3教师版本段落大意

A1

YoucangetworriedinCostaRica,especiallyinSanJosé,tryingtofindyourwayaround.ExceptforthecenterofSanJosé,moststreetshavenonamesornumbers.Peopleuseknownlandmarks(地标)togetaround,tofindaddresses,andtogivedirections.

ItiseasiertofindyourwayinthecenterofSanJosé.Avenues(大道)runeasttowest.Streetsrunnorthtosouth.Ifyougetlost,lookingforastreetsignonthesideofabuildingwillusuallyhelpyougettoyourplace.

TofindyourwayaroundCostaRica,youneedtoknowthat“100meters"isanotherwayofsayingoneblockor"50meters"forhalfablock.Thewordvaraisoftenusedinsteadofthewordmeterwhenpeoplearegivingdirections.

Landmarks,suchascornerstores,shoppingmalls,schoolsandotherbuildings,areusuallyusedwiththemetric(米制的)blocksystemtolocateaddresses.Forexample,infindingahousesomeonemightsay,"Fromthatshoppingmall,200meterswestand300meterssouth."AnoldtrickCostaRicansoftenuseisfindingfourpasspoints(方位点).ThefrontdoorsofallchurchesinCostaRicafacewest.IfyouliveinSanJosé,thereisanotherwayforfindingthepasspoints.ThePoásVolcanoisnorth,theCruzdeAlajuelaMountainissouth,thedirectionofCartagoiseastandthedirectionoftheSabanaorRohrmoseriswest.Thissystemofusinglandmarksshouldmakeiteasierforyoutofindyourwayaroundthecity.Whatdoesthesecondparagraphmainlytellus?A.HowtofindyourwayinthecenterofSanJosé.

B.HowtobuildahouseinthecenterofSanJosé.

C.WhattodowhenyoutravelinSanJosé.

D.Howtolookforastreetsign.【解析】【文章大意】本文主要讲述了在哥斯达黎加人们如何使用已知的地标到处走动，寻找地址，并给出方向。

段落大意题。分析第二段可知在圣何塞市中心比较容易找到路。林荫大道由东向西延伸。街道从北到南。如果你迷路了，在建筑物旁边找一个路标通常会帮你找到你的住处。所以本段讲的是如何在圣何塞市中心找到路，故选A。B2

WhenShanghaiintroducedanewrubbishsortingpolicy(分类政策)inJulylastyear,thepeopleinthiscitytooksometimetogetusedtoit.Theyjokedthateverytimetheytookouttheirlitter,theauntstandingbythebinswouldask,"Whatkindoflitterareyou?"

StartingonMay1,BeijingjoinedmanyChinesecitiesbyintroducinganewrubbishsortingpolicy.Peopleshouldsorttheirlitterintofourgroups:kitchen,recyclable,harmfulandotherwaste.Thesegroupsarerepresented(代表)byfourdifferentcolorsofrubbishbinsgreen,blue,redandgrey.Thosewhofailtosorttheirlittercorrectlymayfacefinesofupto200yuan.

ThewayBeijingsortsitsrubbishsoundsdifferentfromcitieslikeShanghaiandQingdao.Thesecitiesusefourdifferentgroups:wet,recyclable,harmfulanddry.Althoughtheirnamesaredifferent,thegroupsareactuallythesame.WetrubbishinShanghaiis,infact,kitchenrubbish.Anddryrubbishisthesameasotherwaste.

Manypeopledonˈtknowhowtosorttheirlittercorrectly,soBeijinggovernmentisofferingonlineguidelines.Ifpeopledon’tknowhowtothrowawayrubbish,theycansearchforitontheWeChataccountGuanchenglishi(管城理市)tofindout.Bysearchingakeywordortakingaphoto,peoplecanfindoutwhichgrouptheirwastebelongstoatonce.Thelastparagraphmainlytalksabout_______.A.thegovernmentˈsadviceaboutrubbishsortingpolicy.

B.problemswithBeijingˈsrubbishsortingpolicy.

C.howBeijinggovernmenthelppeoplesorttheirrubbish.

D.actionswecantaketoprotecttheenvironment.【解析】【文章大意】本文主要介绍上海和北京垃圾分类政策。

4.

主旨大意题。最后一段主要介绍北京政府帮助人们垃圾分类。故选C。C3ChenJuwen,a70yearoldmanfromavillageinShijiazhuang,NorthChina'sHebeiProvince,recentlyreturnedtohishomesuccessfullyonhisoldelectrictricycle(电动三轮车)afterspendingnearly98daysonasolojourneytoTibet."Iheardthatthesightstherearebeautiful,butthetravellingtoTibetmaybealittlebitchallengingforme,becauseofitshighaltitude(海拔),"Chensaid."Butthemorechallengingitis,themoreIwanttohaveatry."However,Chen'sthoughtreallyworriedhisfamilyandtheywereagainsthisgoingsofarawaygreatly."Myfatheristoooldtodosuchacrazything.Besides,hehashighbloodpressureandaheartproblem,"Chenˈssonsaid.Butnothingcouldstoptheoldman.Withouttellinganyone,ChenstartedhisjourneyaloneonemorninginJune,carryinghisnecessities(必需).Chenenjoyedmanyplacesofinterestalongthewayduringhisjourney,whichcoveredmorethan5000kilometres,"ThefantasticsightsontheroadandinTibetmademesohappy,"hesaid.Chensaiditalsobroughthimotherbenefits(好处).Forexample,itwassuchalongjourneythathelostninekilogrammes.Italsogavehimchancestomakemorethan300friends,includinglocalpeopleandothertravellers."Ihopemorepeoplecangooutsideandhavealookatdifferentthingsthatwillmakethemhappyandhealthy,"Chensaid.Thesecondparagraphmainlytellsus________.A.whenChentravelledtoTibet

B.whyChenwantedtotraveltoTibet

C.howdifficultitwastotraveltoTibet

D.howChenpreparedforhistraveltoTibet【解析】【文章大意】本文主要介绍了一位70多岁的老人去西藏旅行的故事。

根据第二段的段落大意可知，第二段主要介绍了陈举文去西藏旅行的原因。选项B.为什么陈想去西藏旅行。符合题意，故选B。D4Doyouloveseeingbeautifullanternsoutside?ThebesttimetodothisisduringtheLanternFestival,whichfallsonthe15thdayofthefirstlunar(阴历)month.ThisyearitisonFebruary19th,markingtheendofSpringFestivalcelebrations.Lanternsareabigpartofthefestival.Onestorysaysthatthebrightlanternsshowrespecttogods.Anothersaysthatpeoplelightlanternstocelebratethedisappearanceofdarknessofwinter.Inoldtimes,theLanternFestivalwasalsoromantic.Atthattime,younggirlswerenotallowedtogooutveryoftenexceptduringcertainfestivals.Therefore,lookingatlanternsgaveyoungpeopleachancetomeeteachother.AlinefromXinQiji,apoetduringtheSongDynasty,showsthis:“Restlessly,Isearchedforherinthousands,hundredsofways.SuddenlyIturned,andthereshewasintherecedinglight.”Watchinglanternsisagreatevent.Youseelanternsinanysizesandshapesyoucanimagine,fromanimalstoplantsandflowers.Tomakethisactivitymorefun,peopleputriddles(谜语)onthelanterns.Insomeplaces,peoplelikereleasingskylanterns,whicharecalledKongminglanterns.Askylanternisasmallhotairballoonmadeofpaper,withanopeningatthebottomwherethereisasmallfiresource.Whenthebrightlightsflyhighinthesky,peoplemakewishes.Thesecondparagraphmainlytalksabout______ofLanternFestival.A.thehistory B.theculture C.thestory D.thedate【解析】【文章大意】文章介绍了元宵节看灯笼的传统及相关知识。

【关键词】lanterns;

theLanternFestival...文章第二段主要讲了人们关于元宵节点灯笼的传说故事，故选C。E5

It's5:00inthemorningwhenthealarmringsinmyears.Irolloutofbedandwalkblindlythroughthedarkintothebathroom.Iturnonthelightandputonmyglasses.ThehouseisstillasIwalkdownstairswhilemyhusbandandthreekidssleeppeacefully.UsuallyIgoforalongbuttodayIchoosemyfavoriteexerciseDVD.Sweatpoursdownmyfaceandintomyeyes.MyheartracesasIfacemybodytofinisheachmovement.AsIneartheendoftheexercise.Ifeelextremelytired,butasmileisonmyface.It'snotasmilebecausetheDVDisover,butasmileofsuccessfrompushingmybodytoitsextremelimit.

Somepeopleenjoyshopping,smokingorevenchocolate.ButIneedexercisetogetthrougheachday.Someshakeheadswhentheyseemerunthroughthetown.OthersgethurtwhenIrefusetotryjustonebiteoftheirgrandmother'schocolatecake.Theyraisetheireyebrows,surprisedbymy"No,thankyou."orbymychoicetohavesalad.Overtheyears,Ihavelearnedit'sOkaytojustsayno.Ishouldn'tfeelsorryforrefusingfoodthatIdon'twanttoeat.

Sowhatdrivesmetorolloutofbedat5:00am?Whatgivesmethereasontojustsaynotoicecream?mitment,amitmenttochangemylifewithawaythatreducesdailyanxiety.Increasesselfconfidenceandenergyandaboveallimprovesmybodyshape.ThisisthepointwhereasmileappearsonmyfaceasIlookatmyselfinthemirrorortryonmyfavoritepairofjeansthatnowfitjustright.It'sthroughmitmentandsweatthatIcanmakeadifferencewithinmyselfinsideandout.Thesecondparagraphtellsusthat________.A.shetreatsothersimpolitely

B.shelikestomakeotherssurprised

C.othersdon'tunderstandwhatshedoes

D.otherstrytohelpherbyofferingherfood【解析】1.【文章大意】本文介绍了作者以坚强的意志投入日常锻炼，告诉人们坚持就是成功。主旨大意题。由Somepeopleenjoyshopping,smokingorevenchocolate.ButIneedexercisetogetthrougheachday.Someshakeheadswhentheyseemerunthroughthetown.OthersgethurtwhenIrefusetotryjustonebiteoftheirgrandmother'schocolatecake.Theyraisetheireyebrows,surprisedbymy"No,thankyou."orbymychoicetohavesalad.有些人喜欢购物、吸烟甚至巧克力。但是我需要锻炼来度过每一天。有些人看到我跑过小镇时会摇头。当我拒绝尝一口他们祖母的巧克力蛋糕时，其他人会受伤。他们扬起眉毛，惊讶于我的“不，谢谢”或者我选择吃沙拉。可知本段介绍了人们对作者的不理解，故选C。F6Doyouoftenlistentomusicatloudvolumes?Youshouldknowthatthishabitisbadforyouhearing,accordingtotheWorldHealthOrganization(WHO).Over1billionyoungpeopleareatriskofhearinglossbecauseoflisteningtoloudnoiseforlongperiodsoftime,WHOsaid.ListeningtomusicorwatchingaTVshowatloudvolumescanharmyourhearing.TheUnitedNationshasstandardsforsafelistening.Itisnotsafetolistentosoundsthatarelouderthan85decibels(dB分贝)foreighthoursor100dBfor15minutes.Thesoundofabusyroadisabout85dBandthesoundofarockconcertcanbeabout100dB.Loudnoiseisharmfultotheinnerear(内耳).Mostofusarebornwithabout16,000haircells(听毛细胞)inourinnerears.Thesecellsdetectsounds.However,listeningtoloudnoiseforalongtimecanmakethesecellsworktoohardandcausesomeofthemtodie.Thisiswhatcauseshearingloss.Somepeoplemightthinkthattheirmusicisn’tallthatloud.Butthiscandependonwhereyouare.Forexample,ifyouareinanoisyplacelikethesubway,youmightturnupyourmusictooloudwithoutrealizingit.Later,whenyoulistentoitatthesamevolumeinaquietplace,youmightfeelunfortable.WHOsaidthe“safelevel”formostsoundisbelow80decibelsforupto40hoursaweek.Alevelof80decibelsisalmostthesameasthenoiseofasubway.Whatdoesthefifthparagraphtellus?A.Peoplelovetolistentoloudmusic.

B.It’sreasonabletolistentoloudmusicinsomeplaces.

C.Peoplearelikelytolistentomusiconthesubway.

D.Peopledon’talwaysrealizehowloudtheirmusicis.【解析】1.【文章大意】本文主要讲了长时间大声听音乐或看电视节目会损害你的听力。

【关键词】loudvolumes;

safelistening...根据短文内容WHOsaidthe“safelevel”formostsoundisbelow80decibelsforupto40hoursaweek.Alevelof80decibelsisroughlyequaltothenoiseofasubway.可知，世卫组织说，大多数声音的“安全水平”在80分贝以下，每周最多40小时。80分贝的噪音水平大致相当于地铁的噪音，但是人们并不总是意识到他们的音乐有多大声，故选D。G7Oldhabits,especiallybadones,canbehardtobreak.PeopleoftenmakefunofNewYear’sresolutions(决心).However,resolutionspresentbigopportunityforselfimprovement.Fortunately,socialsciencehassomeideasabouthowtostartagoodhabitandsticktoit.

GaryCharnessandUriGneezy,twoscientistsattheUniversityofChicago,didsomeresearch,where120studentswereaskedtotakepartinanexperimentaboutexercisehabits,andeachofthemwouldget$175intheend.Thestudentswererandomlyassigned(随机分配)tothreegroups.Thefirstgroupgotthemoneyforjustgivingresearcherspermissiontorecordtheirgymattendance.Thesecondgroupgavepermission,buthadtogotothegymatleastoncethenextmonth.Thefinalgroupgavepermissionandhadtogotothegymeighttimesthatmonth.Unsurprisingly,thegroupthathadtomakeeightgymvisitstogetpaidexercisedmorethantheothertwogroups.Afterthepaymentsstopped,thesestudentskeptgoingtothegymathigherrates(频率).Theywenttothegymabouttwiceasoftenastheothertwogroups.Inanotherstudy,researchersinvited151studentstoworkoutinthegym,andrandomlyassigned75toa"temptationbundling"group.Astheyexercised,theylistenedtothestartofanattractiveaudionovel.Attheendoftheirworkout,studentsweretoldthatiftheywantedtohearwhathappenednextintheirbook,theywouldhavetoebacktothegym.Theycouldonlylistentotheaudiobookwhileexercising.Theother76studentsalsopletedthefirstworkoutbutwithoutanykindoftemptationbundle.Itturnedoutthatthestudentsinthetemptationbundlinggroupvisitedthegym27%moreoftenthanthecontrolgroupoverthenextsevenweeks.Sadly,thetemptationbundlingtrickfellapartovertheThanksgivingholidaywhenthegymwasclosed.Thestudiesshowthattryingsomethingnewquiteoftenforaslittleasamonthcankickstartalastingchangeinbehavior.Moreover,"temptationbundlingmayaIsobeausefulmethodforchangingbehavior,particularlywhenusedtogetherwithothermethods.Evenifyoucannotpromiseyourselftostickwithsomethingforlong,thereisahugebenefitinputtinginalotofenergyforafewweeks.Itmaypayoffforlongerthanyouthink.So,whynotchallengeyourselfwithnextNewYear'sresolution?Thethirdparagraphismainlyabout_____________.A.howtheresearchwasperformed

B.whatwasfoundintheresearch

C.whythescientistsdidtheresearch

D.whotookpartintheresearch【解析】1.【文章大意】本文主要通过一些实验来提供关于如何养成好习惯的建议。

主旨大意题。根据第三段内容可知，本段具体介绍第一个关于怎样养成经常锻炼的好习惯的实验，即研究是如何进行的，故选A。H8ItisreportedthatteahashelpedthepoorfarmersinYunnanfindawayoutofpovertythankstotheeffortsofamannamedRenHuaican.Renwassufferingmouthulcers(溃疡)whenhefirstvisitedtheJingmaiMountaininPu’erCityinthespringof2006.However,afterpickingoffseveralleavesfromtheoldteatreesandchewing(咀嚼)them,hefoundthepainwasgonethenextmorning.Hefeltveryamazed.RenbegantoshowgreatinterestintheteafromYunnan.Hefoundthatthelocalteabusinesswasveryscattered(分散的).Healsorealizedthatthelocalteafarmerswereverypoorbecauseoftheunderdevelopedteamarket.Sohemadeuphismindtodeveloptheteaindustryinordertohelpthelocalpeoplegetoutofpoverty.InSeptember2006,Rensetupateapany.Hehiredpoorfarmersfromneighbouringareastopicktealeaves.Professionaltechnicians(技师)wereinvitedtoteachthefarmershowtodotheirjobsscientifically.Thepanytaughtthemhowtomanagetheirtreesandproducethebesttea.Asaresult,theirteaqualityhasgreatlyimproved,andthepricehasgoneup.Inthisway,theteapanyhashelpedmanypeoplegetoutofpoverty.Whatisthethirdparagraphmainlyabout?A.Howthefarmerspickedtealeaves.

B.HowRenhelpeddevelopthelocalteaindustry.

C.WhyRenwantedtohelpthefarmers.

D.WhatRendidfortheprofessionaltechnicians.【解析】【文章大意】文章介绍了一个叫任怀灿的人一次偶然的机会对茶叶产生了浓厚的兴趣，后来在他的努力下他创立了自己的茶叶公司，专业生产茶叶，为当地的农民致富，为帮助云南的贫困农民找到了脱贫之路。主旨大意题。通读第三段可知，该段主要讲述的是任怀灿如何振兴当地的茶叶市场的，他建立茶叶生产公司。雇佣贫困的农民来采茶，并且请专业技术人员做指导，以便提高茶叶的质量和农民的收入。故选B。I9

Cicadas（蝉）arenaturalpartofsummer,singingloudlyandproudly.Theyareharmlesstohumans,butcandamagetrees.“Cicadasareharmfultocherrytreesandsweetosmanthustrees,”saidRuanWangzhou,chiefoftheHangzhouGreeningManagementStation,whichisinchargeofthegardensandgreenerythroughoutZhejiang’sprovincialcapital.

Takecherrytreesforexample.EachJulyandAugust,thejuiceintheirbuds（花蕾）makesthemthefavoritefoodandegglayingplacesforcicadas.Theinsects’layingeggsinthebudscancausethetreestodie.

Tosolvetheproblem,thestationinvitedpeopletocatchcicadasinaparkinHangzhouthisAugust.Over50peopleshowedup,farmorethantheexpectednumber20.ThestationalsoinvitedJinSucui,a62yearoldexpertfromLishui,Zhejiang,toteachpeoplehowtocatchcicadas.

“Catchingcicadasisactuallyquitesimple,”Jinsaid.“Allyouneedisalongstick,apieceofstickypaperandabagtoholdthecicadas.Justkeepyourhandssteadyandyoureyesonthestickypaper.”Jincaughthundredsofcicadaswithintwohours.

Ruansaidhehopedmorepeoplecouldtakepartintheactivity.“ParentscanbringtheirchildrenalongtocatchcicadasduringsummerasawaytogetintouchwithMotherNatureanddeveloptheirawarenessofprotectingtheenvironment,”Ruanadded.Whatdoesthefourthparagraphmainlytalkabout?A.Thereasonforcatchingcicadas.

B.Theplacetofindcicadas.

C.Thewaytocatchcicadas.

D.Thestepstodriveawaycicadas.【解析】1.【文章大意】本文讲述了由于蝉对樱桃树和桂花树有害，为了解决这个问题，今年8月，杭州市绿化管理站邀请人们在杭州的一个公园里捉蝉。而这个活动的意义在于让孩子接触大自然，培养孩子保护环境的意识。

主旨大意题。根据第四段中的“Catchingcicadasisactuallyquitesimple,”Jinsaid.“Allyouneedisalongstick,apieceofstickypaperandabagtoholdthecicadas.Justkeepyourhandssteady（平稳的）andyoureyesonthestickypaper.”（“捕蝉其实很简单，”金说。“你只需要一根长棍、一张粘纸和一个装蝉的袋子。保持你的手稳定和粘纸上你的眼睛。”）可知，这一段主要讲述的是捕蝉的方法。故选C。J10

Recyclingisawaytotakerubbishandturnitintonewproducts.It'shelpfultoourenvironment.Thereareanumberofdifferentrecyclingstepsthatallowmaterialstobeusedmorethanonce.

Allkindsofmaterialscanberecycled.Someofthemostmonthingsinusetodayincluderecyclingplastic,glass,metals,paper,electronicsandtextiles.Thingsmadeofthesematerialsincludesodacans,plasticmilkboxes,newspapers,putersandcardboardboxes.

Thereareanumberofadvantagesforrecycling.Theseinclude:Landfills—Recyclingmaterialsmeanslessrubbishandsavesspaceinlandfills.Resources—Whenweusematerialsagain,thismeanswecantakefewerresourcesfromtheearth.Pollution—Ingeneral,recyclingmaterialscanproducelesspollutionhelpingtokeepourenvironmentclean.

Besuretorecycleeverythingyoucaninyourhouseandschool.Thereisalmostalwaysa"recycle"rubbishcanaround.Besuretodropyourusedaluminum(铝)cansandplasticbottles.Athome,besuretoputpaperthingslikethenewspaper,paperboxes,andhomeworkpagesintotherecyclebox.

Plasticsareusuallymarkedwithanidentificationcodethatshowsarecyclingsymbolandanumberfrom1to7.Thisshowsthatthetypeofchemicals,ormaterial,usedinmakingtheplastic.Usedpapercanberecycledaroundseventimes.

Itishightimeweuseduparecyclestationineverystreet,acrossthecityandthecountry.Thisistheonlywayoutofhandlingrubbishwithoutcausingdangertotheenvironmentandourhealth.Forourselves,ourchildrenandourchildren'schildren,let'stakeactionnow!Thesecondparagraphmainlytellsusthat________.A.allkindsofmaterialscanberecycled

B.oldplasticandmetalscanberecycled

C.therearemanykindsofrecyclingsteps

D.puterscanbemadeofrecycledmaterials【解析】【文章大意】主要讲述了垃圾回收的方法和优点。主旨大意题。根据第二段的Allkindsofmaterialscanberecycled可知，本段主要讲各种材料都可以回收利用。故选A。K11

Doyouknowsomeonewhohasneverbeentroubledbytests?Yeah,somepeopleareluckylikethat.Butformostofus,takingtestscancausealotofbadfeelings,suchaslowconfidence,beingnervous,feelingdownonyourself,troublebreathing,troublesleepingorcoldhands.

Spendamomentthinkingaboutatestyouhavetotake.Doyouhaveanyofthesefeelings?Ifso,thatmightmeanyou'rehavingsometroubledealingwiththestressofthetest.

Nowthatweknowwhatstressfeelslike,let'stalkaboutwhereteststressesfrom.Hereareafewofthebiggestcausesofteststress:

•Pressurefromyourself.It'simportanttodoyourbestandstudyhard,butifyoufeellikeyoujustcan'tstoppushingyourselftoprepareoryouwon'tbehappywithanythingbutahighgrade,thatpressurecan'tbehardtodealwith.

•Pressurefromparentsandteachers.Mostparentswanttoseegreatreportcards,andtheycanstartpushingwhentesttimeesaround.Forteachers,manyschoolswanttoshowhightestgradesfromtheirstudents.Sotheyhavehighexpectationsfortheteachers,thentheteachershaveexpectationsforthestudents!

•petitionwithfriends.Youloveyourbestfriendsbutshe'salwaysaskingyouhowyoudidinthetestyoubothjusttook.Thisisnormal,butcanaddtosomeofthepressureyou'realreadyfeeling.

•Pastexperience.Ifyouhadabadtimewithatestinthepast,orifyou'vedonepoorlyinoneormoretests,youcouldfeelanxiousaboutthenextone.

•Negativethinking.Ifyouthinkyou'regoingtofail,oryoukeepbeatingyourselfupwiththoughtslike"I'mnotsmartenough"or"Ineverdowell",thiscanaddalotofstress.What'sthemainideaofthefirstparagraph?A.Testsmaycausethechangesoffeelingsformostofus.

B.Howwefindsomeonewhohasneverbeentroubledbytests.

C.Somepeoplewillhavesometroubleindealingwiththestressoftests.

D.Talkaboutthecauseofteststress.【解析】【文章大意】本文主要分析了考试压力从何而来。

主旨大意题。根据第一段Butformostofus,takingtestscancausealotofbadfeelings,suchaslowconfidence,beingnervous,feelingdownonyourself,troublebreathing,troublesleepingorcoldhands，可知第一段主要讲述考试可能会引起我们大多数人的情绪变化。故选A。L12

HaveyoueverheardsomethingaboutTuvalu?Itisoneofthesmallestcountriesintheworld.Itisdifficulttofindfreshwaterinthecountry,sopeoplecan'tgrowplantsorvegetablesinTuvalu.PeopleinTuvaluneedtopaymuchmoneyforfreshvegetablesfromforeigncountries.Itisquiteahighcostforthem.

However,theseaaroundTuvaluiscleanerthananyotherpartoftheworld,becausetherearenotanylargefactoriesinthecountry.Thisbeautifulcountryandcleanseaattractagreatnumberofpeoplefromforeigncountries.Forvisitors,itismorespecialthananyotherplacefromaroundtheworld.

Tuvaluwillfaceanotherproblemwhenthesealevelgrowstoomuch,becausethesealevelmaysoonbeehigherthanthelandofTuvalu.Ifthathappens,Tuvaluwillshowuponlyonoldmapsinthefuture.MostofthepeopleinTuvaluworryaboutthis,buttheycan’tdoanythingtostopthisfromhappening,andmanypeopleareleavingTuvaluforothercountries.

What'sworse,thereisonlyoneseniorhighschoolinTuvalu.

​​​​​​​AfterpeoplemoveawayfromTuvalu,theycan'tfindgoodpayingjobsbecausetheycanonlygrowfruit,catchfishandcleanhouses.ForpeoplestilllivinginTuvalu,maybetheycanlookonthebrightsideandtrytodosomethingtostopthesealevelgrowing.Whatdoesthethirdparagraphmainlytellus?A.TheproblemTuvalufacesnow.

B.Whatcausesthesealeveltogrow.

C.TheimportanceofTuvalutotheworld.

D.Howtostopthesealevelgrowing.【解析】【文章大意】文章主要介绍的是世界上最小的国家之一图瓦卢，以及因为海平面上升，当地居民面临的家园的问题。主旨大意题。根据第三段的主题句Tuvaluwillfaceanotherproblemwhenthesealevelgrowstoomuch,becausethesealevelmaysoonbeehigherthanthelandofTuvalu.（当海平面上升太多，图瓦卢将面临另一个问题，因为海平面很快就会超过图瓦卢的土地。）以及后面的内容讲到如果海平面上升，当地人只能去别的国家，可知主要是讲图瓦卢现在面临的问题。故选A。M13Thinkofasimpleobject—apieceofchalk,forexample.Areyourememberingitsname,itsshape,itscolororitssize?Areyourememberingwhatitisusedfor,orthesounditmakeswhentheteacherwritesontheblackboard?Scientistssaythatmemoryincludesdifferentpartsofthebrain,suchaslanguageandtheabilityofsense.Theybelievethatyoubegintocreateamemorywhenyounoticesomething.Thenmessagesaresenttodifferentbraincells,whichjointogethertoformconnections.Anewconnectiongoesintoyourshort—termmemory.Itisstoredthereforabout30seconds,andthenitiseitherlostorstoredinyourlong—termmemory.Havingagoodmemorymeansmakinglotsofconnectionsandstoringtheminyourlong—termmemory.Todothis,youneedtokeepyourbrainingoodshape.Eatplentyofbrainfoodsuchasfishoil,fruitandvegetables.Laughteralsomakesyourbrainmoreactive.Also,don’tforgettoexercise.Sodosomesportsorjustmovearoundalotinthehouse.Finally,getplentyofsleep.Thiswillmakeyourmemoriesgrowstronger.Whenyouwanttoremembernewinformation,youmustpayspecialattention.Useyoursensessight,smell,hearingandtouchandkeeprepeatingtheinformation.Todowellinyourexamsthisyear,turnofftheTV,silenceyourmobile,andreviewyourworkregularly.Toremembersomethingspecial,useyourimaginationtocreatevisualconnections.Forexample,youneedtotakeapencil,aneraser,yourIDcardandchipstoyournextexam.ImaginetheIDcardasthebodyofananimal,thepencilitslongneck,andtheeraseritshead.Youranimalishungry,sonowimagineiteatingabagofchips.Itmaysoundcrazy,butitsfunanditworks.Anotherwayistodosomethingdifferenttoyourroom.Turnapictureupsidedown,ortieasockaroundthedoorhandletoremindyourselfofsomethingtoremember!Themainideaofthethirdparagraphis___________.A.howtodowellinexams

B.howtoremembernewinformation

C.whytoreviewyourwork

D.whattoeattomakememoriesstronger【解析】【文章大意】本文主要介绍了如何让自己的记忆力更好，作者给出了几点具体的建议。细节理解题。主旨大意题。由段落的主题句Whenyouwanttoremembernewinformation,youmustpayspecialattention.以及整个段落可推测知，该段主要介绍了如何记住新的信息。故选B。​N14ChinasentupanewsatelliteoftheBeiDouNavigation(导航)SatelliteSystem(BDS)fromtheXichangSatelliteLaunchCenterinSouthwestChina’sSichuanProvinceat7:55pmonMarch9,2020(BeijingTime),onlyonestepawayfromfinishingthewholesystem.Chinabegantobuilditsnavigationsysteminthe1990sandstartedservingtheAsiaPacificAreain2012.Atpresent,allthefirstBDS1satelliteshaveendedupworkingthere,andatotalof54BDS2andBDS3satelliteshavebeensentintospace.paredwithothernavigationsystemsintheworld,thedesignoftheBDSisveryspecial.TheBDS3systemwillhaveatotalof30satellites,includingthreegroupsofsatellites.AndChinawillsendupthelastonesoon.SpaceengineershaveovereallkindsofdifficultiesduringtheCOVID19toachievethesuccessofthesending.ThenewsatellitehasthelargestsizeandthelongestlifeamongalltheBDS3satellites.Thesatellitehasincludedthefunctionsofnavigationandmunicationwithahigheraccuracy(精确度).Itcanprovideservicesforthedriverlesscars,ships,aswellasairplanes.Theabilityofshortmessagemunicationhasbeenimproved10timesonthissatellite.Userscansendamessageofover1,000Chinesecharactersatonetimeaswellaspicturesbythesatellite,quiteusefulinmanysituations.Itsabilitytoreceivesignalshasalsobeengreatlyimproved,too.ChinaplanstopletethewholeBDSinMay,2020,andprovidebetterservicesanywhereintheworld.Whatdoesthefourthparagraphmainlytalkabout?A.Theproblemsthenewsatellitecansolve.

B.Theadvantages(优势)ofthenewsatellite.

C.Howtosendupth