D]17.fA][B][C][D]21.[A][B][C][D]

14.[A][B][C]ID]18.[A][B][C][D]22.[A][B][C][D]

15.（A][B][C][D]19.[A][B][C][D]23.[A][B][C][D]

第n卷

三、语篇填空（15小题，每小题1分，共15分）。

第一节

56.57.58.

59.____________________60.___________________61.____________________

62.63.64.

65.

第二节

66.67.68.

69.70.

五、补全对话

71.72.73.

74.75.

六、书面表达

2021年中考英语第一次模拟考试【河南卷】

英语•全解全析

123456789101112131415

BCABCBCBBBCBBCA

161718192021222324252627282930

DCEBAACABDACBBD

313233343536373839404142434445

ACBCDCEDBABCADC

46474849505152535455

DAABBCACBD

一、听力理解（20小题，每小题1分，共20分）

1—5BCABC6—10BCBBB11—15CBBCA16—20DCEBA

二、阅读理解

A

21.【答案】A【解析】细节理解。根据文中"Thentheroselookedatacactus（仙人掌）andsaid,

"Lookatthatuglyplantfullofthorns（刺）！可知,起初，玫瑰认为仙人掌是丑陋的。故选A。

22.【答案】C【解析】细节理解。根据文中Springpassed,andtheweatherbecameveryhot.As

therewasnorain,theredrosebegantowilt（枯萎）.可知，因为没有雨。故选C。

23.【答案】A【解析】细节理解。根据文中Onedaytherosesawbirdsputtheirbeaks（喙）into

thecactusandthenflyaway.Theredroseaskedthepinetreewhatthebirdsweredoing.Thepine

treeexplainedthatthebirdsweregettingwaterfromthecactus.可知，鸟把嘴伸进仙人掌里取水。

故选Ao

24.【答案】B【解析】推理判断。根据文中Theredrosefelttooashamedtoaskforwaterfrom

thecactus.Butfinallyitdidaskforhelp.Thecactuskindlyagreed.可知，仙人掌善良地同意了，

说明它是善良的。故选B。

25.【答案】D【解析】主旨大意，通读整篇短文可知，这篇短文主要是最后红玫瑰意识到了

自己的错误。故选D。

B

26.【答案】A【解析】细节理解。根据文中ShawneenMountainisaperfectplaceforskiing.

可知，这里是说是滑雪的一个好地方。故选A。

27.【答案】C【解析】细节理解。根据文中Child（46cmtall&.under）Weekday（opentoclose）

FREE;YoungMan（Ages18&,under）Weekday（opentoclose）$37可知，42cm高的免费，18

岁的是37美元。故选C。

28.【答案】B【解析】细节理解根据文中CollegeStudent[CollegeID（证件）needed]可知，

大学生出示大学证件，比成年人价格低。故选B。

29.【答案】B【解析】推理判断。根据文中ChristmasDay:Noon-5P.m.可知,在圣诞节,

可以在4点乘电梯。故选B。

30.【答案】D【解析】推理判断。根据文中SuperElders*（Ages70+）FREE可知，70岁以上

的老人也欢迎去肖尼恩山。故选D。

C

31【答案】A【解析】细节理解。根据文中TheGarbage（垃圾）ProjectstartedattheUniversity

ofArizonain1973.可知，垃圾工程始于1973年的亚利桑那大学。故选A。

32.【答案】C【解析】细节理解。根据文中Tostudythegarbage,thestudentshadtotravelto

landfills（填埋场）,theplaceswherecitiesbury（填埋）theirgarbage.Whilethestudentswere

studyingthegarbagetheyworespecialclothes.Studentswereverycarefulwhentheyopenedbags

ofgarbage.可知，学生们必须穿特殊衣服；前