2023高考英語(yǔ)模擬試卷注意事項(xiàng)：1．答卷前，考生務(wù)必將自己的姓名、準(zhǔn)考證號(hào)、考場(chǎng)號(hào)和座位號(hào)填寫(xiě)在試題卷和答題卡上。用2B鉛筆將試卷類(lèi)型（B）填涂在答題卡相應(yīng)位置上。將條形碼粘貼在答題卡右上角"條形碼粘貼處"。2．作答選擇題時(shí)，選出每小題答案后，用2B鉛筆把答題卡上對(duì)應(yīng)題目選項(xiàng)的答案信息點(diǎn)涂黑；如需改動(dòng)，用橡皮擦干凈后，再選涂其他答案。答案不能答在試題卷上。3．非選擇題必須用黑色字跡的鋼筆或簽字筆作答，答案必須寫(xiě)在答題卡各題目指定區(qū)域內(nèi)相應(yīng)位置上；如需改動(dòng)，先劃掉原來(lái)的答案，然后再寫(xiě)上新答案；不準(zhǔn)使用鉛筆和涂改液。不按以上要求作答無(wú)效。4．考生必須保證答題卡的整潔?？荚嚱Y(jié)束后，請(qǐng)將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Thefamousplayertriedagainandagainaftereachfailure.That’s_____hesucceededatlast.A．whatB．whenC．whetherD．why2．—WhataboutgoingtoseethelatestChinesesci-fiblockbusterTheWanderingEarth?—________.Iftimepermits,Imaygotoseemygrandmawithmymother.A．Don’tmentionit B．Itdoesn’tmatterC．Forgetit D．Itdepends3．—MayIhelpyou?Youseemtobehavingsomeproblems.—______,thanks.IthinkIcanmanage.A．Allright B．NoproblemC．It’sallright D．There’snoway4．—Willitcostalottobeanexchangestudent?—________,butyoucanapplyforscholarshipandstudentloan.A．IwouldimaginesoB．You’vegotmethereC．ByallmeansD．I’mwithyouonthat5．________wellformyjobinterview,IreallyhadbutterfliesinmystomachonmywaytothecompanyIhadappliedto.A．Havingnotprepared B．NothavingpreparedC．Nottohaveprepared D．Tohavenotprepared6．Thereisnodoubtthatclimateallovertheworld______greatlyinrecentyears.A．hadchanged B．ischangingC．changed D．hasbeenchanging7．Reportersaskedhimto______

his

positiononwelfarereform.A．clarifyB．divideC．instruct8．AfirmfromNewZealandhasrevealedasetofroboticlegswhichtheyclaimwillsoonallow________wheelchair-boundpeopletowalkagain.A．extremely B．previously C．a(chǎn)ctually D．eventually9．--Mom,I’mgoingtothegraduationdancetonightbutIdon’tthinkIlookattractiveenough.—Oh,darling,don’tworry._______A．Theydon’tknowwhatbeautyis.B．Nobodywillcareaboutit.C．Youlookperfectthewayyouare.D．Impossibleisnothing,10．—Steve,thevacationiscomingsoon．Haveyoufoundasummerjobyet？—IsupposeIcanworkattheboy’scamp_____Iworkedlastsummer．A．that B．where C．which D．what11．Soonaftergettingoffhishorse,thecaptainappearedatthesecond-floorwindows,______hecouldseenothingbuttrees.A．where B．fromwhereC．which D．fromwhich12．Theyfelt________itwashightaxandlowincome________contributedtotheextrememiseryoftheworkingpeopleatthebottomoftheladder.A．/；that B．that;whichC．that;what D．/;which13．WorldFoodDayisheldeachyeartounderlinetheprogressthat________againsthungerandthatstillneedstobemade.A．ismade B．wasmadeC．hasbeenmade D．willbemade14．Thefarmersareinbadneedofrain,buta(an)largeamountofrainfallwillcauseFloods.A．Eventually B．constantly C．gradually D．extremely15．Althoughthesituationwastoughduringtheeconomiccrisisnowthingsarebeginningto________.A．lookup B．keepup C．setup D．buildup16．Menmustconsidereating,drinking,clothingandfindingshelter_____theycanpursueentertainmentandrecreation.A．untilB．unlessC．beforeD．because17．It’ssecondtimeinfivedaysthathehasaskedmeforhigherpay.A．不填；a B．a(chǎn);the C．the；a D．the；the18．You________havebookedtheticketsinadvance;therewereplentyleft.A．needn’t B．can’tC．shouldn’t D．mustn’t19．Thegeneralsecretarystressedthatwhathehadjustsaidwasonlyhis_________view,notofficialintentions.A．private B．separate C．personal D．single20．_____everyyear,manypeopledonotholdahighopinionoftheCCTVSpringFestivalGala,ithasbecomeasomewhatnecessarypartofthefestival.A．AsB．ThereforeC．While D．Since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）NewYear'sresolutions(決心)havebeenaroundlongenoughthatweallscenttosticktothesameones--hitthegym,layoffthecandy,readmorebooks,callyourmother-regardlessofwhetherwefollowthroughwithourintentions.WhileJanuary1stseemsliketheperfecttimetohaveanewstartagain,exactlywhenpeopledevelopedthatmindset(思維模式)isn’tcommonknowledge.Itturnsoutthatthemodernbeliefof'aNewYear’sresolutionisn’tasoldasyouthought.Accordingtomanyhistorians,theancientBabylonianswerethefirstgroupofpeopletomakeNewYear’sresolutions.However,insteadofmakingacommitmenttoselfimprovement,theymadeacommitmenttothegodstopaytheirdebtsandreturnanyobjectstheyhadborrowed.AnancientRomantraditionfrom46B．C,bearsevenmorelikenesstomodernresolutions.EmperorJuliusCaesardeclaredJanuarythemonthofJanus.RomansbelievedJanuslookedbackwardsintothepreviousyearandaheadintothefuture.Inhishonor,theymadesacrificestothegodandpromisesofgoodbehaviorforthecoiningyear.ButthemodernNewYear'sresolutiondidn’tfullyformuntilcenturieslater.Thepracticewascommonenoughbytheearly1800s.Anarticlein1802states,"Statesmenhavesworntohavenootherobjetinviewthanthegoodoftheircountry..thephysicianshavedeterminedtoadvisetheuseofmedicinenomorethanisnecessary,andtoheveryreasonableintheirfees.”Thefirsttime“NewYear'sresolution"appearedasaphrasewasintheJanuary1stissueofaBostonnewspaperin1813.“Ibelievetherearealotofpeople,"thearticlegoes,“withaseriousdeterminationofbeginningtheNewYearwithnewresolutionsandnewbehavior,andwiththefullbeliefthattheyshallacceptpunishmentforalltheirformerfaultsandwipethemaway.Soasyoumake(andpossiblyfailat)yourNewyear'sresolutions,knowthatyou'reingoodcompany.1、WhoseNewYearsresolutionsweremostdifferentfromthepresentcommonpractice?A．AncientBabylonians’B．AncientRomans’C．Statesmen'sinthe1800s.D．Bostonpeople'sin18132、AccordingtoParagraph4,thephysiciansfocusedtheirresolutionson_______A．a(chǎn)nnualincomesB．personalambitionsC．professionalhonestyD．a(chǎn)cademicimprovement3、Whatistheauthor'spurposeinwritingthetext?A．ToencouragepeopletomakeNewyear'sresolutionsB．TogiveadviceonhowtomakeNewYear’sresolutions.C．TocomparedifferentNewyear'sresolutionsinhistory.D．TointroducethedevelopmentofNewYear'sresolutions22．（8分）Whenhewasyoung,LouisArmstrongwastakingwhatwascalled“Creolejazz”,whichwasalsocalleddancemusic,andcombiningitwithtrumpeter(小號(hào)手)BuddyBolden,tocreatewhatwouldeventuallybecometoday’sjazz.Armstrongaccomplishedthiswithalmostnoformaltraining.HereceivedlittletrainingbeforehewasplacedintheNewOrleansColoredWaif’sHomeattheageof12,afterarun-in(小爭(zhēng)執(zhí))withthepolice.Thepunishmentturnedouttobeamixedblessing,forhealsohadtheopportunitytoplayinarealband.WhileattheWaif’s,Armstrongalsogotthechancetohearsomeofthecity’sfinestmusicians.CornetistFreddieKeppardperformedinanearbyclub.SodidtrumpeterandbandleaderKingJoeOliver,whotooktheboyunderhiswingandtaughthimhowtoreadmusicandworkonhisplayingtechnique.WhenOliverleftforChicago,ArmstrongchosetostayinNewOrleansandworkwithsomeoftheothertopmusiciansoftheday.InChicago,KingOliverofferedhimaplaceinhisbandin1922.ItbecameArmstrong’sbiggestchallengeyet—thebandhadnopartswrittenfortrumpet,sohewasforcedtolistentoKingOliverandimprovise(即興創(chuàng)作).Soon,Armstrong’sundeniabletalentwasgettingnoticed.Evenclassicallytrainedmusicianswouldcometoheartheincrediblesoundsthisyoungmancreated.LilHardin,theband’spianoplayerandthefutureMrs.Armstrong,explainedthatOliverkeptArmstronginthesecondtrumpet-chairsothatOliverwouldstillbe“King”.Hardinconvincedhimtoleavetheband.ArmstrongmovedtoNewYorkCityin1924tojoinFletcherHenderson’sbandandthenflewsolo.In1925,ArmstrongputtogethertheHotFive,expandinghispopularityevenmore.Armstrongrecordedhisfirstcomposition,CornetChopSuey,oneofthemostcopiedjazzsolosofalltime.Thismonumental1928recordingblends(混合)artistry,enduranceandshowmanshipthathasrarely,ifever,beenmatchedinjazz.1、Whatdoestheunderlinedword“this”refertointhesecondparagraph?A．Toplaydancemusic.B．ToworkwithBuddyBolden.C．Toplayajazzinstrumentwell.D．Tocreatemodernjazzmusic.2、WhotaughtLouisArmstronghowtoplaymusicintheearlytime?A．BuddyBolden.B．LilHardin.C．KingJoeOliver.D．CornetistFreddieKeppard.3、WhydidLouisArmstrongLeaveKingOliver’sband?A．BecausehewantedtogetmarriedinNewYork.B．Becausehistalentcouldnotdevelopcompletely.C．BecausehegotabetteropportunityinNewYork.D．Becausethemanforcedhimtoleavetheband.4、What’sthemainideaofthepassage?A．Itasksreaderstoknowmoreaboutmodernjazz.B．Itintroducesoneofthegreatestjazzmusicians.C．Itintroducesthedevelopmentofjazz.D．Itdescribestheimportanceoftalentinplayingjazz.23．（8分）Whenreturningtosouth-westernGermany,wheremyparentslive,itiscompulsoryformetogoonahiketoconnectwithnatureandreconnectwithmyself.So,thatisexactlywhatIdidthefirstsunnySundaybackinthebeautifulBlackForest.TheHuzenbacherSeeisatarninthemiddleofthenorthernBlackForestwithabundantnaturesurroundingit.Approachingitafteragoodhourwalk,Isawfascinatingbluedragonfliesinquantitythatattractedusbythewaytheyflewaround.Theydidn’tstandstillforaphoto,astheylandedonleavesforasplitsecond.WewerealsosurprisedattheyellowwaterliliesthatcanbeseenfloatingonitssurfacebetweenJuneandJuly.Sittingdownatoneofthebenchessurroundingthelakeforapicnicwassatisfyingintwoways.Iwasawareoftheworld’sbeautythatgavemetheenergytocontinueupthemountaintoreachthemostamazingviewlookingoverthelake.Theotherwastoreallyfillmyselfupinordertocontinuetheadventureadequately,fulluponsomesnacksandrefreshingwaterfromthewell.Thehikeupwasn’tashardasexpectedandagoodpathwasprovidedwithdirtyrocksandslipperystonesallundertheshadeofthetalltrees.Thistookaboutanhourandahalfuntilreachingthebeautifulviewofthelakeandlandbelow.Oncewehadtakenintheastonishingviews,thewalkbackdowntookanotherhourorso,makingthehikea3-to4-hourroundtrip,whichwaswellworthit!SimplybeingbackintheBlackForestandhavingsuchpleasanthikesisdefinitelygoodforthesoulandIhighlyrecommendgettingyourselfoutside,beitintheBlackForestoranywhereoutdoors.GetyourintakeofvitaminDand,mostimportantly,takeinthemomentsthatnaturehastooffer.1、Whatdoestheunderlinedword“tarn”inparagraphIreferto?A．Tree. B．Tower.C．Lake D．Village.2、Howdidtheauthorfeelwhensittingonthebench?A．Tired. B．Content.C．Surprised. D．Excited.3、Whatdidtheauthorcallonpeopletodo?A．TakevitaminDpills. B．Loveandprotectnature.C．Savethesoulandbeyourself. D．Gooutdoorsandgetclosetonature.4、Accordingtotheauthor,beingbackintheBlackForestandhavingpleasanthikesdoesgoodtoone’s________.A．health B．spiritC．character D．experience24．（8分）OnedaytheemployeesofalargecompanyinStLouis,Missourireturnedfromtheirlunchbreakandweregreetedwithasignonthefrontdoor.Thesignsaid,“Yesterdaythepersonwhohasbeenhindering(阻礙)yourgrowthinthiscompanypassedaway.Weinviteyoutojointhefuneralintheroomthathasbeenpreparedinthegym.”Atfirsteveryonewassadtohearthatoneoftheircolleagueshaddied,butafterawhiletheystartedgettingcuriousaboutwhothispersonmightbe.Theexcitementgrewastheemployeesarrivedatthegymtopaytheirlastrespects.Everyonewondered,“Whoisthispersonthatwashinderingmyprogress?Well,atleasthe’snolongerhere.”O(jiān)nebyonetheemployeesgotclosertothecoffin(棺材)andwhentheylookedinsideit,theybecamespeechless.Theystoodthere,shockedandinsilence,asifsomeonehadtouchedthedeepestpartoftheirsouls.Therewasamirrorinsidethecoffin.Everyonewholookedinsideitcouldseehimself.Therewasalsoasignnexttothemirrorthatsaid,“Thereisonlyonepersonwhocansetlimitstoyourgrowth:itisYOU.”Youaretheonlypersonwhocanchangeyourlife.Youaretheonlypersonwhocaninfluenceyourhappinessandyoursuccess.Youaretheonlypersonwhocanhelpyourself.Yourlifedoesnotchangewhenyourfamilychanges,whenyourfriendschange,whenyourbosschanges,andwhenyourcompanychanges.Yourlifechangeswhenyouchange,whenyougobeyondyourlimitingbeliefs,whenyourealizethatyouaretheonlyoneresponsibleforyourlife.1、Thewriter’spurposeinwritingthearticleistotellusthat.A．theharderwework,themoresuccessfulwewillbecomeB．ourworkandlifearecloselyconnectedwithothersC．changingourlivesisdowntoourselvesD．wewillhaveabetterfutureifpeopledonothinderourdevelopment2、Peoplewerespeechlesswhentheylookedinsidethecoffinbecause.A．therewasnothingbutamirrorinsideB．theycouldseetheirownsoulsinsideC．theirclosestcolleaguelayinsideD．whatwasinsidetoldagreattruth3、Whoprobablywrotethesignonthefrontdoor?A．Thecompanyboss.B．Aworkerwholikedtomakefunofothers.C．Thedirectorinchargeofproduction.D．Aworkerwhowantedtoteachothersalesson.4、Whatcanweinferfromthepassage?A．Theemployeeswerehappytohearthedeathofacompetitor.B．Thelessontheemployeeslearnedwouldinfluencethemgreatly.C．Theemployees’livesdependedontheattitudeoftheirboss.D．Theemployeesgotangryafterthefuneral.25．（10分）Physicscouldsoonmakeitpossibletoreplacethoseheavyglasslenses（鏡頭）oncameraswith“metalenses”－materialsengineeredtofocuslightatafraction（少量）oftheweightandsizeoftraditionallensing.AteamfromHarvardUniversity’sschoolofengineeringhasdesignedametalensthatcanfocusnearlytheentirevisiblelight.Previousmetalensescouldfocusonlynarrowcolorwavelengths,orwavelengthsoutsidethevisible.Whenlightmovesthroughglass,thedifferentwavelengthsthatmakeupthelightslowatdifferentrates.Thiscausestheirpathsthroughtheglasstobend,sothattheyseparate.Passabeamofwhitelightthroughaprism（棱鏡）,andthiseffectwillcausearainbowtoburstouttheotherend.Thispresentsachallengetolensmakers;asinglefocusingelementwillprojectapicturethathascolorsfromredtoviolethittingdifferentspotsonthefilm.So,modemcameralensesusemanydifferentglasselementstoreversethateffect,pushingthedifferentwavelengthsoflightbackontoasinglefocalpoint,althoughthatdoesn’tworkperfectly;manyphotographersknowthepainofbuyinganexpensivelensonlytofindavioletedgearoundthesubjectsintheirphotographs.Ametalenstakesadifferentapproachtofocusinglight.Insteadofusingthereflectionofglass,ametalensusestinystructures,typicallymadeoftitaniumdioxide（二氧化鈦）,tobendwavelengthstowardthemetalensfocalpoint.Inthepast,though,metalensescouldbendjustonewavelengthatatime,orinmoreadvancedcases,anarrowbandofthevisuallight.Thenewlycreatedmetalensbendsnearlythefull.Metalenseshaveotherchallengestoovercomebeforetheycancompeteseriouslywithtraditionalglass.Themostsignificantone:resolution（分辨率）,accordingtoajournalarticle.Noneofthemetalensessofarareparticularlysharpcomparedwiththeirbestglasscompetitors.But,again,asthetechnologyprogresses,itcouldaddressthatlimitation.Metalensesmightnotlandonstoreshelvesanytimesoon,buttheyarecoming.1、Whatdoweknowaboutthe“metalenses”fromParagraph1?A．It’ssmall.B．It’sexpensive.C．It’svisible.D．It’snarrow.2、Whyisittoughinmakinglens?A．Lightislowatdifferentrates.B．Lightpathisbentwhenlighttravels.C．Animagehascolorsfromredtoviolet.D．Whitelightwillcausedifferentcolors.3、Whatdoestheunderlinedword“reverse”inParagraph4mean?A．Change.B．Exchange.C．Increase.D．Improve.4、What’suniqueinwaysoffocusinglightforanewmetalens?A．Itthrowstheglasslightback.B．Itusesmetalsinthestructure.C．Itnearlymakesthevisuallightallbend.D．Itismoreadvancedandnarrow.第三部分語(yǔ)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）It’snotthegoodbyethathurts．buttheflashbacksthatfollow．MymothersufferedwithAlzheimer’sdisease(老年癡呆癥)duringherlastfifteenyears．Untilthenshehadbeenabright，1womandeeplyinterestedandinvolvedintheworldaroundher．IwouldgohometovisitherinVirginiaandshewouldlookatmeina(an)2wayandask，”Whoareyou?”Iwouldanswer,”I'myourson．“Wheredoyoulive?”Shewouldask．”InCalifornia,”Iwouldtellher．”Isn’tthatinteresting，”shewouldsay,”IhaveasoninCalifornia．”Mynamehad3mymothercompletely．Sheseemed4forgetfulandconfusedatthebeginningofthedisease，butlateronshewould5periodsofsharpanxiety．Shewould6throughthehouseshehadlivedinmostofherlife，cryinguneasilythatshewantedtogohome，orshewouldleavehomeandwanderawayifshewasnot7forashorttime．Hopingtopleaseherandputhermind8，Iwouldtakeherforadrive，Visitingsiteswhereshehadlivedasa9．IntheyardofthehillsidehouseinShipmanIsatinthecarand10，theviewoftheoldoaksandlonggreenlawn．Icould11mymotherthereasalittlegirlPlayingwiththepetlambshehadbeensofondof．Ilookedtoherforsome12，butShejustshookherheadandsaid，“Iwanttogohome．”O(jiān)vertheyearsIhavedecidedthatwhatmymotherwascallinghomewasnota13，butatime．Isuspectitwasatimewhenshewasmuch14，whenherchildrenwerestillunderfoot，whenherhusbandwasstillenergeticandconsiderate．Watchingmymother’ssufferingsetmeto15whatIwouldhaveinmindifsomedayIcouldn’tfind16andwantedtogothere．Inthisfamilywetendtobelonglivedandwegrowfuzzy(模糊的)mindedastheyearsgoby．AteightyIhavealreadynoticedsome17symptoms．Mydoctorsaystheforgetfulnessisonly18andthatitcomeswithage．Stillthe19ofAlzheimerishaunting(縈繞)inmymind．SomedayifandwhenIbecomeevencloudiermindedthanIamnow,unabletodriveandtellyouwhere“home”is，mydearson，IexpectIwillaaskyoutotakemehome．IknowyouWilldoyourbesttofindtheplaceIneedtobe．Ileavethesenotesforyour20．1、A．caring B．cheerful C．hopeful D．considerate2、A．excited B．frightened C．puzzled D．a(chǎn)mazed3、A．forgotten B．reminded C．escaped D．slid4、A．greatly B．hardly C．totally D．simply5、A．gothrough B．breaktrough C．1ookthrough D．putthrough6、A．hunt B．pace C．search D．1ook7、A．settled B．a(chǎn)ttended C．concerned D．inspired8、A．inplace B．undercontrol C．inorder D．a(chǎn)tease9、A．1ady B．student C．child D．mother10、A．inspected B．a(chǎn)dmired C．a(chǎn)ppreciated D．respected11、A．tell B．picture C．suspect D．doubt12、A．response B．smile C．reasons D．a(chǎn)nswers13、A．name B．dream C．symbol D．place14、A．prettier B．younger C．happier D．healthier15、A．feeling B．wondering C．doubting D．believing16、A．memory B．passion C．home D．way17、A．deadly B．a(chǎn)larming C．poisonous D．a(chǎn)llergic18、A．natural B．special C．rare D．unique19、A．intention B．fear C．expectation D．hate20、A．a(chǎn)ppreciation B．a(chǎn)dmiration C．guidance D．a(chǎn)ssistance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）Whydon’tbirdsgetlostontheirlongflightsfromoneplacetoanother?Notlongago,experimentsshowedthatbirdsrely1．thesuntoguidethemduringdaylighthours.Butwhataboutbirds2．flybynight?Testswithartificialstarshaveprovedthatcertainnightflyingbirdsareabletofollowthestarsintheirlongdistanceflights.Adovehadspentitslifetimeinacageandhadneverflownundera3．(nature)sky.Yet4．showedaninbornabilitytousethestarsforguidance.Thebird'scage5．(place)underanartificialstar-filledsky.Thebirdtriedtoflyinthesamedirectionasthat6．(take)byhisoutdoorcousins.Anychangeinthepositionofthemake-believestarscaused7．changeinthedirectionofhisflight.Scientiststhinkthatdoves,when8．(fly)indaylight,usethesunforguidance.Butthestarsareobviouslytheirmainmeansofflight.Whatdotheydo9．thestarsarehiddenbyclouds?Apparently,theyfindtheirwaybysuchlandmarksasmountainranges,coastlines,andrivercourses.Butwhenit'stoodarktoseethese,thedovescircle10．(help),unabletogettheirposition.第四部分寫(xiě)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(yǔ)課上老師要求同桌之間交換修改作文，請(qǐng)你修改你同桌寫(xiě)的以下作文。文中共有10處語(yǔ)言錯(cuò)誤，每句中最多有兩處。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(xiě)出該加的詞。刪除：把多余的詞用(＼)劃掉。修改：在錯(cuò)的詞下畫(huà)一橫線，并在該詞下面寫(xiě)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。Iusedtothinkcooperatingwasteoftime,butonethingchangesmymind．Onedaythescientificteacheraskedustodosomeresearchesandhandedintheconclusion．ThattookmelotsoftimetodotheresearchbutIstillcouldn’tfinishedit．SoItriedtocooperatewithothers．Wesharedourresearchesandthenmadeth