2024外研版八年级英语下册Module 3 Journey to space 单元话题阅读理解 【含答案+解析】

Module3Journeytospace

单元话题阅读理解

一、阅读理解

Ournearestneighbouristhemoon.Inthesky,themoonandthesunseemtobeofthesamesize

becausethemoonismuchnearer.

Themoonmakesthetides（潮汐）一thechangesinthelevelofthesea.Themoonandthesun

togetherpullthesea.Insomepartsoftheworld,thedifferencebetween"hightide"（whentheseaisvery

neartotheland）and"lowtide"（whentheseaisfarawayfromtheland）isverybig.Thisisveryimportantto

ships.

Themoonisverydifferentfromtheearth.Gravity（地心弓|力）onthemoonisone-sixthofthaton

theearth.Thereisn'tanyair.Duringtheday,thepartofitthatfacethesunisvery,veryhotbutatnightitis

very,verycold.Nothingcanliveonthemoon.

Ifthemoongoesbetweentheearthandthesun,wehaveaneclipseofthesun（日食）.Themoon

stopsthelightfromthesunanditisdarkintheday.

Iftheearthgoesbetweenthemoonandthesun,wehaveaneclipseofthemoon.Themoongoesinto

theshadow（影子）oftheearthanditdisappearsforafewminutes.

1.FromParagraph1weknowthat.

A.thesunisasbigasthemoonB.thesunissmallerthanthemoon

C.themoonislighterthanthesunD.themoonissmallerthanthesun

2.WhichofthefollowingisTRUEaboutthemoon?

A.It'sverycoldinthedaytime.B.Itdoesn'thaveanyaironit.

C.Ithasnogravity.D.Itisthesameastheearth.

3.Whenthemoongoesbetweentheearthandthesun,itisdarkintheday.Wecallittheeclipse

of.

A.themoonB.thesunC.thestarsD.theearth

4.Whichofthefollowinghappenswhenweareaneclipseofthemoon?

A.Theearthgoesbetweenthemoonandthesun.

B.Themoongoesintotheshadowofthesun

C.Themoongoesintotheshadowofitsown

D.Thesundisappearsforafewminutes.

5.WhichofthefollowingstatementsisTRUE?

A.Themoonandthesunareofthesamesize.

B.Gravityontheearthisone-sixthofthatonthemoon.

C.Themoonitselfpullstheseaandmakesthetides.

D.Whentheseaisneartotheland,ahightidemayhappen.

6.阅读理解

Isthereintelligent（有智力的）lifeonotherplanets?Foryears,scientistssaid"no."or"wedon't

know."Buttodaythisischanging.SethShostakandAlexandraBarnettareastronomers（天文学家）.They

believeintelligentlifeexists（存在）somewhereintheuniverse.Theyalsothinkwewillsooncontactthem.

WhydoShostakandBarnettthinkintelligentlifeexistsonotherplanets?Thefirstreasonistime.

Scientistsbelievetheuniverseisabout12billionyearsold."Thisislongenoughforotherplanetstohave

intelligentlife,"sayShostakandBarnett.Thesecondreasonissizetheuniverseishuge."Toolslikethe

HubbleTelescope（哈勃望远镜）haveshownthatthereareatleast100billiongalaxies,"saysShostak.

"Andourgalaxy,theMilkyWay,hasatleast100billionstars.Someplanetsgoingaroundthesestarsmight

besimilartotheearth."

Inthepast,itwashardtolookforsignsofintelligentlifeintheuniverse.Butnow,powerful

telescopes（高倍望远镜）allowscientiststodiscoversmallerplanets-thesizeofMarsortheearth-inother

solarsystems,theseplanetsmighthaveintelligentlife.

Havebeingsfromspacealreadyvisitedtheearth?"Probablynot,"saysShostak."Itsalongway

away.However,intelligentbeingsmaycontactusinotherway,suchasradiosignals（信号）.Infact,they

maybetryingtocommunicatewithusnow,butwedon'thavetherighttoolstoreceivetheirmessages.

However,thisischanging.By2025,wecouldmakecontactwithotherlifeformsinouruniverseandwe

mighthelpeachother.n

（1）WhatisthemainideaofParagraph2?

A.Theageandsizeoftheearth.

B.SomethingabouttheMilkyWay.

C.Thereasonswhyintelligentlifemightexist.

D.Theearthistheonlyplanetwithintelligentlife.

（2）Whywasithardtolookforsignsofintelligentlifeintheuniverseinthepast?

A.Therewerenotanysmallerplanets.

B.Therewerenotanypowerfultelescopes.

C.Theastronomerswerenotinterestedinthem.

D.TheMilkyWaydidn'texistatthattime.

(3)Whyhaven'tbeingsfromspacevisitedusyetaccordingtoShostak?

A.Becausethey'reafraidofus.

B.Becauseit'slongwayaway.

C.Becausetheydon'twanttoseeus.

D.Becausetheydon'tknowhowtouseradiosignals.

(4)Whatdoestheunderlinedphrase"lifeforms"inthelastparagraphmean?

A.Messages.B.Tools.

C.Radiosignals.D.Intelligentbeings.

7.阅读理解

Intheuniverse,asweknow,thereisthesun,themoon,theearthandagoodmanystars.Through

ourgeographylessons,weknowtheearthgoesroundthesun,andthemoongoesroundtheearth.Wehave

dayandnightbecausetheearthkeepsturningallthetime.Whenourpartoftheearthturnstothesun,itis

day.Whenourpartoftheearthturnsawayfromthesun,itisnight.

Justbecausethemoonisclosertotheearththanthesun,itlooksmuchbiggerthanthesun.Big

thingswilllooksmallerwhentheyarefarther,andsmallthingsalsolookbiggerwhentheyarenearer.

Thesunisbrightenoughtogiveoutverystronglight.Themooncan'tgiveanylightatall,butit

looksquitebright,too.Why?Infact,thelightfromthemooncomesfromthesun.Themoonlooksmuch

biggerandbrighterthanthestars.Butactually(事实上)thestarsaremuchbiggerandbrighterthanthe

moon.Theylooksmallerthanthemoonalsobecausetheyarefartherawayfromtheearth.

Therearestillmanyotherplanetsintheuniverse.

Butofalltheseplanets,onlyontheearththerearelivingthingsandpeoplecanonlyliveonthe

earth,too.Butat9：00amonOctober15th,2003,ChinesepilotYangLiweiwassentuptospace.Hestayed

therefor21hours.ItwasthefirsttimeforChinesetogetintospace.

(1)Whenourpartoftheearthturnsawayfromthesun,theotherpartoftheearthis.

A.nightB.dayC.eveningD.Sunday

(2)Whendidthepilotfromourcountryreturntotheearth?

A.OnNovember15th,2002.B.OnOctober16th,2003.

C.OnMay15th,2004.D.OnOctober15th,2003.

(3)WhichofthefollowingisTRUEaccordingtothepassage?

A.Themoongoesroundtheearth,anditcan'tgiveoutanylightatall.

B・Themoongoesroundthesun,anditslightisfromthesun.

C.Theearthmovesroundthemoon,andpeoplecanliveonlyontheearth.

D.Ofalltheplanets,onlytheearthmovesroundthesun.

8.根据材料内容，选择正确答案。

WhichIsMoreUseful?

ThomasisinGradeTwonow.HegoestoschoolfromMondaytoFriday.Afterschoolhemustdo

somehousework.Hehelpshisparentsonthefarm(农场)onSaturdaysandSundays.Sohedoesn'thaveany

timetoplayfootballinthedaytime.Heoftenplayswithhisfriendsinthemoon(月亮).

It'sfiveintheafternoon.Schoolisover.Thomasgoeshomeandcooksforhisfamily.Afterdinnerhe

seeshisfriendPaulnearhishouseandaskshimtoplayfootball.Theboylooksattheskyandseesthemoon.

Thenheasks,"Whichismoreuseful,thesunorthemoon?"

"Ithinkthemoonis,"saysThomas.*'Weneedlight(光线)intheevening,butwecannotseethesun,

butthemoon!"

(1)Thomas*parentsare.

A.workersB.teachersC.policemenD.farmers

(2)Thomasmustworkonthefarmdaysinaweek.

A.twoB.threeC.fourD.five

(3)Thomasisbusyinthedaytime,so.

A.hedoessomehomeworkintheevening

B.hedoessomewashing(洗衣月艮)andcleaningintheevening

C.heplaysfootballwithhisfriendsinthemoon

D.hewatchesTVathomeintheevening

(4)ThomasseesPaultoday.

A.inthemorningB.intheafternoon

C.intheeveningD.atschool

(5)Thomasonlylikes______.

A.thesunB.themoonC.SaturdaysD.Sundays

阅读理解

WhydoestheSkyChangeColours?

Whatisthesky?Howhighisit?Whatcolourisit?Whatbirdscanliveaboveit?Thesequestionsare

difficulttoanswer,aren'tthey?

Infact,theskyhasnocolour.Thenwhydoestheskylookblue?

Weknowthatthereisairaroundtheworld.Whenplanesfly,theyneedairtolifttheirwings（机翼）.

Planescan'tflyveryhigh.That'sbecausetheairgetsthinnerwhentheygohigher.Thesamewillhappento

usifwegohighenough.Ifwegoupabout1,000kilometresfromtheearth,wellfindnoairthere.Some

birdscanflyintotheskyashighasaplane,buttheycannotflyorlivewithoutair.

Lookingupaboveus,youwillseetheblueskywithwhiteclouds.Itisusuallylightblue.Thecolour

willbebluerwhenyouseeonthetopofahighmountain.Andyouwillseefewercloudsintheskybetween

youandthesun.

Sometimestheskydoesn'tlookblue.Whenthesunrisesorfalls,youwillseered,orange,andother

coloursinthesky.Sucharethemostbeautifulmomentsoftheday.

Whocanseethecoloursoftheskyhighabovetheearth?Theastronauts!Theycanseethosebeautiful

coloursoftheskyfromouterspace.However,beforeflyingintoouterspace,theysitinaspaceshiphigh

abovetheearth,andthereisnoairatall.Theskywillbethatdarkanditscolourwillbeblack.

Nowyoumayunderstandthatweseecoloursbecausetheairscatters（使散射）thesunlight.Light

travelsthroughtheair.Withoutair,therewouldbenolightorcolours.

9.Planescan'tflyashighaspossiblebecause.

A.theskyisblueB.thewingsareheavier

C.theskyhasnocolourD.theairbecomesthinner

10.Whenyoustandonthetopofahighmountain,youwillsee.

A.moreairB.bluerskiesC.morecoloursD.moreclouds

11.Whenmightyouseemanycoloursintheskyduringtheday?

A.At6:00am.B.At9:00am.

C.At1:00pm.D.At3:00pm.

12.Accordingtothepassage,whydoestheskychangecolours?

A.Becauseit'scolourfulitself.

B.Becausetheworldiscolourful.

C・Becausethesunlighthascolours.

D.Becausetheairscattersthesunlight.

阅读理解

IthasbeeneightyearssinceUSastronautScottKellyandRussianastronautMikhailKornienko

returnedtotheearthafterlivingontheInternationalSpaceStation（ISS）for340days.Timesgoesquickly,

butitstillmeansalotasitisarecord-settingjourney-thelongesttimehumanshavespentlivingonthe

ISS.

AHereisasmallpartofthebook.

"ICanLookDownontheEarth"

FromtheISS,Icanlookdownontheearth.Somepartsoftheworldarecoveredbygases（气体）from

factoriesandcars.Thesepartsmaketheearthlooksick.

ButoneofmyfavouritepartsistheBahamas,whichareislandsintheAtlanticOcean.Theoceanisa

mixofdeepandlightblues.Iamluckytoseeit.

"MyRoomIsSmall"

I'vebeenhereforthreeweeksalready.Sometimes,IwakeupandthinkI'mupsidedown.Myroomis

justbigenoughforme.Isleepinasleepingbag.However,fromtheoutside,thestationlookslikehugecans

（金属容器）connectedtoeachother.Itisaboutthesizeofafootballfield.

"TheHardestThingIsPuttingOnSocks"

Gettingdressedisabithardwhenyoucan't"sit"or"stand",butI'vegotusedtoit.Thehardestthingis

puttingonmysocks.Thereisnogravity（重力）tohelpmebend（弯腰）over.Ihavenotroubledecidingwhat

towear.Iwearthesamethingseveryday.

13.Whichofthefollowingsentencescanbeputinninthepassage?

A.KellygotalongwellwithMikhail.

B.KellykeptonwritingwhenhelivedontheISS.

C.Kellywantedtowriteabookabouthislifeinspace.

D.Kellywroteabookaboutwhatlifeislikeinspace.

14.Fromthepart"ICanLookDownontheEarth",weknow.

A.wheretheAtlanticOceanis

B.howlongKellystayedinspace

C.whatmakestheearthlooksick

D.whatwecandoontheseislands

15.WhichsentencetellsuswhyitishardforKellytoputonsocksinspace?

A.Thehardestthingisputtingonmysocks.

B.Thereisnogravitytohelpmebendover.

C.Ihavenotroubledecidingwhattowear.

D.Iwearthesamethingseveryday.

16.Inwhichpartofanewspapercanweprobablyfindthepassage?

A.Nature.B.Science.C.Environment.D.History.

阅读理解

On27thApril2022,NASAastronautJessicaWatkinsmadehistoryassheenteredspaceonaSpaceX

rocket.DrWatkinsisnowthefirstblackwomantoserveonalong-termmission（任务）totheInternational

SpaceStation（ISS）.

Jessicaisnotonlyanastronaut,butalsoageologist（地质学家）.Shewasamemberoftheplanningteam

forseveralofNASA'sMarsmissions.Herknowledgeofgeologyhelpeddeciderovers1pathsonMars.

In2017,Jessicabeganatwo-yearprogrammetobecomeaNASAastronaut.Ithelpedhertopreparefor

herworkinspace.Aspartofthatwork,shetookpartinanunderwatertrainingmission.Shelivedinan

underwaterlabfornearlytwoweeks.

JessicaandthethreeotherastronautswillspendsixmonthsontheISS.Theirjobincludesanumberof

scientificexperiments.Theywillalsohelptakecareofthespacestation.

BeforeJessica,onlyfourotherblackwomenhadgoneonshort-termmissionsintospace."Pmbuilding

onthefoundation（基石出）laidbythem,"saidtheastronaut.Shehopesherworkwillsetagoodexampleforall

children,especiallyblackchildren."Youarewellabletogoonspacemissionsandtoachievesuccess!"

17.WhatdoestheunderlinedwordHItninParagraph3referto?

A.Thetwo-yearprogramme.

B.Therover*spathonMars.

C.Theunderwaterlabshelivedin.

D.Theunderwatertrainingmission.

18.HowlongwillthefourastronautsstayontheISS?

A.Halfayear.B.Oneyear.

C.Oneandahalfyear.D.Twoyears.

19.WhichofthefollowingisNOTtrueaboutJessica?

A.Sheistheonlyblackwomanthathasgoonmissionsintospace.

B.ShewasamongtheplanningteamforseveralofNASA'sMarsmissions.

C.Shewantstosetgoodexampleforallchildren.

D.Sheisabravewomanthatisabletoserveonalong-termmissiontotheISS.

20.What'sthebesttitleforthispassage?

A.JessicaWatkinsIsaNASAAstronaut

B・JessicaHelpTakeCareoftheSpaceStation

C.NASAAstronautJessicaWatkinsMadeHistory

D.Jessica*sKnowledgeofGeologyHelpedHerSucceed

阅读理解

Venusisthesecondnearestplanetfromthesun.Itisonlyalittlesmallerthantheearth,about95%of

theearth'sdiameter（直径）and80%oftheearth'smass（质量）.EarthandVenusaresometimescalledthe

twinplanets.

ThewordVenusmeansthegoddessofloveandbeautyinGreek.▲probablybecauseitisone

ofthebrightestplanetswehaveknownbynow.WehumanbeingshaveknownVenusforalongtime.Ithasa

cloudyatmosphere（大气层）.Thishelpsitreflect（反射）sunlight.Soitappearstobeverybright.Itiseasily

observedinthesky.Itisseennearthesun.Itseemsthatitisthebrightestthingintheskyexceptthesunand

themoon.Venusreachesitsmaximum（最大的）brightnessshortlybeforesunriseorshortlyaftersunset,and

isoftenthoughtastheMorningStarorastheEveningStar.Alotofobservation（观察）ofVenuswas

importanttoCopernicus'sHeliocentricTheory（日心说）ofthesolarsystem.

ScientistsforyearsthoughtthatVenuswasverylikelytohavelifeinsomeways.In1962,scientistssent

thefirstspacecrafttoexploreVenus,andwewillknowmoreaboutVenusinthefuture.

21.WhafsVenuslike?

A.It*sbiggerandlighterthantheearth.

B.It'ssmallerandheavierthantheearth.

C.It'sbiggerandheavierthantheearth.

D.It*ssmallerandlighterthantheearth.

22.Whichofthefollowingsentencescanbeputin

theA?

A.ItisverybeautifulB.Wecan'tseeitclearly

C.WenametheplanetsoD.Thenameissobeautiful

23.WhichofthefollowingisNOTtrue?

A.Venusisthebrightestinthesky.

B.VenusisknownastheMorningStarorthe

EveningStar.

C.Venusisaplanet.

D.Venusisinthesolarsystem.

24.Wheremayyouseethepassage?

A.Inasportsmagazine.B.Inasciencereport.

C.Inanewspaperabouthealth.D.Inastorybook.

答案解析部分

1.D

2.B

3.B

4.A

5.D

大意：本文是介绍月球的文章。

考查阅读理解，首先读问题，弄清要点，以便能带着问题看文章。其次快速浏览全文，把握文章大

意。再次细读原文，捕捉相关信息词，理解短文内容。最后重读原文，核对答案。

1.推理判断题。根据文中第一段第二句.Inthesky,themoonandthesunseemtobeofthesamesize

becausethemoonismuchnearer.在天空中，月亮和太阳似乎是一样的大小，因为月亮离太阳近得多。

可知月亮比太阳小。故选D。

2.细节理解题。根据文中第三段第三句Thereisn'tanyair.可知上面没有空气。故选B。

3.细节理解题。由文中最后_&Ifthemoongoesbetweentheearthandthesun,wehaveaneclipseof

thesuno如果月亮在地球和太阳之间，我们就会发生日食。可知当月亮在地球和太阳之间时，它在

白天是黑暗的。我们称之为日食，故选B。

4.推理判断题。根据最后一段第一句Iftheearthgoesbetweenthemoonandthesun,wehavean

eclipseofthemoon.如果月亮在地球和太阳之间，我们就会发生日食。可知当我们发生月食时，地球

在月亮和太阳之间运行。故选A。

5.细节理解题。根据第二段第三句hightide(whentheseaisveryneartotheland),可知当海靠近陆

地时，可能会发生涨潮。故选D。

6.(1)C

(2)B

(3)B

(4)D

短文大意：本文叙述了科学家认为其他星球也存在智能生命，因为宇宙形成的时间这么长，足够其

他星球形成生命；其次宇宙这么大，周围会有跟地球相似的星球。不久来自太空的生命有可能将会

和我们联系，我们可能到2025年，也会和他们取得联系，我们可能会互相帮助。

(1)段落大意题。根据段落主题句WhydoShostakandBarnettthinkintelligentlifeexistsonother

planets?可知这个段落讲的是有智慧的东西在其它星球存在的原因。故选C。

(2)推理判断题。根据Inthepast,itwashardtolookforsignsofintelligentlifeintheuniverse.But

now,powerfultelescopes(高倍望远镜)allowscientiststodiscoversmallerplanets-thesizeofMarsorthe

earth-inothersolarsystems,theseplanetsmighthaveintelligentlife.过去，在宇宙中很难找到智慧生活

的标志，但是现在，高倍望远镜让科学家发现了更小的行星-火星的大小或地球-在其它太阳系，这些

行星可能有智慧的生命。可知过去人们很难发现智慧生命的标志是因为没有高倍望远镜。故选B。

(3)推理判断题。根据Havebeingsfromspacealreadyvisitedtheearth?"Probablynot,"says

Shostak."It'salongwayaway.可知Shostak.认为来自太空的生命可能没有来过地球，因为路途遥远。

故选B。

(4)词义猜测题。根据However,intelligentbeingsmaycontactusinotherway,可知智能生命可能会

用其他方式联系我们，故推测此处的lifeforms指的是intelligentbeings,故选D。

此题考查阅读理解。这道题涉及段落大意，推理判断和词意猜测。段落大意可根据段落的主题句决

定。对于推理判断题，我们要根据文章的细节内容进行推理，确定正确答案。对于词意猜测题，我

们要根据上下文的联系确定，找出正确答案。

7.(1)B

(2)B

(3)A

短文大意：此篇文章介绍的是太空中，宇宙意味着地球，太阳，月亮和星星及其它们之间的空间。

以及之间的关联。

(1)细节理解题。根据Whenourpartoftheearthturnstothesun,itisday.Whenourpartoftheearth

turnsawayfromthesun,itisnight.当地球上我们的部分转向太阳时，是白天。当地球上我们的部分转

离太阳时，是晚上，可知地球的另一面是白天。故选B。

(2)细节理解题。根据Butat9：00amonOctober15th,2003,ChinesepilotYangLiweiwassentup

tospace.Hestayedtherefor21hours.但是在003年10月15日上午九点钟，中国飞行员杨利伟被发

射到太空。在那里呆了21个小时。可知他是2003年10月16日离开的。故选B。

(3)推理判断题。根据Throughourgeographylessons,weknowtheearthgoesroundthesun,andthe

moongoesroundtheearth.Themooncan'tgiveanylightatall,butitlooksquitebright,too.可知月亮绕

着地球转。月亮本身不发光。故选A。

此题考查阅读理解。此题涉及细节理解和推理判断题。对于细节理解题。我们先分析问题，弄清题

意。然后仔细阅读短文，从短文的细节中找到和问题相关的语句，确定问题答案。对于推理判断

题，我们在理解问题后仔细阅读短文，从短文的细节中推理判断问题的正误。

8.(1)D

(2)A

(3)C

(4)C

(5)B

(1)细节理解。通过第一段中“HehelpshisparentsonthefarmonSaturdaysandSundays.”可判断托马

斯的父母是农民。故选D

(2)细节理解。通过第一段中“HehelpshisparentsonthefhrmonSaturdaysandSundays.”可知，托马

斯一周中在农场工作两天。故选A

(3)细节理解。白天托马斯放学后干家务很忙•所以只能在晚上跟朋友们踢足球。故选C

(4)细节理解。根据第二段中“afterdinner”可知。故选C

(5)细节理解。短文的最后一段说明了这个问题。他说：“月亮比太阳重要.因为我们晚上需要光线

-而这时我们看到的是月亮而不是太阳。”故选B

考查对篇章的把握和对细节的识别能力，答题时注意紧扣问题中的关键词，在文章中寻找答案。

9.D

10.B

11.A

12.D

文章大意：本文主要探讨了天空为什么会改变颜色的原因。

考查阅读理解。主要考查细节理解题这种常考题型。要学会从题目中定位关键信息，然后回到原文

中找到对应的位置进行仔细阅读，以确保答案的准确性。

9.细节理解题。根据原文Planescan'tflyveryhigh.That'sbecausetheairgetsthinnerwhentheygo

higher.可知，飞机不能飞得太高是因为空气随着高度的增加而变得越来越稀薄，故答案为D。

10.细节理解题。根据原文Thecolourwillbebluerwhenyouseeonthetopofahighmountain.可知，

当你站在高山之巅时，你会看到更蓝的天空，故答案为B。

11.细节理解题。根据原文Whenthesunrisesorfalls,youwillseered,orange,andothercoloursinthe

sky.可知，在日出或日落时，你会在天空中看到红色、橙色和其他颜色，选项At6:00am.(早上6

点)符合日出时间，故答案为A。

12.细节理解题。根据原文Nowyoumayunderstandthatweseecoloursbecausetheairscatters(使散射)

thesunlight.可知，我们能看到颜色是因为空气散射了阳光，故答案为D。

13.D

14.C

15.B

16.B

文章大意：本文是一篇关于宇航员在太空生活的文章。文章通过引用宇航员Kelly在太空站生活的部

分日记内容，描述了他在太空中的所见所感，包括从太空看地球的景象、太空站的生活条件以及太

空中的日常活动。

考查阅读理解。主要考查推理判断题、细节理解题和文章出处题。对于需要推断或理解的题目，要

仔细阅读相关段落，并尝试理解作者想要表达的意思。有时需要联系上下文，或者根据常识和背景

知识进行推断。对于细节题，尤其是关于文章具体内容的题目，首先要回到原文中定位相关信息。

仔细阅读相关段落，找出与题目描述相符的细节。

13.推理判断题。根据原文Hereisasmallpartofthebook.可知，此处指的是书的一部分内容，而后

续内容描述了宇航员在太空的生活，因此可以推断出这本书是关于太空生活的，选项Kellywrotea

bookaboutwhatlifeislikeinspace.与这一推断相符，说明Kelly写了一本关于太空生活的书，因此可

以放在挖空处，故答案为D。

14.细节理解题。根据原文Somepartsoftheworldarecoveredbygasesfromfactoriesandcars.These

partsmakethee