烏蘭察布市重點(diǎn)中學(xué)高三下學(xué)期第六次檢測新高考英語試卷及答案解析

烏蘭察布市重點(diǎn)中學(xué)高三下學(xué)期第六次檢測新高考英語試卷注意事項(xiàng)1．考試結(jié)束后，請將本試卷和答題卡一并交回．2．答題前，請務(wù)必將自己的姓名、準(zhǔn)考證號用0．5毫米黑色墨水的簽字筆填寫在試卷及答題卡的規(guī)定位置．3．請認(rèn)真核對監(jiān)考員在答題卡上所粘貼的條形碼上的姓名、準(zhǔn)考證號與本人是否相符．4．作答選擇題，必須用2B鉛筆將答題卡上對應(yīng)選項(xiàng)的方框涂滿、涂黑；如需改動，請用橡皮擦干凈后，再選涂其他答案．作答非選擇題，必須用05毫米黑色墨水的簽字筆在答題卡上的指定位置作答，在其他位置作答一律無效．5．如需作圖，須用2B鉛筆繪、寫清楚，線條、符號等須加黑、加粗．第一部分（共20小題，每小題1.5分，滿分30分）1．Don’tworry.Anumberofeffortsarebeingmade______thewholesystemoperatingnormally.A．beingkept B．keptC．keeping D．tokeep2．Theboss_________theemployeesariseinsalaryforages,butnothinghasoccurredyet.A．promisedB．hadpromisedC．wouldpromiseD．promises3．Notuntilthebusdisappearedinthedistance________herschoolbagwasgone.A．Tinahadfound B．hadTinafoundC．didTinafind D．Tinafound4．—Iwanttolearntennis.Wouldyouliketohelpme?—.Butlearningtennisisnowalkinthepark.A．NokiddingB．NowonderC．NoproblemD．Noway5．Hehaswrittentwoarticlesforthejournal，onetobepublishedinthisissue，theotherto___________inthenext.A．turnout B．comeoutC．bringout. D．leaveout6．Openingthedoor,Mrs．Summersfoundfamilyofcatsshutinthebathroom．A．a(chǎn);不填 B．a(chǎn);the C．the;不填 D．the;the7．Therisinghousepriceandthehighincometaxratehavebecomethebiggest______oftheordinarypeopleinChinatoday． A.concern B.influence C.involvement D.occupation8．Onlywhen_________hard__________makeyourdreamcometrue.A．doyouwork;youcan B．youwork;youcanC．doyouwork;canyou D．youwork;canyou9．—IgotthatjobIwantedatthepubliclibrary.—___________!That’sgoodnews.A．Goahead B．Cheers C．Congratulations D．Comeon10．Withthehelpofhightechnologyinthepastfewyears,electronicbusiness_______tobankindustryandtravelindustry..A．a(chǎn)ppliedB．haveappliedC．hasbeenappliedD．hadbeenapplied11．—Lucy,couldyoupleasesparemeafewminutes?一,butIhope“afewminutes”,won’tturnintoanhour.A．Itdoesn’tmatterB．That'skindofyouC．I’mafraidnotD．Iguessso12．--Ifeelnervouswhentakinganexam.--andyoucandoitwell.A．TakeitweasyB．TakeyourtimeC．GoodluckD．It’suptoyou13．Allwehaveis24precioushoursadayandthereforeweshallwaste______A．nothingB．noneC．neitherD．noone14．Whyaresomebrandsmorepopularthanothers______theproductsareofsimilarquality?A．a(chǎn)sthough B．evenif C．sothat D．incase15．AlthoughshedidnotknowBostonwell,shemadeherway________totheHomeCircleBuilding.A．easyenough B．enougheasyC．easilyenough D．enougheasily16．volleyballishermainfocus,sheisalsogreatatbasketball.A．Since B．OnceC．Unless D．While17．Mywifesometimes_____somethingshehaslongbeenlookingfor.That’swhysheenjoyswindowshopping.A．looksup B．looksfor C．picksup D．picksout18．—Willitcostalottobeanexchangestudent?—________,butyoucanapplyforscholarshipandstudentloan.A．IwouldimaginesoB．You’vegotmethereC．ByallmeansD．I’mwithyouonthat19．HelensaidthatshewouldbringmeJustinBieber'slatestCDthenextday,butshe.A．wouldn't B．didn'tC．hadn't D．hasn't20．—Ihavebeendecoratingtheapartmentrecently,socanyoulendmesomemoney?—Sorry,allmymoneyhasgonetothestockmarket._________.A．I’drathernot. B．Iamintheblack.C．Iwouldn’tbetonit. D．Iamalittleshy.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四個選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）AnewstudyexploresthecustomoftippingintheUnitedStates.ManyAmericansgivetipstopeoplewhoperformajobforthem,especiallyworkersintheserviceindustry.Theypayalittleextratopeoplecuttingtheirhair,drivingthemacrosstownorservingthemamealatarestaurant.Theresearchersfoundthatmengivebiggertipstorestaurantworkersthanwomen.AndpeoplewholiveinthenorthernUSaremoregenerouswithtipsthanthoselivingintheSouth.Peoplewhoearn$50,000ormoreayeargivebiggertipsthanthosewhoearnlessthan$50,000.Thereisonelikelyreason:thewealthierAmericanshavemoremoneytospend.MichaelLynnisaprofessorofconsumerbehaviorandmarketingattheCornellUniversitySchoolofHotelAdministrationinNewYork.Inotherwords,heknowsalotabouttheissueoftipping.Inearliersurveys,Lynnsaidhefoundmixedresultsonthegenerosityofmenandwomenwhenitcomestotipping.Insomestudies,mengavebiggertipsthanwomen.Inothers,womengavemoremoney.Lynn’sownresearchinAmericanrestaurantsfoundthatmengivebiggertipswhentherestaurantserverisawomanandwomengivemorewhentheserverisaman.Tipsareveryimportanttoserviceemployees.Peoplewhoworkatrestaurantsoftengetmostoftheirearningsfromtips.Nationwide,Americansgenerallytipbetween15to20percentatrestaurantsandleavefrom$2toS10adayforthepeoplewhocleantheirhotelrooms.Tipsof15percentofthereadingonthemeter(計價器)arealsocommonforpeoplewhodrivetaxis.Buthereissomethingtokeepinmind.Ifyouareabletogivethepersonservingyouatiporabiggeronethanwhatisexpected,yourgenerositywillbewelcome.Manyserviceworkersdonotmakemuchmoney,andevenanextradollarortwocanmakeadifferenceintheirlives.1、WhatisparagraphImainlyabout?A．Astudyinarestaurant. B．Ajobofferingalotoftips.C．TheserviceindustryintheUS. D．ThecustomoftippingintheUS.2、WhatisLynn’sfindinginAmericanrestaurants?A．Peoplegivemoretipstotheoppositesexserver.B．Peoplearealwaysmoregeneroustoserviceemployers.C．Mengivethesametipstothewomenrestaurantserversaswomen.D．Menalwaysgivemoretipstothemenrestaurantserversthanwomen.3、HowmuchtipsdoAmericansgenerallypayifthereadingonthetaximeteris$100?A．$2. B．$10.C．$15. D．$20.4、Whatistheauthorsattitudetowardstipping?A．Doubtful. B．Critical.C．Uncaring. D．Supportive.22．（8分）Therepairmantoldme,“Nocharge,ProfessorPan!”We’refriends.“I’dratherpay,’’Ireplied.“Ifit’sfree,Ican’taffordit!”Chineseoftenrefusepaymentforprofessionalservices.insisting,“We’refriendsnow!”ButthentheyshowuplatertoaskmetotutortheminEnglish，orgetthemintoanAmericanuniversity,andIwishI’dhavejustpaidthe30yuanIowedtheminthefirstplace!AccordingtotheAmericans,“Thereisnofreelunch.”,meansthatthere’sapriceforeverything.AndI’malwayslookingaroundtofigureoutwhatthismeans.Manyofourneighbourshavegivenusfruitorflowersorcostlyteas,neveraskinganythinginreturn.Foryears,abicyclerepairmanhasrepeatedlyrefusedtoletmepayhim.“Waituntilyouhavesomethingmajortofix!”heinsists.ImentionedtoapeasantfriendthatIwishedIhadastonemilltogrind(磨)flourforbread.Amonthlaterheshowedupwithabeautifulmillthatheandhisuncleinthecountrysidehadcarvedfromasolidblockofstone.ChinesegenerosityisarealeducationforAmericanslikeme,whowouldratheravoidsocialentanglements(糾紛)andjusthandoverthemoney.Butcashcan’tcompensate(補(bǔ)償)forthegreatestgift—friendship.WhenanAmericansawsomeofmyfriendssittingonbamboostoolsunderthetrees,sipping(呷)tea,hesaid,“Theymusthavenothingbettertodo.”“Actually,”Isaid,“theyareprofessors,withplentytodo.Butprobablyyouarerightinsayingthat,atthismoment,theyhavenothingbettertodo.AndneitherdoI!”AndIjoinedthegroup.WhenchattingaboutteaandChinesecookingandhowmuchmyboyshavegrownsincewearrived,onemansaid,“Theywerepocket-sizedwhenyoucamehere.Nowthey’retallerthanyou.Howtimeflies!.”Howlifeflies.AndChinesearesmartenoughtosharewhattheyknowtheycannotkeep.Theyfreelygiveofftheirtime,nevertoobusytohelpafriend.Andtheyareteachingme,slowly,tobothgiveandreceive.Sothenexttimesomeonesays,“Nocharge.We’refriends!”Iwillthankthemheartily.ButiftheyshowuplateraskingmetotutortheminEnglish,I’llmakesuretheytutormysoninChineseaswell,becausethere’sstillnofreelunch.1、Whydidtheauthorinsistpayingtherepairmanwhilehewasofferedfreerepairs?A．Becausehewasanuprightman.B．Becausehedidn’tknowtherepairmanC．Becausehethoughtitnaturaltopayforother’sservice.D．Becausehedidn’twanttohelpothersinreturn.2、Generally,theauthorthinksthat.A．ChinesearegenerousalwaysreadytohelptheirfriendsB．ChinesearegoodatexchangeofequalvaluesC．ChinesearefreeenoughtodrinkandchatwiththeirfriendsD．Chinesearehelpfulbutdon’ttreasuretime3、Thebesttitleforthepassageshouldbe“”A．StillNoFreelunchB．AGoodLessonFromChineseC．TrueHelporNotD．LearntoBothGiveAndReceive4、WhichofthefollowingisTRUE?A．AlltheChinesethatoncegavetheauthorhelphaveaskedhimtotutortheminEnglishB．Whenapeasantknewtheauthorneededamill,hemadeonefortheauthorhimselfC．TheauthorthinksthatChinesearewiseenoughtoenjoythelimitedlifeD．TheauthorthinkslittleoftheChinesewayoflife.23．（8分）Flyingdowna488-meter-longslideprovidesplentyofexcitementformostpeople.Butforthosewholikemoreextremeadventures,Nicaraguaoffersanevenmoreexcitingslideexperience.Thethoughtofracingdownanactivevolcanowithonlyaboardisenoughtogetmostpeoplehotunderthecollar.Butforthrill-seekingsportsfanatics,boardingdowna2,380-foot-highvolcanoatthespeedof80km/histhecoolestsportaround.ThousandsoftravelersareheadingtothefoothillsofNicaragua’sCerroNegrototakepartinthenewsportingcraze(狂熱).Surfers,dressedinprotectivejumpsuits,knee-padsandhelmets,receivebriefinstructionsandthentryslidingdownashortslope(斜坡).Afterthat,it’stimefortherealthing.Sittingontheirspecially-constructedboards,surferspushoffandflystraightdowna488-meter-longslope.Theblackvolcanicashprovidesadusty,dirtyride.Butboardersusuallyarriveatthebottomwithsmilesontheirfaces.PhillipSouthan,ownerandmanagerofBigfootHostelandGreenPathwaysTours,said,"Westartedofferingthistripin2005andithasbecomesopopular.Thisisauniquetourasnowhereelseintheworldcanyouboarddownanactivevolcano.""Whatweofferisatourforeveryonewithabsolutelynoexperience.Oneofthegreatestattractionsofthetouristhatyougetabitofeverything.Since2005,morethan10,000peoplehavetraveledtoCerroNegrotogiveitatry.""Whenyouareonthetopyouwillhavetheopportunitytostandnearthecrater(火山口)andseeasmokingvolcano.Butthebiggestriskisthatyouwilltakethechanceofgettingsomescratchesifyoufallover.""Manyyearsofexperiencehastakenthistourtoalevelwhereitissafebutstillfunandforsomepeoplealittlefrightening.Wearealwaysworkingonwaystocontinueimprovingitforthefuture."1、WhichwordscanbestdescribetheslideinCerroNegro?A．Securebuttiring. B．Enjoyablebutrisky.C．Popularbutdemanding. D．Worthwhilebutpainful.2、Whatdoestheunderlinedwords"therealthing"inparagraph2referto?A．Slidingdownthevolcanicslope.B．Escapingtheblackvolcanicash.C．Headingtothemountaintopalone.D．Receivingprofessionalslideinstructions3、InwhatwayistheslideinCerroNegrospecial?A．Itisavailabletoeveryone.B．Ithasthelongestslopeworldwide.C．Itisbasedonanactivevolcano.D．Itoffersspecially-constructedboards.4、WhatmakestheslideinCerroNegrorelativelysafeaccordingtoPhillipSouthan?A．High-techsafetyfacilities.B．Knowledgeandskillsfrompractice.C．Advancedtrainingguidanceontheslide.D．Staff’sfamiliaritywiththesurroundings.24．（8分）Aresearchhasshownthatnearly90percentoftrafficaccidentsarecausedbyhumanerrors.Soouraimisafullyautonomous(自動的)carthatgetsridofthecauseofmostaccidents:thedriver.ResearcherHodgsonpointsout,“Forsafety,thefasteryoucanremovehumans,thebetter,evenifthereareunfortunatelyafewaccidentsfromnewcauses.It’saquestionofbalancingthenumberinjuredorkilledbyautonomousvehicleswiththepeoplewhoselivesarepotentiallysaved.”It’sanideathatElonMusk,chiefexecutiveofelectriccarcompanyTeslaMotors,haslongbelieved.Hiscompanyisdeterminedtobethefirsttodeliverafullyautonomousvehicletoconsumers.Lastyear,MuskannouncedthatTesla’s2019goalwas“todoanexampledriveoffullautonomyallthewayfromL.A．toNewYork，andhavethecarparkitself.However,evenTeslaadmitsthatthereareproblemstoovercome—thesoftwareneedsfurthervalidation(批準(zhǔn)生效)andtheappropriateregulatoryapprovalneedstobeinplace.Indeed,recentcrashesofTeslavehiclesandGooglecarsconfirmthatthesoftwareisn’treadyyet.TheUKgovernmentappearscommittedencouragingthedevelopmentofautonomousvehicles.It’ssupportingfourcitytrials,publishingtheModernTransportBilltoreduceredtapearoundtheirintroductionandadaptingthelegalsystemtotakeintoaccountproblemssuchasinsuranceliabilitywhenahumanisn’tincontrolofavehicle.Theinsuranceindustryissimilarlyeagertohelpincreaseautonomyincars.AstheAssociationofBritishInsurerspointsout,“Nearly90percentofroadaccidentsarecausedbyhumanerrors.”Thiscostsmotorinsurersashocking$20millionperdayinclaims.1、WhatdifficultydoesthecompanyTeslaMotorshave?A．Thecompanylacksconfidencetomakenewcreations.B．Newinventionsmaycausemoreinjuriesanddeaths.C．Thesoftwareshouldbemadeofficiallyacceptable.D．Thetrafficregulationhasprovedunreasonable.2、WhatistheUKgovernment’sattitudetoautonomouscars?A．Cautious. B．Positive.C．Ambiguous. D．Disapproving.3、Whatisthemainideaofthelastparagraph?A．Insurancecompanieswouldliketosupportautonomouscars.B．Humanmistakesmaybethekeycauseoftrafficaccidents.C．Trafficaccidentswasteinsurancecompaniesquitealot.D．Motoristsaresurprisedtohearaboutautonomouscars.4、Thepurposeofwritingthetextisto________.A．a(chǎn)musereaderswithfunnyexamplesB．showhisdeeploveforautonomouscarsC．introduceanewdevelopmentintechnologyD．provideapersuasiveargumentagainstautonomy25．（10分）Accordingtoofficialgovernmentfigures,therearemorethantwiceasmanykangaroosaspeopleinAustralia,andmanyAustraliansconsiderthempests(有害動物).Landholdingfarmerssaythatthecountry’sestimated50millionkangaroosdamagetheircropsandcompetewithlivestockforscarceresources.Australia’sinsuranceindustrysaysthatkangaroosareinvolvedinmorethan80percentofthe20,000-plusvehicle-animalcollisionsreportedeachyear.Inthecountry’sunderpopulatedregion,thecommonbeliefisthatkangaroonumbershaveswollento“plagueproportions.”Intheabsenceoftraditionalhunters,thethinkinggoes,killingkangaroosiscriticaltobalancingtheecologyandboostingtheruraleconomy.Agovernment-sanctioned(政府認(rèn)可的)industry,basedonthecommercialharvestofkangaroomeatandhides,exported$29millioninproductsin2017andsupportsabout4,000jobs.Todaymeat,hides,andleatherfromkangarooshavebeenexportedto56countries.GlobalbrandssuchasNike,Puma,andAdidasbuystrong,supple“k-leather”tomakeathleticgear.Andkangaroomeatisfindingitswayintomoreandmoregrocerystores.Advocatespointoutthatlow-fat,high-proteinkangaroomeatcomesfromananimalmoreenvironmentallyfriendlythangreenhousegas-emittingsheepandcattle.JohnKelly,formerexecutivedirectoroftheKangarooIndustryAssociationofAustralia,says,“HarvestingourfoodandfibersfromanimalsadaptedtoAustralia’sfragilerangelandsisextremelywiseandsustainable.Manyecologistswilltellyouthatthereisnomorehumanewayofproducingredmeat.”O(jiān)pponents(反對者)oftheindustrycallthekillinginhumane,unsustainable,andunnecessary.Populationestimatesarehighlydebatable,theysay,but“plagueproportions”arebiologicallyimplausible.Littlekangaroosgrowslowly,andmanydie,sokangaroopopulationscanexpandbyonly10to15percentayear,andthenonlyunderthebestofcircumstances.DwayneBannon-Harrison,amemberoftheYuinpeopleofNewSouthWales,saystheideathatkangaroosaredestroyingthecountryislaughable.“They’vebeenwalkingthislandalotlongerthanpeoplehave,”hesays.“Howcouldsomethingthat’sbeenhereforthousandsofyearsbe‘destroying’thecountry?Idon’tunderstandthelogicinthat.”CanAustralians’conflictingattitudestowardkangaroosbereconciled(和解)?GeorgeWilsonsaysthatifkangarooswereprivatelyowned,thengraziers(放牧人)—workingindependentlyorthroughwildlifeconservancies—wouldprotecttheanimals,treatingthemaspossessions.Theycouldfeedthem,leasethem,breedthemandchargehunterafeeforaccess.“Ifyouwanttoconservesomething,”Wilsonsays,“youhavetogiveitavalue.Animalsthatareconsideredpestsdon’thavevalue.”Privatizationcouldalsohelpreducegrazingpressures.Ifkangaroosweremorevaluablethancattleorsheep,farmerswouldkeeplesslive-stock,whichcouldbegoodfortheenvironment.Underthisscheme,landholderswouldworkwiththekangarooindustryonbranding,marketingandqualitycontrol.Thegovernment’srolewouldbeoversightandregulation.1、Whatcanbelearntfromthefirstthreeparagraphs?A．Kangaroomeatishealthierthanotherredmeat.B．Globalbrandsmakesmallprofitsonkangaroos.C．Kangaroosaremorefriendlytotheenvironment.D．Overpopulatedkangarooshavebecomeafinancialburden.2、Whatdoestheunderlinedword“implausible”inParagraph4probablymean?A．Unreasonable. B．Immeasurable.C．Unquestionable. D．Unchangeable.3、Whichofthefollowingmightbethebenefitofprivatization?A．Thepopularityofkangaroohunting.B．Thereductioninthenumberofkangaroos.C．Theestablishmentofmoreconservationareas.D．Thebettermanagementofthekangarooindustry.4、Thepassageiswrittento________.A．a(chǎn)rgueagainstthekillingofkangaroosB．stresstheimportanceofprotectingkangaroosC．presentdifferentopinionsonthekangarooindustryD．provideasolutiontotheproblemcausedbykangaroos第三部分語言知識運(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四個選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Howcanyoustopsmoking?Itisnoteasytostopsmoking，butmillionshave1toquitandsocanyouHereareafewsuggestions.Prepareyourself.DecideonadaytoquitDon’tchooseadaythatyouknowisgoingtobestressful,suchasthedayofanexam.Makealistofallthe2youwillgetfromstoppingsmoking.Then3yourlastpacketofcigarettes.Be4Everytimeyoufeellikesmokingacigarette，5yourselfthatyouareanon-smoker．Rereadthelistofbenefitsyouwroteearlier．BreakthehabitInsteadofsmokingacigarette，dosomethingelse.Goforawalk，cleanyourteethdrinksomewater,cleanthehouse；infact，doanythingtokeepyourmindand6yourhandsbusy.Relax.Ifyoustarttofeelnervousorstressed，donotreach7acigarette.Trysomedeepbreathinginstead.Dosomerelaxationexerciseeverytimeyoufeelstressed.Gethelpifyouneedit.Arrangetostopsmokingwithafiendsoyoucalltalkaboutyourproblems，orJoinastop-smokinggroup.Ifyoufeel8，youmightliketotalktoadoctororchemistaboutsomethingtohelpyou，likenicotinechewinggum.Keeptrying.Donotbedisappointedifyouhavetotryseveraltimesbeforeyoustopsmoking.Ifyou9andhaveacigarette，donotfeelashamed.Justtryagain.Youwillsucceed101、A．managed B．tried C．wanted D．expected2、A．values B．benefits C．results D．profits3、A．giveaway B．takeaway C．throwaway D．keepaway4、A．a(chǎn)ddicted B．a(chǎn)ccustomed C．determined D．depressed5、A．prepare B．inform C．threaten D．remind6、A．especially B．specially C．normally D．certainly7、A．out B．for C．a(chǎn)t D．in8、A．desperate B．satisfied C．a(chǎn)rbitrary D．conscious9、A．stick B．continue C．weaken D．insist10、A．eventually B．constantly C．occasionally D．normally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個適當(dāng)?shù)膯卧~或括號內(nèi)單詞的正確形式。27．（15分）AlexanderGrahamBellwasaninfluentialscientist,engineerand1．(invent).HewasbornonMarch3,1847inEdinburgh,Scotland.Heiswidelycreditedwiththeinventionofthefirsttelephone.Bell’smotherandwife2．(be)bothdeaf,whichhadaneffect3．hiswork.Whenhewas23,BellandhisparentsmovedtoCanada.Bellstudiedthehumanvoiceandworkedwithdifferentschoolsfor4．deaf.Heexperimentedwithsound,workingwithsound,workingwithequipmentusedtosenddifferent5．(message)andrecordsound.Heworkedonacoustictelegraphy(聲報機(jī))withanelectricaldesigner6．(name)ThomasWatson.OnFebruary14,1876,BellandElishaGray,anAmericanelectricalengineer,bothfiledpatents(申請專利)coveringthetransmission(傳送)ofsoundstelegraphically.Finally,Bell7．(give)thepatent.Afewdays8．(late),hesucceededin9．(get)histelephonetowork.Bellimprovedthedesignandby1886morethan150,000peopleownedtelephonesintheUnitedStates.Heoncesaid,“Thedaywillcomewhenthemanatthetelephonewillbeabletoseethedistantpersonto10．heisspeaking.”第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）Dearfriends,Aswecansee,theenvironmentaroundusisgettingworseotherthanbetter、Ourlifeandhealthhaveaffectedgreatly、Theearthisourhome,butwehaveadutytotakecareofit,notonlyforourselvesbutforfuturegenerations、Fortunate,moreandmorepeoplehavebecomeawareofthisproblem、Manyeffectivelymeasureshavebeentakenbythegovernmenttodealwiththem、Asastudent,Ithinkweshoulddowhatwecanimprovetheenvironment、First,gotoschoolonfeetorbybikeasoftenaspossible、Second,turnonthelightsandother