2019届高三英语一轮复习专题训练卷之阅读理解(全国通用)(5)科教科普类

届高三英语一轮复习专题训练卷之阅读理解（全国通用）：科教科普类1、AJapanesecompanyisdevelopingapairofsmartglassesthatcanhelpthosewithvisualorcomprehensionproblemstoreadwrittentextmoreeasily.CalledtheOtonGlass,theglassesaremeanttotranslatetextintosoundusingtwocamerasandanearpiece,bothfittedtoitsframe.Halfofthelens（镜片）isamirrorthatreflectsthewearer'seyesbacktothefirstcamera,whichtrackseyemovement.Theothercameracapturesthetext.Wearersusetheglassesbystaringatthetexttheycan'treadandblinking（眨眼）totriggertheglasses.Thenthecapturedwordsaresenttoacloudsystem,whichprocessesthetextandturnsitintosoundplayedthroughtheearpiece.Ifthesystemisunabletoidentifythewords,theimagesaresenttoaremoteworkerwhocandealwiththem.TheOtonGlassleaddesigner,KeisukeShimakage,startedworkingontheglassesin2012toaidhisfather,whohaddevelopeddyslexia,aconditionthatmakesitdifficultforsomeonetoreadandspell.Whilehisfathereventuallyrecovered,Shimakagecontinuedhisdevelopmentinordertohelpotherswiththedisorder.Currently,theOtonGlassisseekingfunding.Backerscangetapairoftheglassesfor5,000yen（roughly$47）.Smartglassesaren'tanewconcept,butit'sdifficulttopointtoanysinglepairofsmartglassesthatpeoplehavereviewedfavorably.Itcould,perhaps,bethatpreviousproductstriedtodotoomuch,orweretooexpensive.That'swhyIntel'sVauntsmartglassesstrippedoutsomefeatures,likeitscamera,LCDscreen,andspeakers.TheOtonGlassisforaveryspecificaudience,anditsrelativelylowpricecouldmakeitmoreappealingtothosewhowantanaffordablewaytounderstandthetextaroundthem.WhatwasKeisuke'soriginalpurposeindesigningtheOtonGlass?Totreathisfather'sdisease.Totranslatetextintosound.Toassisthisfathertoread.Tomakewrittentexteasiertoread.WhatistherightorderhowtheOtonGlassworks?Thecameracapturesthewords.Thewearerstaresatthetext.Thewearerhearsthesoundviatheearpiece.Thecloudsystemturnsthetextintosound.Thewearerblinkstogettheglassesworking.a,b,e,c,de,b,c,d,ab,d,a,e,cb,e,a,d,cTheunderlinedpart“strippedout”inthelastparagraphcanbereplacedby.improvedremovedincreasedinventedWhatisthelastparagraphmainlyabout?TheadvantagesoftheOtonGlass.Thecharacteristicsofsmartglasses.Consumers'evaluationoftheOtonGlass.Thetargetaudiencesofvarioussmartglasses.答案：1.C;2.D;3.B;4.A解析：1.细节理解题。根据文章第三段TheOtonGlassleaddesigner,KeisukeShimakage,startedworkingontheglassesin2012toaidhisfather,whohaddevelopeddyslexia,aconditionthatmakesitdifficultforsomeonetoreadandspell一句可知Keisuke设计OtonGlass的最初原因是为了帮助患病的父亲阅读和写东西。故选C。2•细节理解题。根据第三段可知在使用这种眼睛的时候，首先应该戴上眼镜，根据这一步可排除A和B选项。再根据Wearersusetheglassesbystaringatthetexttheycan'treadandblinking（眨眼）totriggertheglasses.一句可知第二步是要通过眨眼的形式激活眼镜。故可以得出正确答案为Do词义猜测题。最后一段Itcould,perhaps,bethatpreviousproductstriedtodotoomuch,orweretooexpensive一句提至U以前的产品想拥有更多的功能，因此导致价格过高。再根据后句TheOtonGlassisforaveryspecificaudience,anditsrelativelylowprice…可知TheOtonGlass的价格更低，故可以推知一些使价格上涨的功能被取消了，所以“strippedout”是去除的意思。故选B。本段的内容是智能眼镜不是新的概念,但它所具备的特点是别的智能眼镜所没有的。2It'sapopularbeliefthatafish'smemorylastsforonlysevenseconds.Itmayseemsadtothinkthattheydon'trememberwhatthey'veeatenorwherethey'vebeen,andtheydon'trecognizeyouoranyoftheirfriends—everymomentintheirlifewouldbelikeseeingtheworldforthefirsttime.Butdon'tbesoquicktofeelsorryforthem.Anewstudyhasfoundthatfishhaveamuchbettermemorythanweusedtothink.Infact,certainspeciesoffishcanevenremembereventsfromaslongas12daysago.Inthestudy,researchersfromMacEwanUniversityinCanadatrainedakindoffishcalledAfricancichlidstogotoacertainareaoftheirtanktogetfood.Theythenwaitedfor12daysbeforeputtingthembackinthetankagain.Researchersusedcomputersoftwaretomonitorthefish'smovements.Theyfoundthataftersuchalongbreakthefishstillwenttothesameplacewheretheyfirstgotfood.Thissuggestedthattheycouldremembertheirpastexperiences.Infact,scientistshadbeenthinkingforalongtimethatAfricancichlidsmighthaveagoodmemory.Anearlierstudyshowedthattheybehavedaggressively（挑衅地）infrontofcertainfish,perhapsbecausetheyrememberedtheirpast“fights”.Butuntilthelatestfindings,therewasnoclearevidence.Justasagoodmemorycanmakeourliveseasier,italsoplaysanimportantpartwhenafishistryingtosurviveinthewild.“Iffishareabletorememberthatacertainareacontainssafefood,theywillbeabletogobacktothatareawithoutputtingtheirlivesatrisks,”leadresearcherTrevorHamiltontoldLiveScience.Foralongtime,fishwereplacedfarbelowchimpanzees,dolphinsandmiceonthelistofsmartanimals.Butthisstudyhasgivenscientistsanewunderstandingoftheirintelligence.Whatisthearticlemainlyabout?Fishhavingverybadmemories.Fishbeingsmarterthanwethought.Howfishimprovetheirmemory.Whatwecanlearnfromfish.Accordingtothearticle,peopleusedtobelievethat.fishcouldonlyrememberpartoftheirpastexperiencesfishcouldrememberthingsthathappened12daysagoafish'smemorylastedforonlysevenminutesfishdidn'trecognizeanyoftheirfriendsHowcanfishbenefitmostfromagoodmemory?Theycanremember.wheretogetfoodandsurvivetheirenemiesandfightwheretoescapetowhenindangertheirfriendsandhelpeachotherWhichofthefollowingisTRUEaccordingtothepassage?Fishbehaveaggressivelyinafight.Fishcanremembermore.Fishdon'tbelongtothelistofsmartanimals.OnlyAfricancichlidshaveagoodmemory.答案：1.B;2.D;3.A;4.B3Thousandsofyearsago,peopledidn'tknowthattheEarthmoved.Theythoughtthesunreallydidmoveacrossthesky.TheGreekgodHelioswassaidtodrivethesunaroundtheskywithhischariot（战车）.Butnow,theseideashaveallchanged.Nowadays,itisthesunthatdrivesour“chariot”aroundthesky.Sowhatdoesallthismean?Well,quitesimply,thereisnowaplane（or“chariot”）thatispoweredbythesun.Ithasspecialpartsinitswings.Thesepartsabsorbpowerfromthesun.Theyabsorbsomuchpowerthattheycancarryonflyingatnight.IntheGreekmyths（希腊神话）,Helioshadtotakeabreakatnight.Itseemswe'refinallyevenmoreefficientthanthegodsthemselves.ThisplaneiscalledSolarImpulse（“太阳驱动”号）.ItwillflyacrosstheUSinMay.Thisisveryimportantforthefutureoftheworld.Sowhyissolarenergysogoodforus?Well,otherkindsofenergycauseafewproblems.IfyouliveinChina,you'veprobablynoticedthepollution.Thisiscausedbyburningcoalorgastomakeenergy.Theheatandchemicals（化学制品）fromthismakethingswork.Butifweusetheheatfromthesun,wedon'thavetoburnanything,andthere'snopollution.Solarenergyisnotallthereyet.Itneedstobeimproved.Butthebestthingaboutitisthat,unlikecoalandgas,itdoesn'trunout.SolarImpulsecouldkeepflyingforever.Well,actually,thesunwillrunouttoo,oneday,butnotforanother5billionyears.That'saprettylongflight.1.Whatdoes“chariot”reallyrefertointhelastsentenceofParagraph1?TheEarth.B.TheGreekgod.C.SolarImpulse.D.Birds.2.Inthepassage,whatismentionedasthecauseofpollutioninChina?Overpopulation.Burningcoalorgas.Usingsolarenergy.Heavytraffic.3.Whatdoesthewritermeanby“That'saprettylongflight”?IttakesalotoftimetogetSolarImpulsegoing.SolarImpulsemovesveryslowly.SolarImpulsewillbeinuseforalongtime.D.SolarImpulsehasalongwaytogototaketheplaceofthesun.Thepassageismostprobablytakenfrom.aGreekmythasciencefictionastory-bookasciencemagazine答案：1.A;2.C;3.D;4.D4、Doesthissituationseemfamiliartoyou?YourEnglishisprogressingwell,thegrammarisnowfamiliar,thereadingcomprehensionisnoproblem,youarecommunicatingquitefluently,but:ListeningisSTILLaproblem!Firstofall,rememberthatyouarenotalone.ListeningcomprehensionisprobablythemostdifficultjobforalmostalllearnersofEnglishasaforeignlanguage.Themostimportantthingistolistenasoftenaspossible.Thefirststepistofindlisteningresources.TheInternetisreallyausefultoolforEnglishstudents.YoucandownloadTheRealPlayerfromRealMedia.TheRealPlayerallowsyoutousetheInternetlikearadiostation.Onceyouhavebeguntolistenonaregularbasis,youmightstillbefrustrated（懊恼）bylimitedunderstanding.Whatshouldyoudo?HereissomeoftheadviceIgivemystudents:•Acceptthefactthatyouarenotgoingtounderstandeverything.•Stayrelaxedwhenyoudonotunderstand—evenifyoucontinuenottounderstandforalongtime.•Donottranslatewhatyouhearintoyournativelanguage.•Listenforthegeneralideaoftheconversation.Don'tconcentrateondetailuntilyouhaveunderstoodthemainideas.IremembertheproblemsIhadinunderstandingspokenGermanwhenIfirstwenttoGermany.Inthebeginning,whenIdidn'tunderstandaword,Iinsistedontranslatingitinmymind.Thismethodusuallyresultedinconfusion.Then,afterthefirstsixmonths,Idiscoveredtwoveryimportantfacts.Firstly,translatingcreatesawallbetweenthelistenerandthespeaker.Secondly,mostpeoplerepeatthemselvesconstantly.Byremainingcalm,Inoticedthat—evenifIdidn'tpaymuchattention,Icouldusuallyunderstandwhatthespeakerhadsaid.Thebestwaytoimproveourlisteningisto.practiseasmuchaspossibleusetheInternetlikearadiostationfindasmanylisteningresourcesaspossiblespeaknaturallyandreadasmuchaspossibleWhichofthefollowingisagoodhabitwhenlistening?Trytounderstandeverything.Trytogetthemainideas.Paymuchattentiontodetails.Translateeachwordinyourmind.Whydidthewritermentionhis/herexperienceinGermany?Toprovetheimportanceoftranslating.Totellustheimportanceofstayingcalm.Topointoutanineffectivemethodoflistening.Toshowtheproblemsofspeakingaforeignlanguage.答案：l.A;2.B;3.C5、Somepeopleseemtohaveextraordinarymemories.ZhengAiqiang,a“memoryathlete”onTVshowSuperBrain,canremember2,660numbersinjustonehour!Youwouldthinkpeoplelikethishavespecialbrains.ButaccordingtoarecentstudybyresearchersfromtheUSandtheNetherlands,thebrainstructuresofordinarypeopleand23oftheworld'sleadingmemoryathletesshownodifference.That'sbecausegoodmemoriescanbetrained.NewresearchinthejournalNeuron（神申经元期干刊）suggeststhatyoucanbecomeasupermemorizerwithjustsixweeksofhardtraining.Researchersfoundthattechnique（技巧）calledloci,inventedbyancientGreeks,cangreatlyhelpimprovememory.Byusingloci,youareusingyourimaginationtoimprovethebrain'smemorynetworks.Youcanlink关联）somethingyouneedtorememberwithaplacethatyouknowverywell.Forexample,torememberalistofnumbers,imagineyourselfwalkingthroughyourhouse.Eachthingislinkedtoanumber.Forexample,zerocouldbehandle把巴手）onthedoorandfivecouldbethepaintingonthewall.Inonestudy,someordinarypeopleweregiven20minutestoremember72words.Firsttheycouldonlyremember26ofthem.Butwhentheyweretaughtloci,theycouldremember62words.“Noteveryonecanbecomeamemorychampion.Buteveryoneusingthetechniquecanimprovealotfromthelevelthey'reat,”saidBorisKonrad,oneoftheresearchersinthestudy.Accordingtothestudy,.memoryathleteshavespecialbrainsordinarypeopleandmemoryathleteshavesimilarbrainstructureshardtrainingcanmakeapersonasupermemorizertheancientGreekshadthemostpowerfulmemoryatthattimeTOC\o"1-5"\h\zabB.cdC.bcD.acWhenusinglocitoremembersomething,youlinkthethingwitha.numberplacenamepaintingWhichofthefollowingaboutthestudyisNO_T__t_r_u_e_?_.Peopleweregiven20minutestorememberthe72words.Theycouldremember26wordsintheirownway.Theycouldrememberallthewordsbyusingloci.Locihelpedthemremember36morewords.答案：l.C;2.B;3.C6、GreycloudsmoveaslowassmokeoverthetreetopsatLoloPass.Thegroundiswhite.ThedayisJunesnowingforthepastfourdaysintheBitterrootMountains.WayneFairchildisgettingworriedaboutourtrTrail-95milesfromLoloMontanatoWeippeinIdaho,acrosstheroughestcountryintheWest.LewisandClnearlydefeated200yearsagobysnowstormsontheLolo.TodayFairchildisnervouslycheckingtheweatheragreedtotakemeacrossthetoughest,middlesectionofthetrail.WhenLewisclimbedontopofLemhiPass,140milessouthofMissoula,onAug.12,1805,hewasastonishedbyinfrontofhim;“highmountainchainsstilltotheWestofuswiththeirtopspartiallycoveredwithsnowwasthentheUSknewtheRockyMountainsexisted,withpeakstwiceashighasanythingintheAppalachiansTodaytheirpathwaythroughthosemountainsholdsmoreattractionthananyothergroundoverwhichtheyitsrawwildernessisanevidencetothecharacteroftwocultures:theexplorerswhobraveditshardshipsAmericanswhoprizeandconservethepathas神圣的$gift.ItremainstodaythesameconditionaswhenLewiandClarkwalkedit.TheLoloispassableonlyfromJulytomid-September.Ourluckisholdingwiththeweather,althoughthesgettingdeeper.AsweclimbtoIndianPostOffice,thehighestpointonthetrailat7,033ft,wehavecoveresnow,andwehardlyhaveenoughenergytomakedinner.Afteramealofchicken,IsitonarockLbntopofthe脊）.Thereisnolightvisibleinanydirection,notevenanothercampfire.Forfourdayswedonotseeanothbeing.Weareoccupiedwiththethingsthatmixfearwithjoy.InourimaginationwehavefinallycaughtupClark.Welearnfromthetextthatbefore1805.TheRockyMountainswerewhollycoveredwithsnowtherewerenopeoplelivinginthewesternpartofAmericanoAmericansknewoftheexistenceoftheRockyMountainstheAppalachianswerethewesternfrontieroftheUnitedStatesWelearnfromthetextthattheLoloPass.haschangedalotsince1805isthemeetingpointofthreeculturesremainsmuchthesameasitwas200yearsagonowattractsalargenumberoftouriststovisitJudgingfromthetext,LewisandClarkweremostprobably.twonativeIndiansexplorersoftheearly19thcenturymerchantswhodidbusinesswiththeIndianstravelerswhosecuriositytookthemovertheLoloPassWecaninferfromthetextthatwhencrossingtheLoloPasstheauthor.wasattemptingtheimpossiblewastryingtosetaworldrecordwasfollowingthetrailofLewisandClarkwasfightingwithweatherandtakingunnecessaryrisks答案：1.C;2.C;3.B;4.C7、Thereisacommonbeliefamongparentsthatschoolsarenolongerinterestedinspelling.NoschoolIhaseverconsideredspellingunimportantasabasicskill.Thereare,however,quitedifferentideasabouthowmuchpriori优先)itmustbegivenovergenerallanguagedevelopmentandwritingability.Theproblemiencourageachildtoexpresshimselffreelyinwritingwithoutholdinghimbackwithspelling.Ifspellingbecomestheonlypointofhisteacher'sinterest,clearlyabright)lahiSa”ilHebwillkelytowriteonlywordswithinhisspellin范围angThat'swhyteachersoftenencouragetheearlyuseofdictionarieattentiontocontentratherthantechnicalability.Iwasonceshockedtoreadonthebottomofasensitivepieceofwritingaboutapersonalexperience:“terrible!Therearefartoomanyspellingmistakes.”Itmayhavebeen比a平shafpt(teit)u(pisi8(technicalabilitiinwriting,butitwasalsoasadthingfortheteacherwhohadomittedtoreadthecomposition,whichconbeautifulexpressionsofthechild'sdeepfeelings.Theteacherwasnotwronghteomdirsatwakaetst,enbtuitoniftohitspriorityhadcenteredonthechild'sideas,anexpressionofhisdisappointmentwiththepresentationwoupupilmorehopetoseekimprovement.Theexpression“playsafe”probablymeans.towritecarefullytodoasteacherssaytousedictionariesfrequentlytoavoidusingwordsoneisnotsureofTeachersencouragetheuseofdictionariessothat.studentswillbeabletoexpresstheirideasmorefreelyteacherswillhavelesstroubleincorrectingmistakesstudentswillhavemoretrustinwritingstudentswilllearntospellwordscorrectlyThewriterseemstothinkthattheteacher'sjudgmentonthatsensitivepieceofwritingis.reasonableunfairfoolishcarelessThemajorpointdiscussedinthepassageis.theimportanceofdevelopingwritingskillstheimportanceofspellingthecorrectwayofmarkingcompositiontherelationshipbetweenspellingandthecontentofacomposition答案：l.D;2.A;3.B;4.D8、WilliamCurryisaseriousclimatescientist,notanartcritic.ButhehasspentalotoftimeonEmfamouspainting“GeorgeWashingtonCrossingtheDelaware,”whichdescribesaboatloadofcolonialAmericmakingtheirwaytoattackEnglishthedayafterChristmasin1776.“Mostpeoplethinktheseotherguysinrowing,buttheyareactuallypushingtheiceaway,”saysCurry,tappinghisfingeronthepainting.Suresailorisbreakhiengfrtozenriverwithhisboot.“IgrewupinthePhiladelphia.Theplaceinthispaintingawaybycar.Icantellyou,thiskindofthingjustdoesn'thappenanymore.”Butitmayagainsoon.Andice-chokedscenesmayalsoreturntoEurcoepnet.urTyhepa1i6ntthe-rPieter'sworks,includingthe1565masterpiece“HuntersintheSnow,”-mtaekmepetrhaetenoEwuropeanlandscapeslookmorelikeLapland.Suchfrigidsettingswerecommonplaceduringaperioddatingroughlyfrom1300to1850becausemuAmericaandEuropewasinthepainofalittleiceage.Andnowthereisincreasingevidencethatthecoldgrowingnumberofscientistsbelieveconditionsarerightforanotherlastedcooldown,orsmalliceage.WpredictinganicesheetliketheonethatcoveredtheNorthernHemispherewithglaciersabout12,000yearscoolingtrendcoulddropaveragetemperatures5degreesovermuchoftheUnitedStatesand10degreesintnorthernEurope,andnorthernAsia.Politicalchangessincethelasticeagecouldmakesurvivalfarmoredifficultfortheworld'spoor.Duringpreviouscoolingperiods,thesepeoplesimplypickedupandmovedsouth,butthatdoesn'tworkinthemodemworld,ofclosedborders.“Totheextenttheclimatechangemaycauserapidandextensivechangesoffortuneforthosewholiveofftheland,theinabilitytomigratemayremoveoneofthemajorsafetyhomelandsforpitifulpeople,”saysthereport.Thewriterusespaintingsinthefirstparagraphtosay.impossiblefutureclimatechange.climatechangeofthelasttwocenturies.theriverdoesn'tfreezeinwinteranymore.howGeorgeWashingtonledhistroopsacrosstheriver.Whichofthefollowingdoscientistsbelievetobepossible?ThetemperaturemaydropovermuchoftheNorthernHemisphere.Itwillbecolderthanl2,000yearsago.TheentireNorthernHemispherewillbecoveredinice.EuropewilllookmorelikeLapland.Whyisitdifficultforthepoortosurvivethenextage?Peopledon'tliveintribesanymore.Politicsarechangingtoofasttoday.Climatechangecausespeopleliveofftheland.Migrationhasbecomeimpossiblebecauseofclosedborders.Whatisthebesttitleofthepassage?ANewIceAge.TheEffectofIceAge.PredictionabouttheIceAge.PoliticalandClimateChange.答案：l.B;2.A;3.D;4.A9、Oneofthebiggestproblemswhenwearetalkingistheawkwardsilence.Encounteringthissituationissouncomfortablethatyouwouldavoidmeetingnewpeopleinthefirstplace.Inthepast,IstruggledwiththisandIeventhoughtithadtodowithmyDNAorsomething...ButlaterIlearnedthatonceyouknowhowtokeepthosewordsflowing,youcanmeetandtalktoanyoneyoulike,whichhelpscreategreatpossibilitiesforfriendship,funandsharedactivitiesthatyouwouldotherwisehavemissedouton.Afterstudyingthisindepth,Ihaddifferentopinionsandfoundthatoneofthesecommonbehaviorsisthehabitoffiltering（过滤）--holdingbackfromsayingsomethinguntilyou've“checked”tomakesurethatwhatyou'reabouttosayiscool,impressiveandinteresting.Anotherproblemisnotlearningtogetinthemoodforconversation.Ifyoudon'tknowhowtochangefromsubjects,thenitcantakealotoftimetowarmup.Itisthereflex（习惯性思维）thatallowsyoutosaywhatevergoesoninyourmind.It'sfuntorealizethatyou'reallowedtosaywhateverisonyourmind.Aslongasyoudon'tsayanythingthatcouldlandyouinjail（监狱）.Allofthe“Oh!That'sinteresting.”“Hmm,I'veneverheardofthat”“Hmm,cool!”expressionsarereactionary（保守的）bitsofconversationthatprovetotheotherpersonthatyou'rereallylistening.Thisworks99%ofthetime.So,ifyoushowsomeinterest,they'llhangaroundandwanttotalktoyouevenmore.Everyoneknowsthatstoriesjuice-upconversations,butmostpeopleonlytalkaboutstoriesoftheirownlives.Whensomeonementionssomethingrelatedtoanyofthem,justtellthestory,evenifit'snotfromyourlife.Themoreinteresting,strangerormorefrighteningtheyare,thehardertheyaretoforget.l.Ifpeoplecandealwiththeawkwardsilence,theycan.traintheirworkingskillimprovetheirlifequalityenrichtheirsociallifeestablishtheirworkingrelationshipWhentalkingwithothers,weshould.feelnervousthinktwicebefreetoexpressavoidbreakinginAccordingtothepassage,whatdothespeakerscaremuchabout?Theattractivetopicsofconversation.Theatmosphereoftheconversation.Thelistener'sexperiencesandtastes.Thelistener'scuriosityandconcern.Whatdoestheunderlinedpart“juice-upconversations”mean?makingconversationsmoreboringmakingconversationsliveliermakingconversationssmoothermakingconversationsmorerelaxing答案：l.C;2.C;3.D;4.B10、Plantsarehelpfultohuman:theyprovideuswithwoodandotherproducts,theygiveusshade,andtheyhelptopreventdrought（干旱）andfloods.Sadly,inmanypartsoftheworldmanhasnotrealizedthatthethirdoftheseservicesisthemostimportant.Inhiseagernesstodrawquickprofitfromthetrees,hehascutthemdowninlargenumbers,onlytofindthatwithoutthemhehaslostthebestfriendshehad.Severalthousandyearsagoarichandpowerfulcountrycutdownitstreestobuildwarships（战舰），withwhichtogainitselfanempire（帝国）.Itgainedtheempirebut,withoutitstrees,itssoilbecamehardandpoor.Whentheempirefelltopieces，thecountryfounditselffacedbyfloodsandstarvation.Evenifagovernmentrealizestheimportanceofaplentifulsupplyoftrees,itisdifficultforittopersuadethevillagertoseethis.Thevillagerwantswoodtocookhisfoodwith,andhecanearnmoneybymakingcharcoal（木炭）orsellingwoodtothetownsman.Heisusuallytoolazyortoocarelesstoplantandlookaftertrees.Sounlessthegovernmenthasagoodsystemofcontrol,orcaneducatethepeople,theforestswillslowlydisappear.Thisdoesnotonlymeanthatthevillagers?sonsandgrandsonshavefewertrees.Theresultsareevenmoreserious.Forwheretherearetreestheirrootsbreakthesoilup—allowingtheraintosinkinandalsoholdthesoil,thuspreventingitbeingwashedawayeasily,butwheretherearenotrees,thesoilbecomeshardandpoor.Therainfallsonhardgroundandflowsawayonthesurface,causingfloodsandcarryingawaywithittherichtopsoil,inwhichcropsgrowsowell.Whenallthetopsoilisgone,nothingremainsbutaworthlessdesert.Whatisthemostimportantfunctionoftrees?Providingfuel.Offeringshade.Preventingnaturaldisasters.Providingwood.Whateventuallyhappenedtotheempireinparagraph3?Itspeoplediedofhunger.Itfelltopieces.Itbecameagiantempire.Itbuiltmanyshipswithwood.3.Itisimpliedinthepassagethatthevillagers.wantaplentifulsupplyoftreeswantfirewoodbadlyjustwanttogetmoneydon'trealizetheimportanceoftreesWhatisthepassagemainlyconcernedwith?Thebenefitsoftrees.Treesandsoilprotection.Thevarioususesoftrees.Differentattitudestowardtrees.答案：l.C;2.B;3.D;4.A11、Growingmushrooms（蘑菇）isprobablytheeasiestthingyoucandoevenifyouarenewtomushroomgrowing.Itisbecomingmorecommonbecauserestaurantsarestartingtocreatemoredishesthatincludemushrooms.Mushroomgrowingiseasy.Tostart,youneedtohaveaspacewhereyouaregoingtogrowthesemushrooms.Itdoesnothavetobeahugespacebutjustenoughforyoutogrowasmanymushroomsasyouneed.Whenyouhavefoundthespaceperfectforyou,youcanstartresearchingwhatkindofmushroomsyouwanttogrow.Therearealotofmushroomstochoosefromandnotallofthemaresuitabletoeat.Whenyoudecidewhatkindofmushroomsyouwanttogrow,youcanstartgettingreadytoplantthemushrooms.Sometimesyoumaywanttohiresomeworkerstohelpifyouhavealargemushroomfarm,orifyouaretryingtostartaprofessionalmushroomgrowingbusiness.Tryingtohaveabusinessbyyourselfcanbestressful.Ifyoudontimetospendtakingcareofeverythingyourself,somehelpersmaybethebestchoice.Afteryouhavestartedthemushroomgrowing,youshouldregularlycheckthatyourmushroomsgrowproperlyandthattheyarenotbeingattackedbyanypesticides（农药）oranyotheranimalsorsomethingthatcouldbedangeroustothem.Thatistheworstpartofmushroomdeveloping.Protectyourmushroomfarmwellwithafence（围栏）oragatesothatonlyyouandyourworkerscangetinandout.Mushroomgrowingisnotdifficultanditiseasytogetstaredintheworldoffarming.Youwillsoonpossiblybeabletoprovidesomeofthegreatcooksoftheworldwithhighqualitymushroomsthatwillbeenjoyedbythousandsofpeopleallovertheworld.Accordingtothepassage,manypeoplebegintoplantmushroomsprobably.becausetheyareingreatneed.becausetheyareveryexpensivebecausetheyarehealthyfoodbecausetheylookverybeautifulWhichofthefollowingistherightorderofplantingmushrooms?Choosesuitablemushrooms.Protectyourmushroomswell.Findsomeworkerstohelpyou.Starttogrowthemushrooms.Findaplacetoplantyourmushrooms.c-a-d-b-eB.e-a-d-b-cC.c-a-e-b-dD.e-a-c-d-b3.Itcanbeinferred（推断）fromthepassagethat.pesticidescanbeusedinmushroomgrowinghavingamushroombusinessisnotsodifficultafterstarting,youshouldalwaystakecareofthemushroomsanyonecanproducehighqualitymushrooms.Thebesttitleofthepassageis.HealthymushroomsSuggestionsongrowingmushroomsHowtochoosemushroo