Unit13We*retryingtosavetheearth!

單元測(cè)試

(測(cè)試時(shí)間：60分鐘測(cè)試總分：100分)

一、單項(xiàng)選擇(每小題2分，共20分)

()1.Theearth,theonlyhomeofisnowindanger.Everyoneintheworldshouldplaya

roleinsavingit.

A.yoursB.hersC.hisD.ours

()2.-Howmuchdidthisbookyou?

-About30dollars.

A.spendB.payC.takeD.cost

()3.Itsforthevillagerstodrinkthepollutedwater.

A.carefulB.helpfulC.usefulD.harmful

()4.Frankveryfat,butnowheisgettingthinnerandthinnerbytakingexercise.

A.usedtobeB.wasusedtobeC.gotusedtobeD.isusedtobeing

()5.-Don'tthewastepaper.Wecancollectandrecycleit.

-You'reright.Everyoneshouldbeagreenerperson.

A.blowawayB.putawayC.throwawayD.washaway

()6.-Willyoubuythehousenearthelake?

-No,Iwon't.It'stooexpensiveforme.IamafraidIcan'tit.

A.encourageB.affordC.sellD.remind

()7.Inourschoollibrarythereanumberofbooksonscienceandintheseyearsthe

numberofthemgrowinglargerandlarger.

A.are;isB.is;areC.have;areD.has;is

()8.-Jack,youlookmorehandsomeinanewshirttoday.

-Oh,really?Iitinacheapstorewithmymom.

A.buyB.willbuyC.boughtD.havebought

()9.-Yournewwatchissonice!Whendidyoubuyit?

-InOctober.Iitfortwomonths.

A.hadB.boughtC.havehadD.havebought

()10.Youspenttoomuchtimeonyourmobilephone.Youaresupposedtothetimeyou

spendonit.

A.cutoffB.cutdownC.cutupD.cutaway

二、完形填空(每小題2分，共20分)

Everyoneshoulddosomethingtoprotecttheenvironment.Howdowehelptosaveourearththis

week?Letmetellyou.

First,myfamilytrytosave1.Weneverleavethelightsonwhenleavingtherooms.Weturnoff

theTVwhen2iswatchingit.Mymomonlyusescoldwaterinthewashingmachine.

Second,wealsostartrecyclingthisweek.We3towriteonbothsidesofthepaper,notjustonone

side.Wealsoj^ourrubbishintodifferentbagsforbottles,cans,paperandfood.Mymomkeepstheplastic

shoppingbagsfromthesupermarkettousethemagainasrubbishbags.Thesearegreat5tohelp

protectourenvironment.

Third,myfamilyalsosavewater.Wenevertakelongbathsandhaveshortshowers6_.Wewashthe

toiletwithusedwater.MysisterandIdon't7thntaprunningwhenwebrushourteeth.

Atlast,mymomanddadbegintosavegas.Mymom8todriveustoschool,butnowmysisterand

Istartridingourbikestoschool.It'shardwork9goodexercise!Thisweekmydadandhisworkmates

(同事)alsostarttogotoworktogetherinone10andsharethecost.Thisalsohelpsreducegreenhouse

gases.

Thesearegreatwaystohelpprotectourenvironment.

)1.A.waterB.oilC.electricityD.food

)2.A.somebodyB.everybodyC.nobodyD.anybody

)3.A.wantB.keepC.refuseD.try

()4.A.divideB.checkC.buyD.change

()5.A.waysB.adviceC.informationD.news

()6.A.againB.insteadC.alreadyD.too

()7.A.leaveB.stopC.finishD.watch

()8.A.hopedB.beganC.usedD.needed

()9.A.orB.butC.forD.and

()10.A.carB.busC.subwayD.train

三、閱讀理解(A篇B篇每小題2分，C篇每小題3分，共35分)

A.根據(jù)短文內(nèi)容，選擇最佳答案。

I'msureyouallknowhowimportantrecyclingis.Recyclingisthewaythatyoucollectoldthings

andturnthemintonewthings.ltsoundslikemagic.Butit'sactuallyveryscientific.

Materials

Thefirstthingyouhavetodoistocollectitemsthatcanberecycled.Onlycertainmaterialscanbe

recycled.Theseincludethingsmadeoutofpaper,metal,glassandplastic.

Dailythings

Canyouthinkofeverydayitemsmadeofthesematerials?Sodacansareagoodexample.Theyare

madeoutofmetal.Magazinesandnewspapersaremadeoutofpaper.Soarecerealboxes.Somebottles

ofjuicearemadeoutofglass.Bagsandyogurtcontainers(容器)aremadeoutofplastic.Therearemany

thingsthatcanberecycled.

Theloop(環(huán)狀物品)

Thesethingsareusuallystampedwiththerecyclingloop.lthas3arrowsthatgoinatriangular(三

角形的)circle.Thisshowsthatcycle(循環(huán))continues.Itemsarethrownawaybutcontinuetheirlivesas

somethingelse.

Process

Let'sgobacktotheprocessofrecycling.

?Theitemsareputinarecyclingbin.

,Atruckcarriestheitemstoarecyclingplant.

,Thematerialsareseparatedandsquashedintosquarecubes.

,Companiesbuyandturnthemintonewproducts.

()1.Whatis"recyclingnaccordingtothepassage?

A.It'samagicperformance.Bit'sawayofburningoldthings.

C.It'sawaytomakeoldthingsuseful.D.It*sascientificresearch.

()2.Whichmaterialisnotmentionedinthepassage?

A.Rubber.B.Metal.C.Glass.D.Plastic.

()3.Youcanputyouroldthingsintoarecyclingbinexcept.

A.sodacansB.magazinesC.cerealboxesD.allbottles

()4.The"3arrows^showsthattheitems.

A.havesomevaluablestampsB.areinatriangularcircle

C.canberecycledandreusedD.canbethrownaway

()5.Thepassageismainlyabout.

A.recyclablematerialsB.recyclabledailythings

C.therecyclingprocessD.recyclinginascientificway

B.根據(jù)短文內(nèi)容，從短文后的選項(xiàng)中選出能填入空白處的最佳選項(xiàng)。選項(xiàng)中有一項(xiàng)為多余選項(xiàng)。

Globalwarmingisabigproblemthatwehavetostop.Oneofthebestthingswecandoistoplant

moretrees.TreescantakeinCO,intheairandstopglobalwarming.6..

AteamofscientistsatBostonUniversityhasbeenworkingwithNASAtostudytheearth'sgreen

vegetation(植被).TheyusedaspecialNASAcameraandfoundthatthegloballeafareahasincreased

by5percentsincetheearly2000s.7.That*saboutone-quarterofthesizeoftheentireAmazon

rainforest.

"ThegrowthmainlycamefromChina'sforestprotectionprograms,"NASAsaid.Forexample,since

1962,ChinahasbeenplantingtreesinSaihanba,HebeiProvince.ltwasonceadesert.8..

9.AntForest,afeatureintheAlipayapp,givesuserspointsfordoingeco-friendlythings

suchaswalkingandbeingpaperlessintheoffice.Userscanthenusethesepointstowaterandgrow

theirownvirtual（虛擬的）trees.Whenthevirtualtreesarebigenough,AntForestwillplantrealtrees

somewhereintheworld.10..

A.Morethan55milliontreeshavebeenplantedinthisway.

B.TheChinesepublichasalsojoinedintheseactivitiesrecently.

C.AndChinawasresponsiblefor25%ofthatgain,accordingtothestudy.

D.However,peopleherecanproducevegetableswithoutdifficultynow.

E.ButnowChinaturnedtheareaintothecountry'slargestman-madeforest.

F.Accordingtoanewsreport,Chinaisdoingagreatjobof"greening"theworld.

C.根據(jù)短文內(nèi)容，回答下列各題。

This12-year-oldGirlBuiltaRobottoFindPlasticsintheOcean

AnnaDuwaswalkingalongthebeachwhenshenoticedplasticsthere.Shereacheddowntopick

themup,andquicklyrealizeditseemedimpossibletocleanthemallup.

Du,12yearsoldatthetime,triedtosolvetheproblemlikeanygoodscientist-first,bydoinga

littleresearch.Thafshowshelearnedthatmilliontonsofplasticsendupintheoceanseveryyear.Then

shegottoworkbuildingsomethingtohelpsolvetheproblemsremote-operatedvehicle（遙控潛水器），

orROV.HerROVcanmovethroughwaterandfindplasticsontheoceanfloor.

“Shehasaverygoodengineeringsensetobreakdownaproblemlikethisandthengoafterit,"says

engineerCaseyMachado.

DusaysactuallygettingherROVtomovethroughwaterwellwasnoteasy.Shefailedmanytimes,but

shenevergaveuptryingandtesting.

Duthanksherparents,whoforyearshavetakenhertostudentoutreachactivities,forsupportingher

interestinscienceandengineering.Shesaysshehasbeenabletomeetstudentsandscientiststhere.

"IknowIwanttobeanengineerbecauseIlikebuildingthingstohelpsolveworldproblems,"says

Du,"ButI'mnotsurewhatkindofengineerIwanttobeyet."

11.WhatdidAnnaDunoticewhilewalkingalongthebeach?

12.HowoldwasDuwhenshedidalittleresearchtosolvetheproblem?

13.WhatcanDu'sROVdo?

14.WhydoesDuwanttobeanengineerinthefuture?

15.WhatmadeDusucceedinbuildingherROV?

四、書面表達(dá)（25分）

近年來，全球自然災(zāi)害頻發(fā)，極端天氣頻頻出現(xiàn)，2020年新冠肺炎幾乎在全球暴發(fā)，環(huán)境

惡化給全球帶來的危害正日益凸顯。盡管我國(guó)政府出臺(tái)了一系列環(huán)境保護(hù)方面的政策，采取了

很多措施，成效也很顯著，但是，我們還需要付出更多的努力。

地球是人類共同的家園，時(shí)代的一?；?，落在個(gè)人頭上就是一座山，沒有人能獨(dú)善其身。作為

一名中學(xué)生，應(yīng)該為環(huán)境保護(hù)做出哪些貢獻(xiàn)呢？假如你是李華，請(qǐng)以“Let，stryourbesttoprotect

theenvironment”為題，發(fā)出倡議，呼吁盡最大的努力保護(hù)環(huán)境！

提示：1.了解并讓更多的人知道環(huán)境保護(hù)的重要性；

2.在日常生活中節(jié)約用水，節(jié)約能源；

3.為了減少空氣污染，最好乘坐公交車、騎自行車或步行上學(xué)；

4.學(xué)會(huì)垃圾分類：少用塑料袋；

5.保護(hù)野生動(dòng)物，不食用野生動(dòng)物。

要求：必須包含所給提示，但可適當(dāng)發(fā)揮；全文字?jǐn)?shù)不少于90詞。

參考答案

、1-5DDDAC6-10BACCB

、1-5CCDAA6-10BACBA

6-10FCEBA

11.Pla