Theseaturtle’snaturalhabitathasbeenconsiderably Andersonleftthetable,remarkingthathehadsomeworkto 3．IgotanotefromMoiraurgingmetogetin Heassertedthatnuclearpowerwasasafeandnonpollutingenergy Thedecisiontoinvadeprovokedstormsof 6．Ayoungmanisbeinghailedaherotonightafterrescuino Atthattime,wedidnotfullygraspthesignificanceofwhathad erstaredathiscar,tremblingwith B．jum Itispossibletoapproachtheprobleminadifferent Janesaidthatshecouldn’ttoleratethelong Thestudyalsonotesasteadydeclineinthenumberofcollegestudentstakingscience 12．Iwantedtoaskheroutbutwasscaredthatshemight Shealwaysfindsfaultwith At80,Peckwasstillvigorousandlivingin Forsomeobscurereason,thesimplegame ingvery 及，請選擇C。EarthRocksMostofthetime,thegroundfeelssolidbeneathourfeet.That’scomforting.Butit’salsomisleadingbecausethere'sactuallyalotgoingonunderground.Massesofland(calledtes)slip,slide,andbumpeachother,slowlychangingtheshapeofcontinentsandoceansovermillionsandbillionsofyears.ScientistsknowthatEarthformedabout4.5billionyearsago.Theyalsoknowthatourwashotatfirst.Asitcooled,itsoutermostlayer,calledthecrust（地殼）eventuallyformedmovingtes.Exactlywhenthisshifthappened,however,isanopenquestion.Now,aninternationalgroupofresearchershasananswer.They'vefoundnewevidencesuggestingthatEarth’scruststartedshiftingatleast3.8billionyearsago.Thenewestimateis1.3billionyearsearlierthanpreviousones.Notlongbefore3.8billionyearsago,lotsofasteroids（小行星）werehittingEarth,keeitscrustinahot,meltedstate.Afterthehardcrustformed,muchofitsankatvarioustimesintothenet’shotinsides.There.itmeltedbeforereturningtothesurface.Insomeces,however,thecrustneversank.OneoftheoldestsuchcesisinGreenland,insupracrustlyearsold.Thebeltwasoncepartofthescafloor,butnowitiposedtoair.TheresearchersrecentlytookacloselookattheIsuasupracrustalbelt.Theynoticedlong,parallelcracksintherockthathavebeenfilledinwithatypeofvolcanicrock.Toexinthisstructure,thescientistsproposethattensioninthecrustcausedtheseafloortomattofillthecracks.Finally,thewholeareacooled,formingwhatweseetoday.Thatexnation,pluschemicalcluesinsidetherock,suggeststhattheIsuasupracrustalbeltwasoncepartofateundertheocean,beginningaround3.8billionyearsago.Thegroundbeneathourfeetisindeed C．Not Theshapeoflandsandoceansareslowlychangedwiththemovementsoftes. C．NotmentionedEarthcooleddownshortlyafteritwas C．Notmentioned19．ScientistsonceestimatedthatEarth’scruststartedshiftingthreebillionyearsago. 20．Ittookalongtimeforthemeltedcrustto ehard. C．Not TheformationoftheIsuasupracrustalbeltisthoughttohavestartedabout3.8billionyearsago. C．NotmentionedTheIsuasupracrustalbeltisnowapopularholiday C．NotThelTheiPadisatabletcomputer（平板電腦）designedanddevelopedbyApple.Itisparticularlymarketedasatformforaudioandvisualmediasuchasbooks,periodicals,movies,music,andgames,aswellaswebcontent.Atabout1.5pounds(680grams),itssizeandweightarweenthoseofmostcontemporarysmartphonesandlaptopcomputers.ApplereleasedtheiPadinApril2010.andsold3millionofthedevicesin80days.TheiPadrunsthesameoperatingsystemasiPodTouchand .Itcanrunitsownapplicationsaswellasonesdevelopedfor .Withoutmodification.itwillonlyrunprogramsapprovedbyAppleanddistributedviaitsonlinestore. andiPodTouch,theiPadiscontrolledbyamultitouchdisy—abreakfrommostprevioustabletcomputers,whichusesapressuretriggeredstylus（觸控筆）.TheiPadusesaWiFidonnectiontobrowse（瀏覽）theInte,loadandstreammedia,andinstallSoftware.Somemodelsalsohavea3Gwirelessdonnectionwhichcanconnectto3Gdatworks.ThedeviceismanagedandsynchronizedbyiTunesonaalcomputerviaUSBcable.AniPadhasdifferentfeaturesandapplications.Onecanusetoexecutedifferentandinterestingthings(25.E).TherearelotsofiPadapplicationsthattheownercanusetoenhancethewaytheycommunicate.Someofthesearehowtousesocialworkingsitesandotheronlineoptions.Oneofthemostcommonusesisforservices.iPadapplicationslikeMarkdownMailallowtheadoptionofspecificandparticularoptions.Theyenabletheownertoalizetheiraccounts.WhiletheiPadismostlyusedbyconsumersitalsohasbeentakenupbybusinessusers.SomecompaniesareadoptingiPadsintheirbusinessofficesbydistributingormakingavailableiPadstoemployees.Examplesofusesintheworkceludelawyersrespondingtos,medicalprofessionalsaccessinghealthrecordsduringpatientexams,andmanagersapprovingemployeerequests.AsurveybyFrost&SullivanshowsthatiPadusageinworkcesislinkedtothegoalsofreasedemployeeproductivity,reducedpaperworkandreasedrevenue.ParagraphParagraphParagraphParagraph

A．Featuresandapplications yandd C．OnlinestoresD．DifferencesfromE．BusinessusageF．OperatingsystemInApril2010theiPaddevelopedbyApple TheiPadwillonlyrunprogramsapprovedbyAppleif iPadapplicationsenabletheowner’saccountsto iPadusageinofficesenablesemployeeproductivityto D．reased CalculatingWhenyouthinkaboutmath,youprobablydon’tthinkaboutbreakingthelaw,solvingmysteriesorfindingcriminals.ButamathematicianinMarylanddoes,andhehascomeupwithmathematicaltoolstohelpfindcriminals.Peoplewhosolvecrimeslookforpatternsthatmightrevealtheidentityofthecriminal.It’slongbeenbelieved,forexample,thatcriminalswillbreakthelawclosertowheretheylive,simplybecauseit’seasiertogetaroundinone’sownneighborhood.Ifseeapatternofrobberiesinacertainarea,theymaylookforawholivesnearthecrimescenes.So,thefartherawayfromtheareaacrimetakesce,thelesslikelyitisthatthesamecriminaldidit.ButMikeO’Leary,amathematicianatTowsonUniversityinMaryland,saysthatthiskindofapproaaybetoosimple.Hesaysthatmaygetbettercluestothelocationofanoffender’shomebasebycombiningthesepatternswithacity’slayoutandhistoricalcrimeTherecordsofpastcrimescontaingeographicalinformationandcanrevealeasytargets—thatis,thekindofstoresthatmightbelessdifficulttorob.Becausethesestoresarealongroads,thelocationsofpastcrimescontaininformationaboutwheremajorstreetsandintersections（十字路口）are.O’Learyiswritinganewcomputerprogramthatwillquicklyprovidethiskindofinformationforagivencity.Hisprogramalso ludesinformationaboutthepeoplewholiveinthecity,andinformationabouthowacriminal'spatternschangewithage.(It’sbeenshown,forexample,thattheyoungerthecriminal,theclosertohomethecrime.)Othercomputerprogrammershaveworkedonsimilarsoftware,butO’Leary’susesmoremath.Themathematiciannstomakehiscomputerprogramavailable, ofcharge.todepartmentsaroundthecountry.Theprogramisjustonewaytousemathtofightcrime.O’Learysaysthatcriminology—thestudyofcrimeandcriminals—containsalotofgoodmathproblems.“IfeellikeI’minagoldmineandI’mtheonlyonewhoknowswhatgoldlookslike,”hesays.“It’salotoffun.”WhichofthefollowingstatementsaboutmathisItistoodifficultforthetouseinfindingFewpeopleassociateitwithfindingSomecriminalsmakeuseofitwhencommittingithaslongbeenemployedinsolvingPeopletendtothinkthereisarelationshipthetimeofacrimeandofthethetypeofacrimeandtheidentityofthethepatternofacrimeandtheequipmentofthethelocationofacrimeandtheresidenceofthe ludesallthefollowinginformationinwritinghisprogramtherecordsofpastthelocationsofthepeoplelivinginthethechangeofacriminal’spatternswithO’Leary’sprogramisdifferentfromothersimilarsoftwareinitisitismoreitusesmoreitisavailableallovertheItcanbeinferredfromthelastparagraphthatwilldevelopprogramsfor ernmentalisgoingtousemathinlookingforthinksit'sinterestingtolearnwillfurtherusemathinstudyingcrimesand SomePeopleDoNotTasteSaltlikeLowsaltfoodsmaybeharderforsomepeopletolikethanothers,accordingtoastudybyaPennStateCollegeofAgriculturalSciencesfoodscientist.Theresearchindicatesthatgicfactorsinfluencesomeofthedifferenceinthelevelsofsaltweliketoeat.Thoseconclusionsareimportantbecauserecentwellpublicized（大力宣傳的）effortstoreducethesaltcontentinfoodhaveleftmanypeoplestrugglingtoacceptfoodthatsimplydoesnottasteasgoodtothemasitdoestoothers,pointedoutJohnHayes,leadinvestigatoronthestudy.Dietshighinsaltcanreasetheriskofhighbloodpressureandstroke.Thatiswhyhealthexpertsandfoodcompaniesareworkingtogetheronwaystohelpconsumerslowersaltintakethroughfoodsthatareenjoyabletocat.ThisstudyreasesunderstandingofsaltpreferenceandTheresearchinvolved87carefullyscreenedparticipantswhosampledsaltyfoodssuchassoupandchips,onmultipleoccasions,spreadoutoverweeks.Testsubjectswere45menand42women,reportedlyhealthy,ranginginagefrom20to40.Theyratedtheintensityoftasteonacommonlyusedscientificscale,rangingfrombarelydetectabletostrongessationofanykind.“Mostofuslikethetasteofsalt.However,someindividualseatmoresalt,bothbecausetheylikethetasteofsaltinessmore,andalsobecauseitisneededtoblockotherunpleasanttastesinfood.'saidHayes.“Supertasters,peoplewhoexperiencetastesmoreintensely,consumemoresaltthannontasters.Snackfoodshavesaltinessastheirprimaryflavor,andatleastforthesefoods,moreisbetter,sothesupertastersseemtolikethemmore.”However,supertastersalsoneedhigherlevelsofsalttoblockunpleasantbittertastesinfoodssuchascheese,Hayesnoted.“Forexample,cheeseisawonderfulblendofdairyflavorsfromfermentedmilk,butalsobittertastesfromripeningthatareblockedbysalt,"hesaid.“Asupertasterfindslowsaltcheeseunpleasantbecausethebitternessistoopronounced.”Hayescitedresearchdonemorethan75yearsagobyachemistnamedFoxandag namedBlakeslee,showingthatindividualsdifferintheirabilitytotastecerta hemicalsAsaresult,Hayeined,weknowthatawiderangeintasteacuity（敏銳）exists,andthisvariationisasnormalasvariationsineyeandhaircolor.JohnHayespointedoutfoodwithlesssalttastesmanypeoplemakeeffortstoacceptlowsaltmanypeoplenevercatlowsaltitisgoodtohealthtoeatfoodwithoutTheparagraphbrieflyhowthesubjectswereselectedandwhattheywereaskedtowhythenumberofsubjectswaslimitedtowhymoremalesubjectswerechosenthanfemalehowsaltyfoodsweremadeanddistributedtothesubjectsintheItistrueA．nontastersliketosharesaltycheesewithsupertasters.B．nontastersconsumemoresaltbecausetheylikeintensetastes.C．supertasterslikethetasteofsaltinesstoblocksweettastesinfood.D．supertasterslikesnackfoodsmoreastheycontainhigherlevelsofSupertasterspreferhighsaltcheeseitisgoodtoitisrichinithasintensebitterittasteslessItcanbeinferredfromthelastparagraphthattasteacuityisA．identifiedwithcerta B．developedovertimeafterbirth.C．relatedtoone’seyeandhaircolor. ically s;HangUporKeepMillionsofpeopleareusing stoday.Inmanycesitisactuallyconsideredunusualnottouseone.Inmanycountries, sareverypopularwithyoungpeople.Theyfindthatthephonesaremorethanameansofcommunication—havingaphoneshowsthattheyarecoolandconnected.Theexplosionsaroundtheworldinphoneusemakesomehealthprofessionalsworried.Somedoctorsareconcernedthatinthefuturemanypeoplemaysufferhealthproblemsfromtheuseofphones.InEngland,therehasbeenaseriousdebateaboutthisissue.phonecompaniesareworriedaboutthenegativepublicityofsuchideas.Theysaythatthereisnoproofthatphonesarebadforyourhealth.Ontheotherhand,whydosomemedicalstudiesshowchangesinthebraellsofsomepeoplewhousephones?Signsofchangeinthetissuesofthebrainandheadcanbedetectedwithmodernscanning（掃描）equipment.Inonecase,atravelingsalesmanhadtoretireatayoungagebecauseofseriousmemoryloss.Hecouldn'trememberevensimpletasks.Hewouldoftenforgetthenameofhisownson.Thismanusedtotalkonhisphoneforaboutsixhoursaday,everydayofhisworkingweek,foracoupleofyears.Hisfamilydoctorblamedhisphoneuse,buthisemployer’sdoctordidn’tagree.Whatisitthatmakesphonespotentiallyharmful?Theanswerisradiation.Hightechmachinescandetectverysmallamountsofradiationfromphones.phonecompaniesagreethatthereissomeradiation,buttheysaytheamountistoosmalltoworryabout.Asthediscussionabouttheirsafetycontinues.itappearsthatit’sbesttousephoneslessoften.Useyourregularphoneifyouwanttotalkforalongtime.Useyourphoneonlywhenyoureallyneedit.phonescanbeveryusefulandconvenient,especiallyinemergencies.Inthefuture,phonesmayhaveawarninglabelthatsaystheyarebadforyourhealth.Sofornow,it’swisenottouseyourphoooften.PeoplebuysforthefollowingreasonCEPTthey’rethey’rethey’rethey'reTheword“detected”inparagraph3couldbebestrecedbyThesalesmanretiredyounghecouldn’tremembersimplehedisliked hewastiredoftalkingon hisemployer'sdoctorpersuadedhimOnthesafetyissueofphones,themanufacturingdenytheexistence phonedevelopnewtechnologyto phoneholdthattheamountofradiationistoosmalltoworrytrytoprove phonesarenotharmfultoThewriter’spurposeofwritingthisarticleistoadviseto phoneslessto toupdateregulartostop Mt.DesertThecoastoftheStateofMaineisoneofthemostirregularintheworld.Astraightlinerunningfromthesouthernmostcoastalcitytothenorthernmostcoastalcitywouldmeasureabout225 Ifyoufollowedthecoastlinweenthesepoints,youwouldtravelmorethantentimesasfar.Thisirregularityistheresultofwhatiscalledadrownedcoastline (46)Atthattime,thewholeareathatisnowMainewaspartofamountainrangethattoweredabovethesea.Astheglacier（冰川）descended,however,itexpended onthosemountains,andtheysankintotheAsthemountainssank,ocean,waterchargedoverthelowestpartsoftheremainingland,formeraseriesoftwistinginletsandlagoons（咸水湖）.Thehighestpartsoftheformermountaininrange,nearesttheshore,remainedasislands (47)Marinefossilsfoundherewere225feetabovesealevelindicatingtheleveloftheshorelinepriortotheglacier.The2,500longrockycoastlineofMainekeepswatchovernearlytwothousandislands.Manyoftheseislandsaretinyanduninhabited,butmanyarehometothrivingcommunities.MtDesertIslandisoneofthelargest,mostbeautifuloftheMainecoastislands.Measuring 12.Mt.Desertwasessentiallyformedastwodistt Foryears,Mt.DesertIsland,particularlyitsmajorsettlement,BarHarbor,affordedsummerhomesforthewealthy.Recentlythough,BarHarborhas earapidlygrowingartscommunityaswell.But,thebestpartoftheislandistheunspoiled landknownasAcadiaNationalPark.Becausetileislandsitsontheboundarylinweenthetemperate（溫帶）andsubArcticzones,theislandsuppersthentsandanimalsofbothzonesaswellasbeachinland,andalpine（高山的） (49)TheestablishmentofAcadiaNationalParkin1916meansthatthisnaturalreservewillbeperpetuallyavailabletoallpeople,notjustthewealthy.VisitorstoAcadiamayreceivenatureinstructionfromtheparknaturalistsaswellasenjoycam,cyclingandboating.Ortheymaychoosetospendtimeatthearcheologicalmuseum,learningabouttheStoneAgeinhabitantsoftheisland.ThebestviewonMt.DesertIslandisfromthetopofCadillacMountain. (50)Fromthesummit,youcangazebacktowardtheoroutovertheAtlanticOceanandcontemtethebeautycreatedbyaretreatingglacier.Thismountainrises1,532feet,makingitthehighestmountainontheAtlanticItissplitalmostinhalfbySomesSound,adeepanrrowstretchofwater, ItalsoliesinamajorbirdmigrationlaneandisarestingspotformanyThetermcomesfromtheactivityoftheiceMt.DesertIslandisoneofthemostfamousofalltheislandsleftbehindbytheThewealthyresidentsofMt.DesertIslandselfishlykeptittoYoungAdultsWhoExerciseGetHigherIQYoungadultswhoarefithaveahigherIQandaremorelikelytogoontouniversity.revealsamajornewstudy (51)outattheSahlgrenskaAcademyandSahlgrenskaUniversityTheresultswererecentlypublishedintheProceedingsoftheNationalAcademyofSciences(PNAS).Thestudy (52)1.2millionSwedishmenngmilitaryservicewhowerebornbetween1950and1976.Theresearchgroupyzedthe (53)ofbothphysicalandIQteststheyoungsterstookrightaftertheystartedservingthearmy.Thestudyshowsaclearlink (54)goodphysicalfitnessandbetterresultsfortheIQtest.Thestrongestlinksarefor (55)thinkingandverbalcomprehension.Butitisonlyfitnessthatysa (56)intheresultsfortheIQtest,andnotstrength.“Beingfitmeansthatyoualsohavegoodheartandlung (57)andthatyourbraingetsplentyofoxygea.”saysMichaelNilssonprofessorattheSahlgrenskaAcademyandchiefphysicianattheSahlgrenskaUniversityHospital.“Thismaybeoneofthereasonswhywecanseeaclearlinkwithfitness,butnotwithmuscular (58).Wearealsoseeingthattherearegrowthfactorsthatareimportant.Byyzingdatafortwins,theresearchershavebeen (59)todetermhatitisprimarilyenvironmentalfactorsandnotgenesthat (60)thelinkbetweenfitnessandahigherIQ.“Wehavealsoshownthatthoseyoungsterswho (61)theirphysicalfitnessbetweensof15and18reasetheirperformance,"saysMaria,Aberg,researcherattheSahlgrenskaAcademyandphysicianatAbyhealthcentre.“Thisbeingthecase,physicaleducationisa(62)thathasanimportantceinschools,andisanabsolutemust (63)wewanttodowellinmathsandothertheoreticalsubjects.”Theresearchershavealsocomparedtheresultsfromfitnesstestsduringnational(64)thesocioeconomicstatusofthemenlaterinlife.Thosewhowerefitat18were (65)togointohighereducationandmanysecuredmorequalifiedjobs.123456789101113141516181920212223242627282930313233343536383940414244464748495152535455565758606162651～15115分；16～2217分；23～3018分；試卷滿分：100分。 loudly.突然他開始大聲尖叫起來。B項generally意為一般地；例句：Generallyspeaking,womenlivelongerthanmen.一般而言，女人的比長。C項slightly意為輕微地；例greatlyinthissemester.這學期他的寫作有了很大進步。很明顯D項正確。 劃線詞詞義是“說，講”。A項doubting意為懷疑；例句doubtthetruthofit. 真實性。B項thinking意為想；例句：tthinkingisanabsolutenecessity.獨立思考是絕對必要的。C項saying意為說；例句：Bequiet.I’vesomethingtosaytoyou.安靜，有話要對講。D項knowing意為知道。例句：There’snoknowingwhattheywilldo.沒法知道他們會做些什么，很明顯C項是正確選項。 題意：從拉那里得到一張便條，催促盡快聯(lián)系French.他的叔叔教他法語。Bpushing意為催促；例句：You’dbetternotpushmeforananswertoyourrequest.你最好不要催促答復你的請求。C項notifying意為，通知；例句：Pleasenotifyusofanychangeofaddress.地址變動，請通知。D項inviting意為邀請；例句：Sheshowedmehergratitudebyinvitingmetodinner.她邀請吃晚飯以表示感謝。很明顯B項正確。 劃線詞詞義是“主張，斷言”。A項maintained意為主張，強調(diào)；例句：Hemaintainsthattherearenoshortcutstoeffectivemanagement.他斷言，有效的管理沒有捷徑可走。B項mended意為推薦；例句：I mended(you)meetinghimfirst. 他。Cconsidered意為考慮；例句：Pleasetaketimetoconsidertheproblem.請仔細考慮一愿認輸。很明顯A項正確。 bybacteria.許多疾病是由細菌引起的。Bignored意為忽視；例句：Ifthere’sonemealthatisignorednowadays,itisbreakfast.如果有一頓飯被忽視的話，那就是早餐。Corganized意為組織；例句：Themeetingwasbadlyorganized.會議組織得很糟。Dreceived意為收到。例句：Hemuststarttoquestionreceivedopinion.他必須開始質(zhì)疑自己已經(jīng)接受的觀點。很明顯A項正確。 劃線詞詞義是“向…歡呼，致賀”。A項reported意為 ；例句：Itisreportedthat20peoplewerekilledintheaccident.這次亊故據(jù)有20人。B項praised意為稱贊，表楊。例句：Theteacherpraisedherforhercourage.老師贊揚了勇氣。C項proved意為證明：例例句：Icaughthimpeeatmypaper.他偷看 時，被當場抓住了。很明顯B項 劃線詞詞義是“，理解”。A項give意為給；例句：Haveyougiventhewaitip?你給侍者小費了嗎？Battach意為附上，加上；例句：Iattachacopyofmynotesforyourinformation.附上筆記一份供你參考。C項lose意為丟失，喪失；例句：1lostmywallet you’retalkingabout. 不明白你在說什么。很明顯D確。 劃線詞詞義是“發(fā)抖，戰(zhàn)栗”。A項turning意為轉(zhuǎn)動，例句：Turningtotheleftofme，Iglimpsedthequays,theharbor. 把頭轉(zhuǎn)向左方，一眼望見了港口的碼頭。B項jum 跳躍，例句Jumandthrowinghavedifferentcompetingarenas.跳躍和投擲項目的 D項shouting意為吶喊，例句：Hewasslappedforhisshouting.他因大喊大叫而受到斥責。很明顯C確。 oftheaffair.覺得她對此事的處理很了不起。B項raise意為抬起，提高；例句：Thepercentageofthepayraiseequalsthereaseinprices.薪水的提高比率和物價的上升一致。Cpose意為提出；例句：Allowmetoposeseveralquestions.允許提出幾個問題。D項experience意為體驗，經(jīng)歷。例句：Thecityexperiencedover2.000suchslastyear.去年這座城市發(fā)生過二千次以上這類亊件。很明顯A確。 劃線詞詞義是“”。A項spend意為花費；例句：Youreally