贵州省贵阳市2022高考英语一轮 课时作业(十七) Unit2 Working the land 新人教版必修4

贵阳市2022高考英语（新人教版）一轮阅读训练（17）附答案课时作业(十七)　[必修4　Unit2Workingtheland](限时：35分钟)完形填空Yearsago，therewasaverywealthymanwho,withhisdevotedyoungson,sharedapassionforartcollecting.Together，theytraveledaroundtheworld,addingonly1arttreasurestotheircollection．Oneyear,aswinterapproached,2engulfed(吞没)thenation,andtheyoungmanleftto3hiscountry.Afteronlyafewshortweeks,hisfatherreceivedatelegram.Hisbelovedsonwas4inaction.Theartcollector5awaitedmorenews,6hewouldneverseehissonagain.Withindays,hisfearswere7.Theyoungmanhaddiedwhilerushingafellowsoldiertoadoctor.Upsetand8,theoldmanfacedthecomingChristmasholidayswithsadness.OnChristmasmorning，aknockonthedoorawakenedthe9oldman.Asheopenedthedoor,hewasgreetedbya10withalargepackageinhishands.Heintroducedhimselftotheoldmanbysaying,“Iwasa11ofyourson,Iwastheonehewas12whenhedied．MayIcomeinforafewmoments?Ihavesomethingtoshowyou.”Asthetwobeganto13,thesoldiertoldofhowtheman’ssonhadtoldeveryoneofhis,nottomentionhisfather’s,14offineart.“Iamno15,”saidthesoldier,“butIwanttogiveyouthis.”Astheoldmanunwrappedthepackage,hesawaportrait(画像)ofhisson.Thoughtheworldwould16considerintheworkofagenius,thepaintingfeaturedtheyoungman’sface17strikingdetail.Overcomewithemotion,theman18thesoldier.Afterthesoldierhadleft,theoldmanputthepaintingabovethefireplace,pushing19thousandsofdollarsworthofart.Histaskcompleted,theoldmansatinhischairandspentChristmasgazingatthe20hehadbeengiven.1．A.latestB.richestC.finestD.cheapest-14-\n2．A．floodB.fireC.stormD.war3．A.saveB.helpC.serveD.build4．A．missingB.actingC.fightingD.dying5．A.calmlyB.anxiouslyC.quietlyD.secretly6．A.fearingB.doubtingC.wonderingD.expecting7.A.completedB.doubledC.removedD.confirmed8.A．nervousB.tiredC.lonelyD.frightened9.A.sadB.puzzledC.angryD.worried10．A.farmerB.soldierC.painterD.seller11．A．guardB.photographerC.partnerD.friend12．A.rescuingB．carryingC．guardingD.hiding13．A．argueB．moveC.talkD．eat14.A.descriptionB.loveC.SenseD.understanding15．A.artistB．businessmanC.heroD.reporter16.A.sometimesB.neverC.oftenD.still17.A.forB.ofC.inD.on18.A.thankedB.questionedC.welcomedD.treated19.A．downB.upC.asideD.off20.A.treasureB.giftC.souvenirD.package【答案与解析】一位酷爱艺术品收藏的老人，医生搜集艺术珍品无数，却没有一件能比自己为国捐躯的儿子的画像珍贵。1．C考查形容词辨析。由上下文的描述“apassionforartcollecting”，“theytraveledaroundtheworld”可以推测出，他们周游世界是在搜集世界上最好的艺术珍品。14空有fine的原词复现。2.D考查语境化选词。由该段最后一句话“Theyoungmanhaddiedwhilerushingafellowsoldiertoadoctor.”可以看出，这里表达的意思是：有一年，随着冬天的来临，战争吞没了整个国家，小伙子离开家乡到前线报效国家。所以选war，意思是：战争。3.C考查动词辨析。这里指的是年轻人参军保卫国家，所以选serve。Servethecountry意为：报效祖国。save挽救；help帮住；build建设。-14-\n4.A考查形容词辨析。下一句告诉我们，这位父亲在等待更多的关于儿子的消息，担心再也见不到自己的儿子，由此可以看出，电报上只是说儿子失踪了，所以选missing，意为：失踪的。5.B考查副词辨析。收到了儿子在战场上市总的电报，害怕再也见不到儿子，在等待更多消息的心情应该是不安的，所以选B。calmly冷静地；quietly安静的；secretly秘密地。6.A考查动词辨析。7空前有该词的名词形式复现。句意见4题。7.D考查动词辨析。由下一句可以看出，他所担心的事情真的发生了，也就是说他的儿子真的牺牲了。所以选D，意为：(得到)证实。complete完成；double加倍；remove移动开除。8.C考查形容词辨析。儿子去世了，父亲感到很孤独，所以选lonely，意为：孤独的。A项的干扰性很大，但是该词意为：不安的，和and前的upset意思是上重复。9.考查形容词。上一句中有选项的名词形式sadness复现。语境为：圣诞节的上午，敲门声唤醒了这位(因失去儿子)伤心的老人。10.B考查语境化选词。由他自我介绍中的“Iwastheonehewas12whenhedied．”可以看出，这位来客就是老人的儿子牺牲时救的那个人，在结合第二段的“Theyoungmanhaddiedwhilerushingafellowsoldiertoadoctor.”可以看出，他也是一位士兵。故选soldier。13空后也有原词复现。11.D考查名词。能够舍身相救，四个选项中只有friend符合语境。12.A考查动词。由第二段的最后一句话可知答案。rescue挽救。13.C考查动词。由语境以及下文的told可以看出，这两个人进行了一些谈话，所以选talk。14.B考查语境化选词。对应第一段的“apassionforartcollecting”，所以悬念love。句意为：战士告诉老人，他儿子生前告诉大家他非常热爱艺术品，更不用说他的父亲了。15.A考查名词。好的艺术作品都是艺术家创作的，而战士带来的礼物是战士自己画的，所以他要表达的意思是：我知道你很喜欢艺术珍品，我肃然不是艺术家，但是我画了一副您儿子的肖像，送给您。所以选artist。16.B考查副词。尽管这幅画画的不是多么好(也就是文章所表达的：世界上绝对不会有人认为这是一位天才画家的作品)，但是却细致的勾画出了小伙子的面部特征。所以选never。17.C考查固定搭配。indetail，为固定搭配，意为：详细地。18.A考查动词。收到了别人精心准备的礼物，自然应该感谢，所以选thank。-14-\n19.C考查动词短语辨析。pushaside“把……向旁边推”。语境为：老人把以前收藏的价值连城的艺术品放到了一边，而把儿子的画像挂到了最显眼的位置。其他各词都能和push搭配，但不符合语境。20.C考查语境化选词。这里指的就是老人收到的礼物，也就是战士送的画像，所以选gift。阅读理解AWhen47yearoldvolunteerSusanBoylesteppedontothestageofBritain'sGotTalentandannouncedshewasunemployed,hadneverbeenmarriedand“neverbeenkissed,actually”，fewintheaudiencewouldhavewonderedwhy.ThisMsBoyle,lookingunfashionable,fromavillageinScotland,shockedthethreejudgesandtheaudiencewiththesongIdreamedadreamfromthemusicalLesMiserablesonashowofBritain'sGotTalent,oneofthehottestrealityshowsinBritain.Shecouldn'thidetheawkwardnesswhenwalkingtothecenterofthestageinahousedress,andeveryone—includingthejudges—seemedlaughingatherwhenshesaidshewantedtobeassuccessfulasElainePaige.Assoonasshebegansinging,however,everyoneintheauditoriumfellsilent,thenrosewithinsecondstoapplaudherincrediblevoiceasthecelebrityjudgessatopenmouthed,andremainedstandingtotheend.Afterherperformance,oneofthejudgesPiersMorgansaid，“WithoutdoubtthatwasthebiggestsurpriseI'vehadinthreeyearsofthisshow.Whenyoustoodthereeveryonewaslaughingatyou.Nooneislaughingnow.Thatwasamazing.”ActressAmandaHoldenfollowed，“I'msothrilledbecauseIknowthatweeverybodywereagainstyou.Ihonestlythinkthatwewereallbeingverycynical(愤世嫉俗的)andIthinkthat'sthebiggestwakeupcallever.”SusanobviouslywonovertheheartsofmillionsaroundtheworldwithsensationspreadingacrosstheAtlantic.HollywoodactorsAshtonKutcherandDemiMoore—whobetweenthemhavenearly1.5millionfollowers—speakhighlyofher.Kutcherpostedalinktothevideoclip(片段).TheScottishtalentmadeherliveAmericandebutviasatelliteconnectiononCBS'sTheEarlyShow,doinganinterviewandsinginglivefromherroom.AndshealreadyacceptedaninvitationfromtalkshowhostessOprahWinfrey.NowBoylehasbecomeoneoftheworld'shottestcelebrities.Thevideoclipofherperformancehasbeenviewedmorethan50milliontimesonYoutube,becomingahitontheInternet.16．WelearnfromthepassagethatSusanBoyle________．-14-\nA．rosefromalowsocialclassB．hadanunhappymarriageC．livedwithadogaloneonafarmD．wonthechampionshipintheBritain'sGotTalentshow17．Atthebeginningoftheshow,almosteverybody________．A．lookedforwardtoherwonderfulperformanceB．wasattractedbyherbeautifuldressC．lookeddownuponherD．placedgreathopeonher18．Wecaninferthat________contributedmosttoherglobalpopularity.A．thejudgesB．theInternetC．thenewspaperD．theadvertisement19．The4thparagraphisintendedtotellus________．A．howSusanBoyleachievedhersuccessB．thecommentmadebyAmericanactorAshtonKutcherC．SusanBoyle'sinfluenceintheUSAD．OprahWinfrey'sinvitationtoSusanBoyleBTheclassofeighthgradeataLosAngelesmiddleschooltaptheirrulersandnodtheirheadstotherhythmoftherapvideoshownonascreen.Theiralgebrateacher,LaMarQueen,usesrhymetohelpthemmemorizeseeminglydifficultitemstoimprovetheirgrades.Queen,26,isnowknownatLosAngelesAcademyMiddleSchoolastherapteacher,buthisfamehasspreadbeyondthe2，200studentschoolinthisneighborhood.He'swonanationalawardandshownteachersandparentshowtouseraptoteachchildren.“Mathisabadwordformanystudents,butifweputitinaformthatkidsenjoy,they'lllearn，”Queensaid.“Rapiswhatthekidsrespondto.Theydon'thaveaproblemmemorizingthesongsatall.”Queen'smathrapcameaboutbychance.TwomonthsafterstartingatLAAcademy,hewasfrustratedwhenkidssaidhisclasswasboring.TheythoughtthathelookedlikethesingerKanyeWest,sotheychallengedhimtorap.Queenhasbeenrappingsincetheseventhgrade.Withhisstudents'challengeonhismind,hepushedasideworkonhislessonplansandwrotearapsongSlopeIntercept.Wordofhisrappingsoonreachedtheschool'smainoffice.PrincipalMariaBorgeswenttolookintoit,andcameoutsmiling.“Itintereststhekids，”shesaid.“Kidsseemtoknowalltherapsongs,andit'shelpfulforthemtoremembermathrules.”“Somekidswhoaren'teveninMrQueen'sclassgoaroundsinginghissongs，”saidKejonClosure,13,whowentfromaCaveragetoanA.Intheraps,Queendefinesamathconceptandworksthroughsampleproblemsstepbystep.Hekeepsarelaxedmannerwhensingingwithhisstudents.Queenalsotriestoinspirethem.Hislyricstellstudents“togetAsonyourpapers”，and“toberespectfulandlistentoyourparents”．Sometimesthestudentsappearinthevideosasarewardforgoodgradesandbehavior.20．Accordingtothepassage,LaMarQueenhasbeen________sincehebeganto-14-\nteachstudentsatLosAngelesAcademy.A．apopularteacher　B．amusicteacherC．amathematicsteacher　D．afamoussinger21．LaMarQueenhaswonanationalawardbecause________．A．heisgoodatcomposingrapsongsB．hisnewmusicalproductionwasshownonTVC．hecreatedauniqueteachingmethodinmathD．hegavestudentsalotofconfidence22．Wecaninferfromthelastparagraphbutonethat________．A．Queen'steachingmethodhasbeenwellreceivedbyboththeprincipalandthestudentsB．QueenmakesmatheasyandtriestoinspirehisstudentsintherapC．QueeniswillingtohelpthestudentswhoarenotgoodatmathD．PrincipalMariaBorgesdoesn'tthinkitagoodwaytoteachmathbyrapping23．ThispassagemaybetakenfromChinaDailyinthecolumnof________．A．society　B．educationC．entertainment　D．biographyⅢ.短文填词Lastweekend,ourschoolorganizedasocialactivity.Wearerequiredtofindouthowmuchthecountrysidehaschanged.Thecountrytakes24.________anewlookbothinlivingenvironmentandmentaloutlook.Hillsarecoveredwithtreesandgardensare25.________withflowers.Riversarecleanwith26.b________overthem,whichmakesthetrafficvery27.________(方便的).Farmersarelivinginthebeautifulhouseswhichareequippedwithfine28.________(家具).Whatimpressedusmostis29.________farmersarepayingspecialattentiontotheirculturallife.Becausetheyhavemoremoneyand30.l________physicalburden,theycanaffordmoretimeforleisure.Peoplelookmore31.________(精力充沛的)andyoungerthan32.________age.Thisactivitywasreallyabigsurpriseforus.Whatwesawinthecountrysidewasfarbetterthan33.e________.参考答案课时作业(十七)Ⅱ.A正如一位哲人所说，“小人物也有大梦想”。在英国，47岁的妇女SusanBoyle也有自己的追求和梦想。那么她来到“英国达人秀”会有怎样的经历呢？她最终会成功吗？16．A　推理判断题。从文章第一段中的“shewasunemployed,hadneverbeenmarriedand‘neverbeenkissed，actually’”和“fromavillageinScotland”这些信息可推知，SusanBoyle来自社会的底层，所以选A项。17．C　细节理解题。从文章第二段中的“everyone—includingthejudges—seemedlaughingather”可知，人们最初都嘲笑她，看不起她。答案选C项。18．B-14-\n　推理判断题。从文章最后一段的内容可推知，她红遍全球要归功于互联网的传播，答案选B项。19．C　推理判断题。通读文章第四段的内容可推知，该段主要讲述SusanBoyle在美国的影响，据此选C项。B美国洛杉矶的一位数学老师把复杂难懂的数学概念变成了说唱乐，从而让学生们如痴如醉地在数学公式里遨游。20．C　细节理解题。根据文章第二、三段可知LaMarQueen在从教之初并不受学生欢迎，他用说唱的方式授课后才出名的，可排除A项。根据文章第一段Theiralgebrateacher(他们的代数老师)以及后文多次提到的“math”可知答案为C项。21．C　推理判断题。根据全文尤其是第一、二段内容可知LaMarQueen教数学的方式与众不同，正因为他独特的教学方法使他获奖，故选C项。22．A　推理判断题。题干中thelastparagraphbutone是“倒数第二段”的意思，注意审题。从校长调查到学生说的话可知LaMarQueen的教学被校长和学生认可。故选A项。23．B　推理判断题。全文介绍LaMarQueen用说唱的方法教授数学，属于教育类文章。故选B项。Ⅲ.24.on　25.filled　26.bridges　27.convenient　28.furniture29．that　30.less　31.energetic/lively　32.their　33.expected课后阅读---------Speedandcomfort 又快捷又舒适People,travelinglongdistancesfrequentlyhavetodecidewhethertheywouldprefertogobyland,sea,orair.Hardlyanyonecanpositivelyenjoysittinginatrainformorethanafewhours.Traincompartmentssoongetcrampedandstuffy.Itisalmostimpossibletotakeyourmindoffthejourney.Readingisonlyapartialsolution,forthemonotonousrhythmofthewheelsclickingontherailssoonlullsyoutosleep.Duringtheday,sleepcomesinsnatches.Atnight,whenyoureallywishtogotosleep,yourarelymanagetodoso.Ifyouareluckyenoughtogetasleeper,youspendhalfthenightstaringatthesmallbluelightintheceiling,orfumblingtofindyourticketforinspection.Inevitablyyouarriveatyourdestinationalmostexhausted.Longcarjourneysareevenlesspleasant,foritisquiteimpossibleeventoread.Onmotorwaysyoucan,atleast,travelfairlysafelyathighspeeds,butmoreoftenthannot,thegreaterpartofthejourneyisspentonroadswithfewservicestationsandtoomuchtraffic.Bycomparison,ferrytripsorcruisesofferagreatvarietyofcivilizedcomforts.Youcanstretchyourlegsonthespaciousdecks,playgames,meetinterestingpeopleandenjoygoodfood----alwaysassuming,ofcourse,thattheseaiscalm.Ifitisnot,andyouarelikelytogetsea-sick,noformoftransportcouldbeworse.Evenifyoutravelinidealweather,seajourneystakea-14-\nlongtime.Relativelyfewpeoplearepreparedtosacrificeholidaytimeforthepleasureoftravellingbysea.Aeroplaneshavethereputationofbeingdangerousandevenhardenedtravellersareintimidatedbythem.Theyalsohavethedisadvantageofbeinganexpensiveformoftransport.Butnothingcanmatchthemforspeedandcomfort.Travellingataheightof30,000feet,farabovetheclouds,andatover500milesanhourisanexhilaratingexperience.Youdonothavetodevisewaysoftakingyourmindoffthejourney,foranaeroplanegetsyoutoyourdestinationrapidly.Forafewhours,yousettlebackinadeeparmchairtoenjoytheflight.Therealescapistcanwatchafilmandsipchampagneonsomeservices.Butevenwhensuchrefinementsarenotavailable,thereisplentytokeepyouoccupied.Anaeroplaneoffersyouanunusualandbreathtakingviewoftheworld.Yousoareffortlesslyoverhighmountainsanddeepvalleys.Youreallyseetheshapeoftheland.Ifthelandscapeishiddenfromview,youcanenjoytheextraordinarysightofunbrokencloudplainsthatstretchoutformilesbeforeyou,whilethesunshinesbrilliantlyinaclearsky.Thejourneyissosmooththatthereisnothingtopreventyoufromreadingorsleeping.Howeveryoudecidetospendyourtime,onethingiscertain:youwillarriveatyourdestinationfreshanduncrumpled.Youwillnothavetospendthenextfewdaysrecoveringfromalongandarduousjourney.-14-\n出远门的人常常需要决定是走旱路、水路，还是坐飞机。很少有人能够真正喜欢坐几个小时以上的火车。车厢很快就变得拥挤、闷热，想摆脱开旅途的困扰是很难的。看书只能解决部分问题。车轮与铁轨间单调的嘎喳声很快就会送你进入梦乡。白天是忽睡忽醒，到了夜晚，你真想睡了，却很难入睡。即使你走运弄到一个卧铺，夜间有一半时间你会盯着车顶那盏小蓝灯而睡不着觉；要不然就为查票摸索你的车票。一旦抵达目的地，你总是疲惫不堪。乘汽车作长途旅行则更加不舒服，因为连看书都几乎不可能。在公路上还好，你至少能以相当快的速度安全地向前行。但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。相比之下，坐船旅行或环游可以得到文明世界的各种享受。你可以在甲板上伸展四肢、做游戏，还能见到各种有趣的人，能享用各种美味佳肴——当然，这一切只有在大海风平浪静的情况下才有可能。如果大海肆虐起来，你就可能晕船，那种难受劲儿是任何一种别的旅行方式都不会带来的。即便风平浪静，坐船旅行也要占用很长时间。没有多少人会为了享受坐船旅行的乐趣而牺牲假期的时间。飞机以危险而著称，连老资格的旅行者也怕飞机。飞机的另一个缺点是昂贵。但就速度与舒适而言，飞机是无与伦比的。腾云驾雾，在3万英尺高空以500英里的时速旅行，这种经历令人心旷神怡。你不必想办法去摆脱旅途的困扰，因为飞机会迅速地把你送到目的地。几小时之内，你躺在扶手椅上，享受着旅途的欢乐。真正会享受的人还可以在某些航班上看一场电影和喝香槟。即使没有这些消遣条件，也总是有事可做。飞机上，你可以观察世界上非同寻常的奇妙的美景。你毫不费劲地飞越高山幽谷，你确能饱览大地的风貌。如果这种景色被遮住了，你便可以观赏一下展现在你面前的、一望数英里的、连绵不断的云海，同时阳光灿烂，天空清澈明朗。旅途平稳，丝毫不妨碍你阅读或睡眠。不管你打算如何消磨时间，有件事是可以肯定的，即当你抵达目的地时，你感到精神焕发，毫无倦意，用不着因为漫长旅途的辛苦而花几天时间休息来恢复精神。******************************************************结束(4)(25min.)(2022·沈阳市高三质量检测三——改编)假设你是李华，最近国内一家英文报纸正在讨论大学生开网店的问题。以下是你所在班级的讨论情况。请你给该报写一封信，反映讨论结果。赞成反对1.大学生时间充裕，具有丰富的网购经验；2.大学生思想活跃，了解时尚需求。1.大学生开网店浪费时间，会耽误学业；2.大学生缺乏经商经验，容易失败。你的观点……注意：1．词数不少于120；2．不要逐句翻译，可适当增加细节以使行文连贯；3．开头已给出，不计入总词数。DearEditor，Recently,ourclasshavehadaheateddiscussiononwhethercollegestudents-14-\nshouldrunonlineshops.__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________参考范文Onepossibleversion：Recently,ourclasshavehadaheateddiscussiononwhethercollegestudentsshouldrunonlineshops.Somestudentsthinkthatcollegestudentshavenotonlyenoughsparetimebutalsorichexperienceinonlineshopping.Besides,theyknowthetrendoffashionverywell,whichishelpfulfortheirjobsinthefuture.Others,however,holdtheoppositeviewthatrunningonlineshopswillwastealotoftime,whichcandefinitelyaffecttheirstudies.What'smore,itiseasierforthemtofailinthebusinessowingtothelackofexperience.Asaresult,the-14-\nfailurewillhavealastinginfluenceonthem.Inmyopinion,collegestudentsshouldfocusonstudiesfirst.Afterall,runninganonlineshoprequiresmuchtimeandenergy.Collegestudentsshoulddevotemostoftheirtimetostudyinginsteadofmakingmoney.Yourstruly，LiHua******************************************************结束阅读理解ATwoyearsago，theFunkfamilyofsuburbanChicagoadoptedaChinesebabygirlwhohadbeenabandonedonasidewalknearatextilefactoryinYangzhou.Lastyear，theRamirezfamilyofsuburbanMiamiadoptedagirlwhohadbeenabandonedaweeklateronthesamespot.BothfamiliesnamedtheirdaughtersMia.Itturnsout，afirstnameandChineseheritagearen’ttheonlythingsthethreeyearoldshaveincommon.Thegirls’mothers—HollyFunkandDianaRamirez—metonawebsiteforparentswhohadgonethroughinternationaladoptions.Afteralotofemailscomparingphotographsandbiographicaldetails，DNAtestingprovedthefamilies’suspicions:Thegirlsareprobablyfraternaltwins.“Iwasinshock，”saidRamirez，wholiveswithherhusbandCarlosinPembrokePines，Florida.“Well，nowthisisforreal.”TheInternetandWebgroupsrevolvingaroundinternationalorphanagesareincreasinglybeingusedtolinkadoptedchildrenwithbiologicalkin(亲属)．ThesitethatFunksandRamirezesusedhasamembershipof137people，with15setsoftwinsand7setsofsiblingswhoserelationshipshavebeenconfirmed.AtareunionatChicago’sO’HareInternationalAirport，MiaDiamondFunkand-14-\nMiaHanyingRamirezshylysurveyedeachother，andthenreachedforeachother’shand.DNAtestsestablishan85percentprobabilitythatthegirlsareatleasthalfsisters.Scientistsdonothaveabiologicalparenttotestandreachagreatercertainty，butgiventheiragesandphysicalsimilarities，expertssayitislikelytheyarefraternaltwins.DouglasandHollyFunkhopetobringtheirMiatoMiamiinOctober.Bothsetsofparentssaytheyarecommittedtostayingintouchandoftenletthetwosisterstalktoeachotheronthephone.16．Boththeadoptedgirlssharedafirstname________.A．becausetheybothcamefromChinaB．becauseoftheirphysicalsimilaritiesC．becausetheirUSparentssuspectedtheyweretwinsD．fornogoodreason17．Whydidthegirls’mothersmeetontheInternet?A．Tocomparephotographsofthetwogirls.B．Tofindthegirls’biologicalkin.C．Totesttheirsuspicions.D．Toknowhowtoadoptchildren.18．Expertsarestillnot100percentsurethatthetwogirlsarefraternaltwinsbecause________.A．DNAtestsarestillnotaccurateenoughB．thetwogirlswerebornintwodifferentfamiliesC．theDNAofabiologicalparentisstillmissingD．onegirlwasbornaweeklaterthantheother19．WhatRamirezsaidinParagraph4suggeststhatshe________.A．didn’tbelievewhathadhappenedB．wassurprisedatwhathadhappenedC．didn’twanttoacceptthefactD．waspleasedwithwhattheyhaddone20．Whatwouldbethebesttitleforthepassage?A．AdoptedSistersAreReunitedB．AdoptedSistersLiveHappilyintheUSC．SuspicionTurnedintoReality-14-\nD．TheStoriesofTwoFamiliesBTheearth，moon，sunandallvisiblestarsintheskymakeuplessthanonepercentoftheuniverse.Almostalltherestisdarkmatteranddarkenergy，unknownforcesthatpuzzleastronomers.Observationsinrecentyearshavechangedthebasicunderstandingofhowtheuniverseevolvedandhaveindicatedhowlittleisknownaboutthemajorforcesandsubstancesthatshapedourworld.Astronomersnowknowthatluminous(发光的)matter—stars，planetsandhotgas...accountsforonlyabout0.4percentoftheuniverse.Nonluminouscomponents，suchasblackholesandintergalactic(星系间的)gas，makeup3.6percent.Therestisdarkmatter，about23percent，anddarkenergy，about73percent.Darkmatter，sometimescalled“colddarkmatter”，hasbeenknownforsometime.Onlyrecentlyhaveresearcherscometounderstandthekeyroleitplayedintheformationofstars，planetsandevenpeople.“Weoweourveryexistencetodarkmatter，”saidphysicistPaulSteinhardt.“Darkmatterdominatedthestructureformationintheearlyuniverse，”Steinhardtsaid.“Forthefirstfewbillionyearsdarkmattercontainedmostofthemassoftheuniverse.Youcanthinkofordinarymatterasafroth(泡沫状物)ofanoceanofdarkmatter.Thedarkmatterdumpsandtheordinarymatterfallsintoit.Thatledtotheformationofthestarsandgalaxies(星系)．Withoutdarkmatter，therewouldbevirtuallynostructureintheuniverse.”Thenatureofdarkmatterisunknown.Itcannotbeseenordetecteddirectly.Astronomersknowitistherebecauseofitseffectsoncelestial(天上的)objectsthatcanbeseenandmeasured.Butthemostdominatingforceofallintheuniverseiscalleddarkenergy,arecentlyprovenpowerthatastronomerssayiscausingthegalaxiesintheuniversetoseparateatafasterandfasterspeed.21．Weknowfromthetextthat________.A．allvisiblestarsareveryimportantintheuniverseB．thebasicunderstandingoftheuniverseevolutionwastotallywrongC．darkmatterisalsoknownasdarkenergy-14-\nD．darkenergymakesupaboutthreequartersoftheuniverse22．Thetexttellsus“darkmatter”________.A．playsanimportantpartinformingstars，planetsandhumansB．hasbeenfullyunderstoodbyresearchersC．remainsanunimportantforcetotheuniverselikedarkenergyD．hasnothingtodowiththeformationoftheuniversetoday23．“Themajorforcesandsubstancesthatshapedourworld”(inPara.2)refersto_______.A．luminousmatterB．nonluminousmatterC．darkmatterD．ordinarymatter24．AccordingtoPaulSteinhardt，ourexistencetoday________.A．dependsmainlyondarkmatterB．hassomethingtodowithordinarymatterC．resultsfromtheformationofcelestialobjectsD．evolvesfromthemassoftheuniverse25．Whichofthefollowingisthebesttitleforthepassage?A．DarkMatterorDarkEnergyB．TheFormationoftheUniverseC．DarkForcesDominatetheUniverseD．UnknownForcesPuzzleAstronomers16.D17.B18.C19.B20.A21.D22.A23.C24.A25.C-14-