2024人教版八年级英语上册 Unit 4 单元素养测试卷（含答案）

人教版(2024)八年级上册英语Unit4单元素养测试卷

考试时间：90分钟满分：100分

一、单项选择(10小题，每题1分，共10分)

()1.—Whichanimalisthefastestlandrunnerintheworld?—The,itcanrunupto112km/h.

A.redwoodB.cheetahC.bambooD.moss

()2.Theplantgrowsinkarstareashasspecialleavestostorewater.

A.whoB.whatC.whichD.whose

()3.—Whydopandasmainlyeatbamboo?—Becauseit'seasyfbrthemanddigest.

A.findB.tofindC.findingD.found

()4.Redwoodsareamazingtreescanliveforover2,000years.

A.thatB.whoC.whomD.where

()5.—dogiraffeshavelongnecks?—Toreachtheleavesontalltrees.

A.WhenB.WhereC.WhyD.How

()6.Wcdestroythehabitatsofwildanimals.Theyneedsafehomestosurvive.

A.mustn'tB.can'tC.needn'tD.shouldn't

()7.Ihclittlebirdissittingonthebranchisararespeciesinourcity.

A.whatB.thatC.whomD.where

()8.—Howdoesthecactusliveinthedesert?—Itstorewaterinitsthickstem.

A.canB.mustC.shouldDneed

()9.Mycousinisinterestedinaboutamazingplantsaroundtheworld.

A.leamB.learnsC.learnedD.learning

()10.—Let'sjointhewildlifeprotectionclub!_!Iwanttoknowmoreabout

cheetahs.

A.SorryB.That'sboringC.SoundsgreatD.Nevermind

二、完形填空(2篇，共20分)

A篇（10小题，每题1分）

第1页共9页

TheMagicofBigBractHcmiboca

InthekarstforestsofGuizhou,there'saspecialplantcalledBigBractHemiboea.It'ssmall,only

halfametertall,butithasamazingsurvivalskills.Theplant11inrockcreviceswhere

waterisscarce.Toprotectitsyoungbuds,itgrowstwospecialbractsthatjointogethertoforma

"waterball”.

The"walerball”12nearly20mlofliquid,like“amnioticfluid''fbrthebuds.Thisliquid

keepsthebudscoolonhotdays-even3.6℃coolerthantheair13!Italsoprovides

nutrientslikecalciumandmagnesium.Whendroughtcomes,theliquidflowsbacktotheleaves

14theplantfromdlyingout.

Scientistssaythisspecialstructure15independentlymanytimesinnature,itshowshow

plants16toharshenvironments.Weshouldprotecttheseamazingplants,becausethey

17alotaboutnature'swisdom.Ifwedestroytheirhabitats,we18losethis

valuableknowledgeforever.Let'spromise19thesespecialplantsand20them

growinpeace.

()11.A.growsB.growC.grewD.growing

()12.A.holdB.holdsC.heldD.holding

()13.A.outsideB.insideC.besideD.near

()14.A.protectB.protectingC.toprotectD.protected

()15.A.evolveB.evolvedC.evolvesD.evolving

()16.A.adaptB.adoptC.changeD.turn

()17.A.teachB.learnC.giveD.show

()18.A.mustB.shouldC.willD.can

()19.A.saveB.savingC.tosaveD.saved

()20.A.letB.makeC.helpD.have

B篇(10小题，每题1分)

JaguarsandCattle:APeacefulSolution

InColombia'shotsavannah,jaguarsoftenattackcattle.Ranchersusedtohuntandkillthejaguars

toprotecttheircows.Butthismadethejaguars21endangered-onlyabout5,000arcleft

inthearea.

第2页共9页

AcharitycalledPanthcrahadasmartidea.Theysuggested22thepanic-proneZebucattle

withabraverbreed.Thesenewcowsdon'trunawaywhenjaguarscome.Instead,theystand

togetherinagroup,23theirhornstodefendthemselves.Fewjaguarsdare24such

astronggroup.

Theplanworkedwell.Ranchersnowlosefewercattle,andjaguarsarcsafertoo.Thissolution

25bothanimalsandhumans.Itteachesusthatwedon'thavetofightwithwildlife.

26weunderstandtheirhabits,wecanfindwaystoliveinharmony.

Weshouldrememberthateveryanimalplaysaroleinnature.Jaguarshelp27thenumber

ofotheranimalsinbalance.Protectingthemmeansprotectingthewholeecosystem.Nowmore

ranchersarejoiningtheprogram.They28(hatlivingwithwildlifeisbetter(hanfighting

againstit.Let'shopethiskindofpcaccfiilsolution29moreplacesaroundtheworld.After

all,savingwildanimals30savingourselves.

()21.A.becomeB.becomesC.becameD.becoming

()22.A.replaceB.replacingC.toreplaceD.replaced

()23.A.raiseB.raisingC.toraiseD.raised

()24.A.challengeB.challengingC.tochallengeD.challenged

()25.A.helpsB.helpswithC.helpsoutD.helpsfor

()26.A.IfB.WhenC.BecauseD.Though

()27.A.keepB.makeC.takeD.have

()28.A.realizeB.thinkC.believeD.hope

()29.A.reachesB.getsC.arrivesD.goes

()30.A.meanB.meansC.meantD.meaning

三、补全对话(5小题，每题1分，共5分)

根据对话内容，从方框中选择合适的句子补全对话。

A:HiLily!OurclassisgoingtovisitthebotanicalgardennextFriday.Wouldyouliketojoinus?

B:31I'vealwayswantedtoseetherareplantsthere.

A:Great!Thegardenhasmanyamazingplantsfromkarstareas.

B:32______

A:Weneedtofollowsomerules.Don'ttouchorpicktheplants-someareendangered.

第3页共9页

B:33______

A:Also,weshouldkeepquietandlakenotesifwewant.Theguidewilltellusabouttheir

sunivalskills.

B:34______

A:Wellmeetattheschoolgateat8:00a.m.Don'tbelate!

B:35rilbringmynotebookandcamera.

A:Perfect!Seeyouthen.

选项：

A.Whatelseshouldwcdo?

B.Sure,I'dloveto!

C.Iwon't.Ipromisetofollowalltherules.

D.Whenandwhereshallwcmeet?

E.Arethereanyspecialrulesweneedtofollow?

F.Howmanyplantscanweseethere?

G.Idon'tlikevisitinggardens.

四、阅读理解(6篇，共20题，每题2分，共40分)

A篇:RedwoodTrees—GiantsoftheForest

RedwoodsaresomeofthemostamazingtreesonEarth.Theycangrowupto115meterstall一

tallerthana30-storybuilding!Thesegiantscanliveforover2,000years.Theirthickbarkcanbe

upto30centimeterswide,whichhelpsprotectthemfromfires.

Redwoodsgrowincool,wetareasofNorthAmerica.Theyneedalotofrainandfogtosurvive.

Onespecialthingaboutredwoodsis(hat(heycangrownewtreesfromtheirroots.Thismeansa

singleredwoodcanformawholeforestofconnectedtrees.

Manyredwoodforestsarcnowprotectedinnationalparks.Peoplecomefromallovertheworldto

seetheseamazingplants.Wemustcontinue(oprotectthem,becausetheyarehometomanybirds

andanimals.

()36.Howtallcanredwoodsgrow?

A.Upto30meters.B.Upto115meters.

C.Upto200meters.D.Upto300meters.

第4页共9页

()37.Whathelpsredwoodssurvivefires?

A.Theirheight.B.Theirage.

C.Theirthickbark.D.Theirroots.

()38.Whyareredwoodforestsimportant?

A.Theybringalotofrain.B.Theyaregoodforbuilding.

C.Theyarehometowildlife.D.Theygrowveryfast.

B篇：Cheetahs—TheFastestLandAnimals

Cheetahsareamazingbigcatswithaspecialskill—speed!Theyare(hefastestlandanimals,able

torunupto112km/h.Theirbodiesarebuiltforspeed:longlegs,athinbody,andaflexiblespine.

Unlikeotherbigcats,cheetahscan'troar.Theymakechirpingsoundsinstead.Theyusuallyhunt

smallanimalslikegazelles.Cheetahshuntduringtheday,wailemostotherbigcatshuntatnight.

Thishelpsthemavoidcompetition.

Sadly,cheetahsareendangered.Theirhabitatsarebeingdestroyedbyhumans.Manyarealso

huntedillegally.Consenationgroupsareworkinghardtoprotectcheetahs.Theysetupprotected

areasandteachpeopleabouttheimportanceoftheseamazinganimals.

()39.Whatischeetahs'specialskill?

A.Roaringloudly.B.Climbingtrees.

C.Runningveryfast.D.Huntingatnight.

()40.Whendocheetahsusuallyhunt?

A.Inthemorning.B.Duringtheday.

C.Atnight.D.Intheevening.

()41.Whyarccheetahsendangered?

A.Theyhavenofood.B.Theirhabitatsaredestroyed.

C.Theyaretooslow.D.Theycan'tadapttotheenvironment.

()42.Whatareconservationgroupsdoingtoprotectcheetahs?

A.Huntingotherbigcats.B.Buildingmorecities.

C.Settingupprotectedareas.D.Sellingcheetahsaspets.

C篇：Moss—TinyPlantswithBigRoles

第5页共9页

Mossisasmall,greenplantthatgrowsindampplaces.Youcanfinditonrocks,trees,andthe

ground.Unlikemostplants,mossdoesn'thaveroots.Itabsorbswaterandnutrientsdirectly

throughitsleaves.

Mossplaysanimportantroleinnature.Ithelpspreventsoilerosionbyholdingsoiltogether.It

alsoprovidesfoodandshelterforsmallanimalslikesnailsandinsects.Whenmossdies,itturns

intosoilthathelpsotherplantsgrow.

Mossisveryadaptable.ItcangrowincoldplacesliketheArcticandhighmountains.Itdoesn't

needmuchsunlight,soilcanliveinshadedareas.Thistinyplantshowsusthatevensmallthings

canmakeabigdifferenceintheecosystem.

()43.Howdoesmossgetwaterandnutrients?

A.Throughitsroots.B.Throughitsleaves.

C.Throughitsflowers.D.Throughitsstems.

()44.Whatroledoesmossplayinnature?

A.Itcausessoilerosion.B.Itprovidesfoodforbiganimals.

C.Ithelpsotherplantsgrow.D.Itneedsalotofsunlight.

()45.Wherecanmossgrow?

A.Indrydeserts.B.IncoldArcticareas.

C.Insallyoceans.D.Inhotdeserts.

D篇：Bamboo—AUsefulandAmazingPlant

Bambooisapopularplantthatgrowsinmanypartsoftheworld.It'snotatree-It'satypeof

grass!Bamboogrowsveryfast.SomekindscangrowuptoImeterinasingleday.That'sfaster

thananyotherplantonEartli.

Bambooisveryusefulforhumans.Wcuseittomakefurniture,paper,andevenclothes.Insome

countries,peopleeatbambooshootsasadeliciousvegetable.Bambooisalsogoodforthe

environment.Itabsorbsalotofcarbondioxideandproducesoxygen.

Manyanimalsdependonbambootoo.Pandaseatalmostnothingbutbamboo-theycaneatupto

30kgaday!Otheranimalslikemonkeysandbirdsliveinbambooforests.Weneedtoprotect

bambooforests,becausetheyareimportantforbothhumansandwildlife.

()46.Whatkindofplantisbamboo?

A.Atree.B.Aflower.C.Agrass.D.Abush.

()47.Howfastcansomebamboogrow?

第6页共9页

A.UptoImeteraday.B.Upto10metersaday.

C.Up(oImeteraweek.D.Upto10metersamonth.

()48.Whatdopandaseatmainly?

A.Meat.B.Bamboo.C.Fruit.D.Insects.

()49.Whyisbamboogoodfortheenvironment?

A.Itproducesalotofcarbondioxide.B.Itabsorbscarbondioxide.

C.Itneedsalotofwater.D.Itgrowsindeserts.

E篇:ProtectingRhinos—SavingaGiant

Rhinosarelarge,amazinganimalswiththickskinandhornsTherearefivetypesofrhinosinthe

world,butallofthemareendangered.Themainreasonispoaching—hunterskillrhinosfortheir

horns,whicharesoldillegally.

Rhinohornsarcmadeofkeratin,thesamematerialashumannails.Butsomepeoplebelievethey

havemedicalvalue,whichisnottrue.Toprotectrhinos,manycountrieshavemadepoaching

illegal.Theyalsosetupprotectedareaswhererhinoscanlivesafely.

Conservationistsareusingnewmethodstoprotectrhinos.Someputtrackingdevicesonrhinosto

monitortheirmovements.Otherscutoffrhinos'hornssafelysopoacherswon'thuntthem.With

theseefforts,rhinonumbersareslowlyincreasing.Wemustkeepworkingtosavetheseamazing

animals.

()5().Whyarcrhinosendangered?

A.Theyhavenofood.B.Theyarchuntedfortheirhorns.

C.Theycan'tadapttotheenviromnent.D.Theyaretoobig.

()51.Whatarcrhinohornsmadeof?

A.Bone.B.Gold.C.Keratin.D.Wood.

()52.Whatdoconscn^ationistsdotoprotectrhinos?

A.Theysellrhinohorns.B.Theymoverhinostocities.

C.Theyputtrackingdevicesonrhinos.D.Theykillpoachers.

F篇:HumansandNature—LivinginHarmony

Natureisfullofamazingplantsandanimals.Buthumanactivitiesarehurtingmanyofthem.

Deforestationdestroysanimalhabitats.Pollutionmakesriversandoceansunsafeforfish.Climate

uliangccausestheicelunick,cndangciingpulaibcais.

第7页共9页

Wccandomanythingstoprotectnature.First,wecanplantmoretreestoreplacetheoneswecut

down.Second,weshouldreduceplasticuse,becauseplasticharmsoceananimals.Third,wecan

supportconservationgroupsbydonatingmoneyorvolunteering.

Everysmallactioncounts.Ifwestoplittering,savewater,andrespectwildlife,wecanhelp

protectamazingplantsandanimals.Remember,wesharetheEarthwiththesecreatures.

Protectingthemisprotectingourselvesandourfuture.

53.Whatarethethreatstoplantsandanimalsmentionedinthetext?

54.Whatcanwedotoprotectnatureaccordingtothetext?

55.Whyisitimporlanltoprotectplantsandanimals?

五、单词拼写（5小题，每题1分，共5分）

根据首字母及汉语提示，完成下列单词的拼写，使句意明确，语言通顺。

56.Pandasmai