2024屆福建省福州第八中學(xué)高三第四次模擬考試英語試卷含解析

2024屆福建省福州第八中學(xué)高三第四次模擬考試英語試卷考生須知：1．全卷分選擇題和非選擇題兩部分，全部在答題紙上作答。選擇題必須用2B鉛筆填涂；非選擇題的答案必須用黑色字跡的鋼筆或答字筆寫在“答題紙”相應(yīng)位置上。2．請用黑色字跡的鋼筆或答字筆在“答題紙”上先填寫姓名和準(zhǔn)考證號(hào)。3．保持卡面清潔，不要折疊，不要弄破、弄皺，在草稿紙、試題卷上答題無效。第一部分（共20小題，每小題1.5分，滿分30分）1．—AreyoucomingtoJeff’sparty?—I’mnotsure.I______gototheconcertinstead.A．must B．wouldC．should D．might2．Yet_______intheprocessofdevelopmentdidtheystoptoconsidertheimpactoftheir“progress”onnature.A．innotimeB．a(chǎn)tnopointC．a(chǎn)slikelyasnotD．moreoftenthannot3．____cleargoals,webecomestrangelyloyaltoperformingdailydoingsuntilwebecomeslavesofthem.A．OntopofB．InthesilenceofC．OnaccountofD．Intheabsenceof4．Ourteamisworld-classanditwasnosurprisethatwewonbysuchamargin.A．low B．highC．wide D．narrow5．Interestisas________tolearningastheabilitytounderstand，evenmoreso.A．vital B．a(chǎn)vailableC．specific D．similar6．Theexpertpointsoutthephenomenonthatcreamgoesbadfasterthanbutter______itsstructureratherthanitschemicalcomposition.A．livesupto B．getsdowntoC．comesdownto D．standsupto7．Thefamousplayertriedagainandagainaftereachfailure.That’s_____hesucceededatlast.A．whatB．whenC．whetherD．why8．——Doyouhaveaminute?I’vegotsomethingtotellyou.——Ok,______youmakeitshort.A．nowthatB．ifonlyC．solongasD．everytime9．Theguidanceteacherwastheiradviser,offeringthemsuggestionsandsolutionswhenthey______difficulties.A．a(chǎn)roseB．encounteredC．emergedD．evaluated10．He________whethertosetasidetheminordifferences，thenhedid．A．debated B．predictedC．plotted D．calculated11．Bythesideoftheteachingbuildingofourschool_____,whichwascompletedin2009. A．therestandingthelibrary B．doesthelibrarystand C．thelibrarystands D．standsthelibrary12．Themonitorsaidthatthelearningmethodheusedimprovedhismaths.A．greatly B．nearly C．normally D．seriously13．Hischildrenwerehispride,andbeingadevotedfatherbecameatop______inhislife.A．capacity B．a(chǎn)nxiety C．priority D．opportunity14．OnthebusIsawastudent

Ibelievedwasyourbrother.A．who B．whomC．which D．whoever15．—Look!Maryiscrazilylookingforsomethingagain!—_____,shecan’tfindherkeys.A．Typically B．Occasionally C．Accordingly D．Particularly16．--Canyousparemeafewminutesnow?--______,butI’llbefreethisafternoon.A．I’mafraidnot B．I’mnotsureC．Yes,withpleasure D．No,Iwon’t17．August8th，2008isaspecialday，________________，Ithink，thatwillberememberedbytheChineseforever.A．one B．whatC．which D．theone18．---Shewillfinishtheprojectwithinthreedays!---______!Icoulddoitinthreehours.A．Youareright B．I’mstuck C．Oh,comeon D．Don’tmentionit19．—DidyoutakesideswhenMomandDadwerearguingagain?—No.I’velearnedthatit’sbest_______untilitblowsover.A．tocallitadayB．topulltheirlegsC．tositonthefenceD．towashmyhandsoff20．Wecametothestation________alltheway,only________thetrainhadjustleft.A．running,told B．torun,tellingC．torun,tobetold D．running,tobetold第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）Eversincehisapplaudedfirstnovel,KazuoIshiguro,now60,hasmanagedtomaintainasteadyliterarydrive,asteadyamountofcreativespace,andasteadysuccessrate.TheBuriedGiant,Ishiguro’sseventhnovel,andhisfirstinadecade,isasriskyasitisattractive.Itisasorthistoricalfantasynovelfilledwithdragonsandknights(騎士）丨Itisasortofthesurface,butitisalsodeeplyhuman,rootedinthemesfundamentaltothehumanexperience:love,history,andtheabilitytorememberitall.JANEGAYDUK:Howwouldyoucopewiththeideaofmemory—ahugethemeinTheBuriedGiant—ifyouweretosetastorylikethatintheagewhereeverythingisonline?KAZUOISHIGURO:Oneofthequestionsthatattractmerightnow—IsupposethesearequestionsthataroseinmymindasIwaswritingTheBuriedGiant,buttherewasnoroominthebookitselfforexploringthem—wouldbe,wheredothememorybanksinamodemsocietyexist?AndIthinkthatquestionhasgottenreallycomplicatednow.MaybeinsimplersocietiessuchastheoneIdescribeinTheBuriedGiant—Idon'tthinkthosesocietiesweresimplebutperhapstheyweresimplerintermsofthisparticularquestion—youcouldpointtoyourlivingmemory,whattheoldestpeoplestillrememberaboutwhathappened,literallywhatishandeddown.JANEGAYDUK:Doyouthinkthischangesthenatureofhistory?Itusedtobewrittendownbyaselectfewpeoplewhobadthepowertoshapestories,butnowit’salmostlikeeveryindividualparticipatesinshapinghistoryandthought.KAZUOISHIGURO:Ifyouleavetheofficialaccountofanation’shistory,acommunity’shistory,tojustahandfulofpeople,Ithinkthat'samoredangeroussituation.Particularlyifit'sahandfulofpeople,whoareusuallytheupperlevels,whocouldwritethehistorybooksandthenhavethosehistorybookstaughtinschools.Ofcourseskilled,disciplined,andtalentedhistorianshavealwaysbeenvitaltoasociety,andIthinkthey’llcontinuetobevitaltoasociety,butinsomewaysIfeelencouragedbythefactthatsomanyordinarypeoplenowhavetheabilitytoputdowntheirimpressions;atleastthere'sthepotentialthattheirvoiceswillbeassessedandheard.Justasanexample,whenIwasresearchingTheRemainsoftheDay,whichisaboutanEnglishbutler(管家），IassumedI’dfindalotofaccountsbypeoplewhohadworkedinservicebecausethat'swhatanenormousproportionofpeopleinBritaindidbetweentheFirstandSecondWorldWar.AndIwasamazedtofindalmost.Therewerescholarlybookswrittenbyacademicsaboutthehistoryofboilers,hutactualpersonalaccountswrittenbypeoplelikethatwerealmostzero.Iguessit'sbecausepeopleofthatclassdidn'tfeelitwastheirplacetowritethingsdown,andtheyprobablydidn'thavethetoolsorthetime,orperhapstheeducationeventowritethingsdown,andsoconsiderablehumanexperiencedisappeared.Ithinkthereissomethingencouragingaboutpeoplebeingabletorecordthingseverywhere,butwithsuchamassiveamountofdata,thereneedtobeverycomplicatedmeansofcontrollingitanddecidingwhichbecomesthethingsthatdeterminethewaywerememberwhatweexperienced.JANEGAYDUK:Onthetopicoffinishingbooks,didyouwritepasttheofficialendingofTheBuriedGiantorwasthatyournaturalend?Ifelttheconclusionwaskindofacliffhanger.KAZUOISHICURO:Idon'treallythinkoftheendingasacliffhanger,butmaybeit'smoreambiguousthanIintended.ThatistheendingIalwayswanted,though.Withallmybooks,I'maimingforacertainemotiontocomeoverwiththebookasawholeandusuallythatistheemotionendingshoulddeliver.Ican’tdeliverthatemotioninanearned,properwayunlesstherestofthebookhasworked,soI'malwaysveryawarethattheendingisnotsomethingIaddwhenthestoryisfinished.Forme,theendingforallmybooksisthearrivalpoint;it’swhatI’vebeenaimingatallalong.1、Ishigurodidn'tdiscuss“thememorybanks”inhisnovelbecause.A．hewrotethenovelinthedigitaleraB．thenovelisnotcenteredonmemoryC．thereisnospacetotalkaboutitinthebookD．hedoesn'tthinkthesocietyinthenovelissimple2、WhydoesKazuoadmireordinaryindividuals’participationinshapinghistory?A．Becausetheirrecordedhistorywillbetaughtinschools.B．Becausetheycanmakeuptheirownhistory.C．Becauseordinarypeopleareimportanttosociety.D．Becausehistorycanbeviewedfromvariousangles.3、Whichexpressioncanbeputinthegapinparagraph4?A．somethinginterestingB．historicaldetailsC．somefamousfiguresD．a(chǎn)completeblank4、Theunderlinedword“cliffhanger''probablyreferstoa(n)_ending.A．a(chǎn)bruptB．normalC．unfinished.D．loose5、Itcanbeinferredfromthelastparagraphthat.A．Ishgurodoesn'tliketheendingofTheBuriedGiantB．IshgurohasacleargoalbeforewritingtheendingC．IshguroaddsanemotionalendingonpurposeD．Ishgurodoesn'tcareabouttheendingatall22．（8分）ThereisanoldChineseproverbthatstates“Onegenerationplantsthetrees;anothergetstheshade,”andthisishowitshouldbewithmothersanddaughters.Therelationshipbetweenamotherandadaughterissometimesconfusing.Therelationshipcanbesimilartofriendship.However,themotheranddaughterrelationshiphasuniquecharacteristicsthatdistinguishitfromafriendship.Thesecharacteristicsincludeahierarchy(等級)ofresponsibilitiesandunconditionallove,whichprecludemothersanddaughtersfrombeingbestfriends.Marina,27yearsold,said,“Ilovespendingtimewithmymom,butIwouldn’tconsiderhermybestfriend.Bestfriendsdon’tpayforyourwedding.Bestfriendsdon’tremindyouhowtheycarriedyouintheirbodyandgaveyoulife!Bestfriend:don’ttellyouhowwisetheyarebecausetheyhavebeenaliveatleast20yearslongerthanyou.”Thisdoesn’tmeanthatthemotheranddaughterrelationshipcan’tbeverycloseandsatisfying.Whilesomeadultrelationshipsarestilltroubled,manyfindthemtobeextremelyrewarding.Thisgenerationofmothersandadultdaughtershasalotincommon,whichincreasesthelikelihoodofsharedcompanionship.Mothersanddaughtershavealwayssharedthecommonexperienceofbeinghomemakers,responsibleformaintainingandpassingonfamilyvaluesandtraditions.Todaycontemporarymothersanddaughtersalsosharetheexperienceoftheworkforceandtechnology,whichmaybringthemevenclosertogether.Bestfriendsmayormaynotcontinuetobebestfriends,butforbetterorworse,themotheranddaughterrelationshipispermanent,evenifforsomeunfortunatereasontheyaren’tspeaking.Themotherandchildrelationshipiscloserthananyother.Thereisnotanequalrelationship.Daughtersshouldnotfeelresponsiblefortheirmother’semotionalwell-being.Itisn’tthattheydon’tcaredeeplyabouttheirmothers.It’sjustthattheyshouldn’tbeburdenedwiththeirmother’swell-being.Themotheranddaughterrelationshipisarelationshipthatisnotreplaceablebyanyother.Mothersneverstopbeingmothers,whichincludesfrequentlywantingtoprotecttheirdaughtersandoftenfeelingresponsiblefortheirhappiness.Mothersalways“trump(勝過)”friends.1、Whatdoestheunderlinedword“preclude”inparagraph1probablymean?A．Differ. B．Prevent.C．Benefit. D．Change.2、Whatdoweknowfromthetext?A．Themotheranddaughterrelationshipcanbereplacedbyabestfriend.B．Amother’slovebringsherandherdaughteraclosefriendship.C．Themotheranddaughterrelationshipgoesbeyondbestfriends’friendship.D．Marinahasatroubledrelationshipwithhermother.3、Howdoestheauthormainlyprovehisstatements?A．Bylistingdata. B．Bygivingexplanations.C．Byquotingsayings. D．Bymakingcomparisons.4、Whatisthebesttitleforthetext?A．HowtoBeaGoodMotherandDaughter?B．WhoIsaMother’sBestFriend?C．MothersorFriends?D．CanaMotherBeaDaughter’sBestFriend?23．（8分）Thinkplantsarejustboringgreenthingsthatyouuseforfoodanddecoration?Thinkagain!Plantsareabletodosomeprettyawesomethingsthatyou’reprobablytotallyunawareof.Researchershavediscoveredthatplantshavetheabilitytocommunicatewithanundergroundnetworkmadeupoffungus(真菌),whichservestheplantsinmanyways.Tomatoplantsusethefunguswebtowarneachotheroftheirownunhealthyconditions.Treesconnectedthroughthefungusnetworkcouldmovenutrients(養(yǎng)分)toandfromeachother.Itisbelievedthatlargertreesmovenutrientstosmalleronestohelpthemtosurvive.Notonlythat,buttheycanalsodamageunwelcomeplantsbyspreadingpoisonouschemicalsthroughthefungus.ItsoundsliketheplantworldhadtheInternetbeforewedid.Someplantshavearatherimpressivelineofdefenseagainstbeingeaten.Whensensingtheyarebeingswallowed,theygiveoffachemicalintotheairthatattractstheinsect’snaturalenemy.Theenemyattacksthebug,thussavingtheplants.Thisisbasicallytheplantkingdomversionofgettingyourolderbrothertobeatupthatkidwhostealsyourlunchmoney.Youmightbeawarethathumansandanimalshaveaninternalclock.Butdidyouknowthatplantsalsohavethisclock?Thismeanstheycanprepareforcertaintimesofdayjustlikewedo.Isitbecausetheycanreacttolightatsunrise?Inastudy,scientistsfoundthatplantsusethesugarstheyproducetokeeptime,whichhelptoregulatethegenesresponsiblefortheplant’sowninternalclock.So,inasense,―wakeupwithpetunias(矮牽牛)isjustasvalidas―wakeupwiththechickens.Natureisfullofsurprises.Soforthoseofyouwhodidn’tknowthewondersofplants,nowyoudo.1、Howmanywaysdoesthenetworkoffungusservetheplants?A．Two. B．Three.C．Four. D．Five.2、Whatdoestheunderlinedwords―“yourolderbrother”inParagraph4referto?A．Thechemicalgivenoffbyplants. B．Theinsect’snaturalenemy.C．Thebugattackedbytheenemy. D．Theplanttobeeatenbytheinsect.3、Whathelpstheplantkeeptime?A．Thesugarsproducedbyitself. B．Itsowngenes.C．Thetimeofsunrise. D．Itsresponsetolight.4、Whatistheauthor’spurposeinwritingthetext?A．Toshowhisloveofdifferentplants.B．Tosharehisstudyonsomeawesomeplants.C．Tointroducetheunknownabilitiesofplants.D．Tomakepeopleawareofplantprotection.24．（8分）Areyousometimesalittletiredandsleepyintheearlyafternoon?Manypeoplefeelthiswayafterlunch.Theymaythinkthateatinglunchisthecauseofthesleepiness.Or,insummer,theymaythinkitistheheat.However,therealreasonliesinsidetheirbodies.Atthattime–abouteighthoursafteryouwakeup–yourbodytemperaturegoesdown.Thisiswhatmakesyouslowdownandfeelsleepy.Scientistshavetestedsleephabitsinexperimentswheretherewasnonightorday.Thepeopleintheseexperimentsalmostalwaysfollowedasimilarsleepingpattern.Theysleptforonelongperiodandthenforoneshortperiodabouteighthourslater.Inmanypartsoftheworld,peopletakenaps(小睡)inthemiddleoftheday.Thisisespeciallytrueinwarmerclimates,wheretheheatmakesworkdifficultintheearlyafternoon.Researchersarenowsayingthatnapsaregoodforeveryoneinanyclimate.Adailynapgivesoneamorerestedbodyandmindandthereforeisgoodforhealthingeneral.Incountrieswherenapsaretraditional,peopleoftensufferlessfromproblemsuchasheartdisease.Manyworkingpeople,unfortunately,havenotimetotakenaps.Thoughdoctorsmayadvisetakingnaps,employersdonotallowit!Ifyoudohavethechance,however,hereareafewtipsaboutmakingthemostofyournap.Rememberthatthebesttimetotakeanapisabouteighthoursafteryougetup.Ashortsleeptoolateinthedaymayonlymakeyoufeelmoretiredandsleepyafterward.Thiscanalsohappenifyousleepfortoolong.Ifyoudonothaveenoughtime,tryashortnap—eventenminutesofsleepcanbehelpful.1、Whydopeoplefeelsleepyintheearlyafternoonaccordingtothetext?A．Theyeattoomuchforlunch.B．Theysleeptoolittleatnight.C．Theirbodytemperaturebecomeslower.D．Theweatherbecomesalotwarmer.2、Ifyougetupat6:30am,whatisthebesttimeforyoutotakeanap?A．About12:30pm. B．About1:30pm.C．About2:30pm. D．About3:30pm.3、Whatwouldbethebesttitleforthetext?A．JustforaRest B．AllforaNapC．ASpecialSleepPattern. D．TakingNapsinWarmerClimate.25．（10分）Whenoldpeoplelivewithchildrenandotherrelativestherelationshipisnotalwaysahappyone.Evenoldparentsandadultchildrenwholiveseparatelycanhavedifficulties.Herethegenerationgapbecomesmostvisibleastheneedsandinterestsofthemiddle-agedandolddiverge.Somemiddle-agedchildrenaresoannoyedbythedemandsoftheirparentsthattheymakesuchcommentsas“Whydon’ttheoldfoolsdie?”Althoughsuchuglycommentsexist,asurveyconductedbytheAmericanAssociationofRetiredPersonsreflectsapositiveattitudebyAmericanpopulationtowardstheold.Thatsurveyshowedthat69%adultchildrenhaveweeklycontactwiththeirmothersand20%havedailycontactwiththeirmothers.Othersurveyshaveshownthat40%ofadultshaveface-tofacecontactwiththeirparentsonceaweek.The2014NationalSurveyofFamilyandHousehold(NSFH)showedthat78%ofadultsviewtheirrelationshipwiththeirmotherandfatherasexcellent.Only0.03%ofthosesurveyedviewedthatrelationshipas“bad”.Theremainderswereambivalentintheirperceptionoftheirparents.ThisfindingisconfirmedbymucholderstudiesofthesamephenomenonalsoconductedbytheNationalSurveyofFamiliesandHouseholds.Ofthosesurveyed,66%contactedtheirparentsonceaweekormoreandonly10%didnotcontacttheirparentsatall.Inpart,thisisaproductofthedistanceatwhichadultchildrenlivefromtheirparents.The2014surveyshowedthat67%ofadultchildrenlivewithin100milesoftheirparentsandthat38%livewithintenmilesoftheirparents.However,afull20%ofthosesurveyedlive1,000milesormoreawayfromtheirparents.1、Accordingtothepassage,therelationshipbetweenmostAmericanoldpeopleandtheiradultchildrenis______.A．terribleanddistant B．a(chǎn)nnoyinganddifficultC．greatandclose D．neithergoodnorbad2、Whichofthefollowingisclosestinmeaningtotheunderlinedword“diverge”inparagraph1?A．differ B．meet C．exist D．transfer3、Fromthepassage,welearnthat______.A．generationgapbecomesinvisibleifoldparentsandadultchildrenliveseparatelyB．relationshipbetweenparentsandchildrenhasbecomemuchbetterthanbeforeC．someoldparentswouldratherdiebecausetheirchildrenareannoyedatthemD．livingfarawaymayleadtopeople’slessornocontactwiththeirparents第三部分語言知識(shí)運(yùn)用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Everynight,mymotherwouldcometomyroom,leandownandpushmylonghairoutoftheway,thenkissmyforehead．Idon'trememberwhenitfirststarted1me--herhandspushingmyhairthatway.Butitdidmakemeannoyed,fortheyfeltwork-wornand2againstmyyoungskin．Finally,onenight,Ishoutedather:“Don'tdothatanymore--your3aretoorough！”Shedidn’tsayanythingin4．Butneveragaindidmymothercloseoutmydaywiththat5expressionofherlove．Timeaftertime,withthe6years,mythoughtsreturnedtothatnight．I'mnotalittlegirlanymore．Momisinhermid-seventies,andthosehandsI7thoughttobesorougharestilldoingthingsformeandmy8Now,myownchildrenare9.MomnolongerhasDad.ItwaslateonthatThanksgivingEve,asIwenttosleepinthebedroomofmyyouth,afamiliarhand10beforestealingacrossmyfacetobrushthe11frommyforehead.Thenakiss,everso12touchedmybrow．Inmy13,thousandsoftimes,I14thenightmyyoungvoicecomplained.15Mom'shandinmyhand,Isaidhow16Iwasforthatnight.Ithoughtshe'dremember,asIdid,17Momdidn'tknowwhatIwastalkingabout.Shehadforgotten—and18—longago.Thatnight,Ifellasleepwithanew19formygentlemotherandhercaringhands.Andthe20Ihadcarriedaroundforsolongwasnowheretobefound．1、A．surprising B．hurting C．a(chǎn)nnoying D．a(chǎn)mazing2、A．rough B．gentle C．smooth D．strong3、A．noises B．words C．feelings D．hands4、A．a(chǎn)nger B．silence C．reply D．fear5、A．healthy B．familiar C．popular D．perfect6、A．coming B．remaining C．following D．passing7、A．often B．even C．never D．once8、A．family B．neighbor C．husband D．home9、A．developed B．grown C．moved D．forgotten10、A．imagined B．hesitated C．regretted D．trembled11、A．hair B．tears C．dirt D．kisses12、A．quickly B．roughly C．gently D．slowly13、A．memory B．opinion C．history D．diary14、A．chanced B．missed C．hated D．recalled15、A．Beating B．Picking C．Catching D．Stopping16、A．happy B．sorry C．a(chǎn)nnoyed D．a(chǎn)mused17、A．a(chǎn)nd B．while C．because D．but18、A．remembered B．faded C．forgiven D．a(chǎn)pologized19、A．hope B．a(chǎn)ppreciation C．thought D．a(chǎn)pproval20、A．guilt B．pride C．sorrow D．Failure第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。27．（15分）語法填空。Withoutproperplanning,tourismcancause1．__(problem).Forexample,toomanytouristscanflowintopublicplaces_2．_arealsoenjoyedbythenativesofacountry.Iftourismcreatetoomuchtraffic,thelocalpeoplewillbecome_3．__(happy).Theybegintodisliketouristsandtotreatthem_4．__(impolite).Theyforgethowmuchtourismcanhelpthecountry’seconomy._5．__isimportanttothinkaboutthepeopleofadestination(目的地)countryandhowtourisminfluences__6．__(they).Tourismshouldhelp_7．__countrykeepitscustomsanditsbeautyshouldattracttourists.Besides,tourismshouldalsoincreasethewealthand__8．__(happy)ofthelocals.Toomuchtourismcanbeaproblem.Iftourism_9．__(grow)tooquickly,peoplemustleaveotherjobs_10．__(work)inthetourismindustry.Thismeansthatotherpartsofthecountry’seconomycansuffer.Ontheotherhand,ifthereisnotenoughtourism,peoplecanlosejobs.Businesscanalsolosemoney.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿分10分）28．（10分）假定英語課上老師要求同桌之間交換修改作文，請你修改同桌寫的以下作文。文中共有10處語言錯(cuò)誤，每句中最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加：在缺詞處加一個(gè)漏字符號(hào)（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（\）劃掉。修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1、每處錯(cuò)誤及其修改均僅限一詞；2、只允許修改10處，多者（從第11處起）不計(jì)分。Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld、Allkindofpollutionandthedestructionoftheenvironmentc