新教材2021春高中英语人教版（2019）必修第三册基础测评：UNIT 4 SPACE EPLORATION 单元素养评估卷

单元素养评估卷（四）

时间:100分钟分数:120分

第一部分阅读（共两节，满分50分）

第一节（共15小题;每小题2.5分，满分37.5分）

阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选

项。

A

I'dliketoshare4ofmyfavouriteblogswithyoutoday.I'mguessing

youknowaboutsome,butI'mhopingtheremightbeafewnewtreasures

foryoutodiscover.

DesignforMankind

AlifestyleblogbyErinLoechner,filledwithbeautifullywritten

articlesoneverythingfromdesigntoparenting,

tomarriage,towork,totravelandmore.AndIhavecompletelyenjoyed

theblogforsixyears.

ACupofJo

AlifestyleblogbyJoannaGoddard,fulloffreetopics,questionsand

regularpostsoneverythingfromfood,design,travel,relationshipsto

motherhood.Thisisanothersix-yearreadforme.

Enjoyit

AlifestyleandDIYblogbyEliseBlahaCripe,fullofgreatideasfor

allthingsDIY（memory-keeping,homedecoration,photography,

gardening...).IhavebeenfollowingElise'sblogsincetenyearsago.

Cupcakes&Cashmere

AlifestyleandfashionblogbyEmilySchuman,fullofallsortsof

greatpostsoneverythingfromfashion,todecoration,torecipes,towork,

toattitudestowardslife.Ihadalwaysheardpeopletalkaboutthisblog,but

didn'tstartfollowingregularlyuntilayearortwoago.

1.Whichblogwillinterestafashionfollower?

A.DesignforMankind.B.ACupofJo.

C.Enjoyit.D.Cupcakes&Cashmere.

解析：细节理解题。由Cupcakes&Cashmere中的"AIifestyleand

fashionblogbyEmilySchuman”可知，Cupcakes&Cashmere是由

EmilySchuman所写的关于生活方式和时尚的博客。所以时尚跟随者

会对Cupcakes&Cashmere感兴趣。

答案:D

2.Whatdothefourblogshaveincommon?

A.DIY.B.Travel.

C.Lifestyle.D.Fashion.

解析：细节理解题。由DesignforMankind中的"AIifestyIeblog",A

CupofJo中的“AIifestyIeblogw,Enjoyit中的"AIifestyIeand

DIYblog'",Cupcakes&Cashmere中的"AIifestyIeandfashionbIogw

可知，这四个博客的共同点是它们的内容都是关于生活方式的。

答案:C

3.Whydoestheauthorwritethetext?

A.Tosharesomegoodblogs.

B.Toshowhowtostartablog.

C.Toprovethevalueofblogs.

D.Tomakemoneythroughblogs.

解析：主旨大意题。根据第一段“「dIiketoshare4ofmyfavourite

blogswithyoutoday.”以及下文对四个博客的具体介绍可以判断出，

作者写这篇文章是想与读者分享一些好的博客。

答案:A

B

Ahomescienceexperimentrecentlytooktheworldbystorm.Two

teensfromToronto,inCanada,sentaLegomanrisingaboveEarthand

capturedtheirtinyastronaut'striponfilm.

MathewHoandAsadMuhammad,both17,usedaweatherballoonto

launchtheirplasticLegomodel16milesaboveEarth.Thisisinsideapart

ofEarth'satmosphere.

Thetwoteenswereinspiredbyasimilarprojectperformedby

studentsattheMassachusettsInstituteofTechnology(MIT).TheMIT

studentshadlaunchedaweatherballoonwithacameraintonearspaceand

takenmanyunusualimagesofEarth.MathewandAsadthenspentfour

monthsfiguringouthowtolaunchtheirownspacecraftintospace.

TravellingtospaceisexpensiveforNASA,butMathewandAsad

workedhardtokeeptheircostsdown.Theyboughtmuchoftheir

equipmentusedandevensewedtheLegoman'sparachute(降落伞)by

hand.Intotal,theprojectcostonly$400.

“Wehadalotofanxietyonlaunchdaybecausetherewerehighwinds

whenweweregoingup,“Mathewtoldreporters.Theyhadtopumpextra

helium(M)intotheballoonsothatitwouldrisequicklyandavoidbeing

blowntoofaroffcoursebythestrongwinds.

Thetoyastronaut'sjourneylasted97minutesbeforetheballoonbroke

andhefellbacktoEarth.MathewandAsadthenspenttwoweekends

lookingfortheirspacecraft.Ithadlanded76milesawayfromthelaunch

site.

Thestudentscientistsarecurrentlyfinishinguptheirfinalyearofhigh

schoolandapplyingforcolleges.Theyarealsolookingintomore

do-it-yourselfspaceprojects.

“Iguesstheskyisnotreallythelimitanymore,"Mathewtold

reporters."Weneverknewwe'dgetthisfar.Ifsbeenalessonforusthat

hardworkpays

4.Bysaying“tooktheworldbystorm^^inthefirstparagraph,thewriter

meanttheexperiment.

A.destroyedtheworldB.floodedtheworld

C.fascinatedtheworldD.managedtheworld

解析：推理判断题。根据第一段的第二句"TwoteensfromToronto,

Canada,sentaLegomanrisingaboveEarthandcapturedtheir

tinyastronaufstriponfiIm.”可知两个青少年把一个玩具乐高人

送入了太空，并把过程拍了下来，因此作者想要表达的是这个试验吸引

了世人的目光。

答案:C

5.WhichofthefollowingaboutthestudentsattheMassachusettsInstitute

ofTechnology(MIT)isright?

A.TheywereexamplestoMathewHoandAsadMuhammad.

B.TheyhelpedMathewHoandAsadMuhammadtoachievetheirdream.

C.TheylaunchedtheweatherballoontogetherwithMathewHoandAsad

Muhammad.

D.TheystudiedwithMathewHoandAsadMuhammadinthesameschool.

解析：细节理解题。根据第三段的第一句"Thetwoteenswere

inspiredbyasimilarprojectperformedbystudentsatthe

MassachusettsInstituteofTechnology(MIT).”可知选A。

答案:A

6.HowdidMathewandAsadkeeptheircostsdown?

A.Bysewingtheweatherballoonthemselves.

B.ByborrowingspacecraftfromtheMITstudents.

C.Bymakingtheirspacecraftbyhand.

D.Byusingsecond-handequipment.

解析：细节理解题。根据第四段的第二句"Theyboughtmuchoftheir

equipmentusedandevensewedtheLegoman'sparachutebyhand."

可知他们使用二手的设备来节省费用。

答案:D

7.WhatproblemsdidMathewandAsadhaveonlaunchday?

A.Theyranoutofhelium.

B.Thewindwastoostrong.

C.Theballoonsuddenlybroke.

D.Theirspacecraftwasblownaway.

解析：细节理解题。根据第五段中的州ehadalotofanxietyon

launchdaybecausetherewerehighwindswhenweweregoingup”

可知，在他们进行发射的那天遇到的问题是大风。

答案:B

C

Despitewhatsomanypeoplewouldlovetobelieve,NASAhasn't

discoveredanyevidenceofpastorpresentintelligentlifeonMars.

Therefore,whentheCuriosityrover（好奇号探测器）foundsomething

suspiciousontheRedPlanet'ssurface,theywerenotonlysurprisedbut

alsoalittlebitworried.

Thethinfragment（碎片）wassuspiciousenoughtoguaranteeitsown

name,withNASA'sCuriosityroverteamcallingitthe“PettegrovePoint

ForeignObjectDebris,,,namedforwhereitwasdiscovered.Withnoidea

whatitwasorwhereitcamefrom,therover'shandlersbegantoworrythat

itmightactuallybeapieceoftheroveritself,suggestingsomeunseen

damageorotherissueswiththerobot.Thankfully,thoseconcernsseemto

havebeenunfounded.

InanewupdatefromNASAtheobjecthasnowbeenidentifiedasa

naturalpieceofrockratherthanapieceofanyman-madecraftorvehicle.

TheteamanalysedtheunusualobjectwithatoolcalledtheChemCam

RMI.Theinstrumentusesalaser(激光器)tosniffoutthemakeupof

anythingthatispointedat,andtheresultsforthisparticularpieceofdebris

revealedthatit'sactuallyjustaverythinpieceofrock.

NASAdescribestheinspection:Theplanningdaybeganwithan

interestingresultfromthepreviousplan'sChemCamRMIanalysisofa

targetthatwasreferredtoasthe“PettegrovePointForeignObject

Debris,,(PPFOD),andsupposedtobeapieceofspacecraftdebris.Infactit

wasfoundtobeaverythinsliceofrock,sowecanallresteasytonight.

Curiosityhasnotbeguntosheditsskin!

Howthisparticularlythinsliverofrockgottowhereitis—andwhyit

seemstobeadifferentcolourthanthesurroundingsandand

debris—remainsunexplained,butatleasttheroverisn'tfallingapart.

8.WhatattitudedidNASAholdtowardsthenewlyfoundthinfragment?

A.Positiveandexcited.B.Surprisedanddelighted.

C.Interestedanddoubtful.D.Amazedandworried.

解析：细节理解题。根据第一段中的"Therefore,whentheCuriosity

roverfoundsomethingsuspiciousontheRedPlanet'ssurface,

theywerenotonlysurprisedbutalsoaIittIebitworried."

可知，美国宇航局对新发现的可疑物感到惊讶且担忧。

答案:D

9.Whatisthe"PettegrovePointForeignObjectDebris^^namedfor?

A.Itsfinder.B.Itslocation.

C.Itsresearcher.D.Itsshape.

解析：细节理解题。根据第二段中“withNASA'sCuriosityroverteam

callingitthe/PettegrovePointForeignObjectDebris*,named

forwhereitwasdiscovered.”可知，PettegrovePoint异物碎片以

发现它的位置而命名。

答案:B

10.Accordingtothepassage,whichofthefollowingisright?

A.Mostpeoplebelievethereisn'tanyintelligentlifeonMars.

B.Therecentconcernsconnectedwiththethinfragmenthavenotbeen

discovered.

C.AccordingtoNASA,theobjectfoundrecentlywasapieceofman-made

craftorvehicle.

D.Theobjectoncemakingmanypeopleworriedhasthesamecolourwith

thesurroundingsand.

解析：细节理解题。根据第二段州ithnoideawhatitwasorwhere

itcamefrom,therover'shandlersbegantoworrythatitmight

actuallybeapieceoftheroveritself,suggestingsomeunseen

damageorotherissueswiththerobot.Thankfully,those

concernsseemtohavebeenunfounded.”（由于不知道它是什么，也

不知道它是从哪里来的，火星车的操纵者开始担心它可能是火星车本

身的一部分，暗示着机器人有一些看不见的损坏或其他问题。谢天谢地,

这些担忧似乎没有依据。），可知与薄碎片有关的担忧似乎没有依据。

答案:B

11.Inwhichpartofanewspapercanyoureadthepassage?

A.Travelling.B.Sports.

C.Science.D.Food.

解析：推理判断题。文章介绍了美国好奇号探测器在火星表面发现了

可疑的碎片，还介绍了美国宇航局对它进行了分析和研究，证明碎片只

是一片很薄的岩石。因此推断你能在报纸的科学版读到这篇文章。

答案:C

D

StevenSteinlikestofollowgarbagetrucks.Hisstrangehabitmakes

sensewhenyouconsiderthathe'sanenvironmentalscientistwhostudies

howtoreducegarbage,includingthingsthatfalloffgarbagetrucksasthey

drivedowntheroad.WhatisevenmoreinterestingisthatoneofStein's

jobsisdefendinganindustrybehindtheplasticshoppingbag.

Americansusemorethan100billionthinplasticbagseveryyear.So

manyendupintreebranchesoralonghighwaysthatagrowingnumberof

citiesdonotallowthematcheckouts^攵4艮台）.Thebagsarenotallowedin

some90citiesinCalifornia,includingLosAngeles.Eyeingthese

headwinds,plastic-bagmakersarehiring（聘请）scientistslikeSteinto

makethecasethattheirproductsarenotasbadfortheplanetasmost

peopleassume.

Amongthebagmakers'arguments:manycitieswithbans（禁令）still

allowshopperstopurchasepaperbags,whichareeasilyrecycledbut

requiremoreenergytoproduceandtransport.Andwhileplasticbagsmay

beuglytolookat,theyrepresentasmallpercentageofallgarbageonthe

groundtoday.

Theindustryhasalsotakenaimattheproductthathasappearedasits

replacement:reusableshoppingbags.Thestrongerareusablebagis,the

longeritslifeandthemoreplasticbaguseitcancelsout.However,

longer-lastingreusablebagsoftenrequiremoreenergytomake.Onestudy

foundthatacottonbagmustbeusedatleast131timestobebetterforthe

planetthantheplasticone.

Environmentalistsdon'tdoubtthesepoints.Theyhopepaperbagswill

bebannedsomedaytooandwantshopperstousethesamereusablebags

foryears.

12.WhathasStevenSteinbeenhiredtodo?

A.Helpincreasemarketsales.

B.Recyclethewastes.

C.Stopthingsfallingofftrucks.

D.Arguefortheuseofplasticbags.

解析：细节理解题。根据第一段中的"oneofStein'sjobsis

defendinganindustrybehindtheplasticshoppingbag”和第二

段中的"plastic-bagmakersarehiringscientistsIikeSteinto

makethecasethattheirproductsarenotasbadfortheplanet

asmostpeopIeassume”可知，塑料袋生产商雇用Stein等科学家是为

了证明他们的产品并不像大多数人想象的那样对地球有害。

答案:D

13.Whatdoestheword“headwinds“inparagraph2referto?

A.Effectsofcitydevelopment.

B.Bansonplasticbags.

C.Headachescausedbygarbage.

D.Plasticbagshungintrees.

解析：词义猜测题。上文介绍了在加利福尼亚的许多城市塑料袋被禁

用，看到这种现状，塑料袋生产商雇用StevenStein等科学家是为了证

明他们的产品并不像大多数人想象的那样对地球有害。headwinds“逆

风”,此处指“塑料袋被禁用的现状”。

答案:B

14.Whatisadisadvantageofreusablebagsaccordingtoplasticbag

makers?

A.Theyarequiteexpensive.

B.Replacingthemcanbedifficult.

C.Theyarelessstrongthanplasticbags.

D.Producingthemrequiresmoreenergy.

解析：细节理解题。根据文章第四段中的"However,longer-lasting

reusablebagsoftenrequiremoreenergytomake.“可知，塑料袋

生产商认为生产更耐用且能重复使用的袋子需要更多的能源。

答案:D

15.What'stheenvironmentalists5attitudetowardstheuseofpaperbags?

A.Supportive.B.Uninterested.

C.Negative.D.Objective.

解析：推理判断题。尽管纸袋容易回收，但生产和运输需要更多的能源,

再结合最后一段中的"Theyhopepaperbagswi11bebannedsomeday

too”可推断出环保人士对纸袋的使用持否定态度。supportive支持

的；uninterested不感兴趣的；negative否定的；objective客观的。

答案:C

第二节（共5小题;每小题2.5分，满分12.5分）

根据下面短文内容，从短文后的选项中选出可以填入空白处的最佳

选项。选项中有两项为多余选项。

HowtoMakeQuickDecisionsforYourLife

Wemakedecisionseveryday.16Whenitcomestomaking

decisions,choosingtherightonecanattimesbestressful,especiallyifthe

decisionmustbemadequickly.Indecisionoftenweighsusdown,butthere

aresomeusefultipsformakingquickdecisionsmoreeasily.

17Sometimesthekeytomakingaquickdecisioncomesdown

toplanningaheadoftimeforjustsuchanoccasion.Weallknowwe're

goingtocometoanimportantdecision-makingpointsoonerorlater,so

havingaplanalreadyinhandcanputourmindateasewhenthattime

comes.

Overcomefear.18Whileitmayseemdifficulttoovercomethe

fearofmakingthewrongchoice,manyexpertsagreethatweshouldn'tbe

afraidtomakethewrongdecision,evenifitseemsimportant.Thevast

majorityofwrongdecisionscanbecorrected,whiledelayingdecisionscan

oftenleadtomoreproblems.

Writedownalltheadvantagesanddisadvantagesofyourdecision.

Evenifyoudon'thavealltheinformation,writingdownalltheprosand

cons（优缺，点）isagoodstartingpointforfiguringoutwhattodo.Incases

wheretheresimplyisn'tenoughtimetowritethingsdown,makeamental

listinyourmind.Thinkingoftheprosandconscanhelpyouorganiseyour

thoughts.19

Determinecriteria.Rememberthateverydecisionyoumakeshould

comewithacertainlistofcriteria.20Butonceyouknowthe

requirementsyou'relookingfor,makingadecisionwillbecomeeasier.

Lookforthechoicethatsatisfiesthelistyou'vemade,andoncethatchoice

isfound,youshouldmoveaheadwithit.

A.Haveaplan.

B.Thelistmaybeshortorquitelong.

C.Communicateyourdecisiontoothers.

D.Andthiscanalwaysleadtoaclearanswer.

E.Socutoutanyoptionsthatyouknowyouwillnotchoose.

F.Often,onethingthatkeepsusfrommakingdecisionsisfear.

G.Somecanbeveryimportantwhileothersarenotseriousinthelong

run.

答案：16.G17.A18.F19.D20.B

第二部分语言运用（共两节，满分30分）

第一节（共15小题;每小题1分，满分15分）

阅读下面短文，从每题所给的A、B、C、D四个选项中选出可以填

入空白处的最佳选项。

Choosewhatyouwanttodo,anddon'tstopuntilgettingthere.You

can21beyondyourwildestdreams.

Mygoalformyselflastyearwasto22ahalfmarathon（马拉松）.

Iwasinspiredbytherunnersintheworld,seeingthemrunahalfthen

23afullmarathon,seeingmyparents-in-law^excitementastheytold

meabouttheirupcomingmarathon.IknewIwantedtodoahalf.

Icompletedmyfirst10kmlastApril.Feelinghappy,I24to

takethenextstepandsignupfortheHampton'sHalfinSeptember.Asthe

marathondrewnear,Ibecamemore25.Ijustdidn'tthinkthatIwas

26tobearunner.Ihadneverbeengoodatrunning.Whysuddenly

couldIdoitnow?13.1mileswasfurtherthananythingIeverdreamedof.

Unexpectedly,amonthbeforethe27Ihurtmyhamstring（肌腱）

seriouslyonerainynight.However,Ifeltsomehowrelieved.NowIhada

goodexcusenottorun.Ididn'thavetofeel28

whenIcouldn'tfinish,becauseIcouldsimplyexplainthatIhadhurt

myselfandcouldnolonger29.Itwaslikeaweighthadbeen30

frommyshoulders.

Myattitudefinallychanged.IbelievethatIcandoanything,andthat

mybodyis31todoamazingthings.IsignedupfortheDCCherry

BlossomTenMilerwithsomefriends,andwithallofthembesideme,I

couldn'tdrawback.Unfortunately,whiletraininghard,Iwasagain

32.Ihurtmykneeinanaccidentandcouldn'trunformonths.The

thoughtofusingitasanexcusethatIcouldn'truncameacrossmy33

butIthrewitawayafteracoupleofminutes.OnthatexcitingdayI34

ittothefinishingline,thoughnotagoodresult.The35distanceI've

everrun,oneIhadneverthoughtpossible.

21.A.succeedB.stressC.hesitateD.admire

解析：根据下文作者的经历可知，本句是指选择你想要做的事，在到达

目的地之前不要停止，你能取得超乎想象的成功osucceed成功；stress

强调；hesitate犹豫;admire钦佩。

答案:A

22.A.researchB.organiseC.runD.host

解析：根据下文marathon可知作者是跑马拉松。research研

究；organise组织；run奔跑;host主持。

答案:C

23.A.compareB.dislikeC.matchD.complete

解析：根据下文afulImarathon可知是跑完整段马拉松。compare比

较；dislike不喜欢；match匹配；complete完成。

答案:D

24.A.refusedB.decidedC.agreedD.begged

解析：根据下文"totakethenextstepandsignupfortheHampton's

HalfinSeptember”可知作者决定采取下一步。refuse拒绝；decide

决定；agree同意;beg乞求。

答案:B

25.A.nervousB.boredC.confidentD.delighted

解析：根据下文"Ijustdidn'tthinkthatIwas26tobea

runner.Ihadneverbeengoodatrunning."可知随着比赛临近，

作者变得越来越紧张不安。nervous紧张的；bored厌倦的；confident

自信的；deIighted高兴的。

答案:A

26.A.allowedB.encouragedC.forcedD.meant

解析：句意：我觉得我并不是注定要成为一个跑步者。allow允

许；encourage鼓励；force强迫;mean想要某人成为。bemeanttobe

是固定短语，意为“注定成为"。

答案:D

27.A.trainingB.meetingC.examD.match

解析：根据上文"Asthemarathondrewnear,Ibecamemore

25.”可知是马拉松比赛前一个月，作者的肌腱受了伤。training

训练;meeting会议;exam考试;match比赛。

答案:D

28.A.importantB.frightenedC.proudD.puzzled

解析：作者受了伤，因此不用害怕完不成比赛。important重要

的；frightened害怕的；proud骄傲的；puzzled困惑的。

答案:B

29.A.jumpupB.giveup

C.takepartD.standout

解析：因为作者可以简单地解释道自己受了伤不能再参加比赛了。

jumpup跳起来；giveup放弃；takepart参加；standout突出。

答案:C

30.A.separatedB.protected

C.borrowedD.removed

解析：根据上文“Ifeltsomehowrelieved”可知作者因为不能再参加

比赛而感到解脱,就像是肩上的负担被移走了oseparate分开;protect

保护；borrow借；remove移走。

答案:D

31.A.willingB.energeticC.sensitiveD.afraid

解析：根据上文“IbeIievethatIcandoanything”可知作者相信自

己可以做任何事，他的身体也愿意去做一些令人惊奇的事情。wiIIing

愿意的；energetic精力充沛的；sensitive敏感的；afraid害怕的。

答案:A

32.A.injuredB.punishedC.invitedD.fired

解析：根据下文“Ihurtmyknee”可知作者又一次受了伤。injure受

伤；punish惩罚；invite邀请;fire着火。

答案:A

33.A.eyesB.facesC.mindD.stomach

解析：用它来作为我不能跑步的借口这一想法突然出现在我脑海中。

comeacrossone'smind突然出现在脑海中。

答案:C

34.A.carriedB.madeC.threwD.failed

解析：根据下文“finishingline”可知作者跑完了全程马拉松°makeit

达到目标。

答案:B

35.A.farthestB.shortestC.worstD.easiest

解析：根据下文“oneIhadneverthoughtpossible”可知作者跑了自

己从未想过的最远的距离。farthest最远的；shortest最短的；worst

最坏的；easiest最容易的。

答案:A

第二节(共10小题;每小题1.5分，满分15分)

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确

形式。

Haveyouevertastedorperhapsheardofsugarpainting?Asfewer

peoplechoosetomakesugarpaintings,thetraditionalChinesefolkcraft

mighthavebecomea36.(distance)memoryinsomeways.

However,a38-year-oldcraftsman,LiJianzhong,isdevotedto37.

(keep)theartofsugarpaintingalive.

Liworkedasaminerformorethantenyears.After38.

minecloseddown,Liturned39.housingdecorationuntilhe40.

(force)togivethatupduetoafingerinjury.Earlierthisyear,hediscovered

sugarpainting,somethinghereallyhadaninterestin.

Sincetherewasnosugarpaintingcraftsmaninhisvillage,hestudied

by41.(he)throughlargequantitiesofvideosandinformationon

theInternet.Lilovedpaintingwhenhewasyoung,andhefounditeasyto

learntheskillinsugarpainting.Hesoonmasteredtheskillandcouldmake

42.(vary)ofsugarpaintings.Asugarpaintingismadewith43.

(melt)brownorwhitesugar.Craftsmen44.

(basic)paintanimalsandflowersonastoneboardwiththesyrup(糖浆).

Whenthesyrupcoolsdown,45.appearsisapieceofsugarart.

答案：36.distant37.keeping38.the39.to40.wasforced

41.himself42.varieties43.melted44.basically45.what

第三部分写作(共两节，满分40分)

第一节(满分15分)

假定你是李华。最近你班举行了一次班会，班会的主题是:是否有必

要进行太空探险。请结合下表内容，给校报用英语写一篇文章，客观地介

绍讨论的情况并表达你自己的观点。

一些同学赞同一些同学反对你自己的观点

•更好地了解太空•耗资巨大

•从太空获得新资源•宇航员的安全问题•?

•扩大人类的生存空间

注意：

(1)词数100左右;

(2)标题与开头已写好，不计入总词数。

OuterSpaceExploration,YesorNo?

Theotherdayataclassmeetingwehadanargumentover

较空.

口未.

OuterSpaceExploration,YesorNo?

Theotherdayataclassmeetingwehadanargumentoverwhetherit

wasnecessarytocarryoutouterspaceexploration.

Someofusthoughtitimportanttoresearchouterspacebecause,

firstofall,peoplecangetabetterunderstandingofouterspace

throughtheirexploration.Second,newresourcescanbefoundthere

forhumanuse.Third,thisexplorationcanpossiblybringaboutnew

livingspaceforhumans.

However,othersthoughtverydifferently.Theysaidthiskindof

explorationismuchtoocostly.Besides,itisverydangerousfor

astronautstodosuchwork.

Inmyopinion,peopleshouldbepioneeringandther