2021届高考英语大一轮复习课时作业39Unit20NewFrontiers含解析北师大版

课时作业39Ⅰ.完形填空WhenLeonLogothetiswasachild,hewasoftenbullied(欺负)byhisclassmates.__1__，akindteacherhelpedhimduringthatdifficultperiod.Asakid,he__2__thathewoulddowhathisteacherhaddonetohiminthefuture.However,Leon__3__becomingastockbroker(股票经纪人)inLondonwhenhegrewup.__4__thejoballowedhimtomakelotsofmoneyandgavehimfinancial__5__，hefeltlonelyandcouldn'teffectivelycommunicatewithothers.Oneday,herealizedthathewasn'tactuallyhelpinganyoneandthatwasdefinitely__6__tohischildhooddecision.Becauseofthatimportant__7__，hecouldn'twaittomakesomemajor__8__tohislifesothathecouldliveamoremeaningfullife.Leonreallybecame__9__tomakeanewstartafterhewatchedTheMotorcycleDiaries.Itmadealasting__10__onLeon.Atthatmoment,heknewthattherewasanotherwaytoliveandhedidn'twanttositbehindadesktojust__11__someoneelse'sdream.Thatwasaturningpointforhim.After__12__hisjobasastockbroker,Leondecidedtogotravelingtoexperiencemoreandtryto__13__withpeoplefromallwalksoflife.TodothatLeondecidedto__14__himselfbytravelingacrosstheUnitedStatesonjust$5aday.His__15__budgetwasn'taboutsavingmoneybutabout__16__himtomakemeaningfulconnectionswithstrangers.Herelied__17__onthestrangershemetforshelter,foodandgas.Andthenherepaidtheir__18__byhelpingothersinneed.Leontraveledtheworld__19__onething—kindnessandthenpassediton.NowasafamousTVhost,inspirationalspeaker,andauthor__20__hisjourneyindifferentways,Leonhopeshecaninspiremorepeopletobekind.本文是一篇记叙文。讲述了LeonLogothetis儿时在学校受到其他孩子的欺负，老师帮助他走出困境，他从此立志做一个像老师那样对别人有帮助的人。1．A.Frequently B．FortunatelyC．Obviously D．Naturally答案：B解析：根据下文的akindteacherhelpedhimduringthatdifficultperiod可知，幸运地是，一位老师帮助Leon走出了困境。2．A.admitted B．doubtedC．determined D．agreed答案：C解析：根据下文Leon受到陌生人帮助并帮助他人可知，他立志将来要像他的老师一样帮助别人。3．A.endedup B．dreamedofC．objectedto D．gaveup答案：A解析：根据空前的However可推知，Leon成年后从事的工作和他当初的志向不大相符。4．A.When B．BecauseC．While D．If答案：C解析：根据下文的thejoballowedhimtomakelotsofmoney...hefeltlonely...可知，尽管这份工作能让Leon赚很多钱，但他对这份工作不满意。5．A.guidance B．adventuresC．difficulties D．stability答案：D解析：根据上文语境可知，从事股票经纪人的工作使Leon赚了很多钱，保证他财政稳定。6．A.fresh B．contraryC．similar D．harmful答案：B解析：根据上文的herealizedthathewasn'tactuallyhelpinganyone可知，Leon意识到他目前从事的工作与他儿时的志向是相违背的。7．A.awareness B．adjustmentC．exploration D．experiment答案：A解析：因为有了这样的意识，他迫不及待地想要改变他的生活现状。8．A.suggestions B．applicationsC．changes D．preparations答案：C解析：解析同上。9．A.hesitant B．confidentC．upset D．motivated答案：D解析：根据下文的afterhewatchedTheMotorcycleDiaries.可知，TheMotorcycleDiaries这部电影真正地激发了Leon改变现状的动力。10．A.impression B．commentC．punishment D．operation答案：A解析：结合前文Leon因为这部电影而被激发了改变现状的动力，由此可见这部电影对他有很大的影响。11．A.value B．appreciateC．interpret D．approach答案：B解析：根据上下文语境可知，由于做股票经纪人不是Leon想做的事，因此他只能坐在电脑前欣赏别人的梦想。12．A.keeping B．completingC．finding D．quitting答案：D解析：根据下文Leondecidedtogotravelingtoexperiencemore可知，Leon辞去了股票经纪人的工作。13．A.connect B．debateC．compare D．consult答案：A解析：根据下文的．..makemeaningfulconnectionswithstrangers可知，Leon想通过旅行得到更多社会体验，接触各行各业的人。14．A.treat B．enjoyC．challenge D．advertise答案：C解析：根据下文的bytravelingacrosstheUnitedStatesonjust$5aday可知，Leon在挑战自我。15．A.exact B．tightC．reasonable D．reliable答案：B解析：根据上文提到的每天仅5美元的开支可推知，这是一笔特别紧张的预算。16．A.forcing B．remindingC．teaching D．persuading答案：A解析：根据上文的．..couldn'teffectivelycommunicatewithothers.可推知，Leon并不是为了节省钱，他是想通过限制开支逼迫自己求助陌生人，从而得以跟他们联系。17．A.regularly B．slightlyC．completely D．roughly答案：C解析：根据前文紧张的预算可推知Leon完全依赖陌生人为他提供住所，食物和车油。18．A.patience B．honestyC．promise D．generosity答案：D解析：根据上下文语境可知，Leon在物质上完全有求于人，他也通过帮助其他有需要的人回报陌生人的慷慨解囊。19．A.indefenceof B．insearchofC．incontrolof D．inpraiseof答案：B解析：根据全文内容可知，Leon旅行是为了寻找爱心并传递爱心。20．A.recommending B．finishingC．funding D．sharing答案：D解析：根据上下文语境可知，Leon现在成为了一名电视主持人，演讲家和作家，分享自己的旅行经历，激发更多的人成为有爱心的人。Ⅱ.七选五Whenyou'repreparingforatrip,oneofthemostdifficultaspectscanbefindingtransportationthatfallswithinyourbudget.Withincreasingtaxesandfees,airfarecansometimescostyoumorethantherestofyourvacationcombined!__1__Choosethetimewhenyoutravelwisely.__2__Soifyou'reoftenflexibleaboutthedayswhenyoutravelandtakeadvantageofairlines'discounts,youwillbeabletosaveyourselfaconsiderableamountofmoney.__3__Ontheonehand,mostbargainpricesareavailableforround­triptickets.Ontheotherhand,round­tripticketsareveryconvenient,asyoudon'tneedtochoosedifferentairportsforyouroutbound(出境的)andinboundflights.Basedonyourneeds,checktheavailableround­tripticketstofindyourbestdeal.Considerpossibletransportationalternatives.Youcansaveaconsiderableamountbyturningtotherailsinstead.Trainscanbringadifferentviewofthetripforamoreleisurelytraveler.__4__Airtravelisnottheonlyoptionforyou,sopayattentiontoothermeansoftransportation.Alwayscheckforavailablediscounts!Whetheryou'reanAAAmemberoryou'retravelingwithanelderlyparent,checktoseeifyouqualifyforsomespecialdeal.__5__Evenifyouonlysaveasmallpart,it'llbeworthwhileforyoutocheckwiththeairlineortravelagency.A．Alwayschecktheround­tripflights.B．Trytochoosethesameairlineswheneverpossible.C．Comparedwithairtravel,trainsalwaystaketoomuchtime.D．Chancesarethatairlinesusuallyofferyouadiscountoncertaindays.E．Forinstance,someairlinesofferspecialfarestotravelersovertheageof65.F．Theycanalsocalmthenervesofanervousflyerbysavinghimorherfromflightanxiety.G．Rememberthefollowingmoney­savingtrickswhileplanningthetransportationforyourtrips.本文是一篇说明文。文章介绍了几点有关选择旅行交通方式的省钱诀窍。1．G解析：该空设于段尾，是文章的主旨句，根据上下文可知，找到预算内的交通方式是很难的，作者提醒大家：在计划旅行交通工具时，记住下面几点省钱诀窍。2．D解析：该空设于段中，是一个过渡句，与上下文呼应，上文提到要明智地选择出游时间，下文提到利用航空公司的折扣能省不少钱，故可知答案。3．A解析：该空设于段首，是本段的主题句，本段主要说明了往返机票的好处，故要经常查看往返机票信息。4．F解析：该空设于段中，与上文存在逻辑上的递进关系，火车能够给悠闲的旅客带来不一样的景象，也能够使害怕飞行的旅客免于飞行焦虑。5．E解析：该空设于段中，与上文存在逻辑上的解释关系，检查自己是否有资格享受特殊优惠，例如：有些航空公司会给超过65岁的老年人提供特价机票。Ⅲ.短文改错Toincreasetheawareofprotectingtheenvironment,lastSaturdaywe,somevolunteers,carriedoutenvironmentalprotectionactivityintheCivilSquare.Inthemorning,wehavegatheredattheschoolgateat7：00.Thenwewalkedtothesquare,whenweweredividedintoseveralgroups.Somecollectedtherubbishesonthesquare,someclearedtheoldpostersoffthewalls,andanotherswepttheground.Thedutyofmygroupistodeliverenvironmentalprotectionbrochuresandintroducestheimportanceofenvironmentalprotection.Timepassedquickly.Itwasgettinglateafterweknewitandthesquarelookedmorebeautifully.TiringasIwas,Iwasveryhappybecausewediddosomethingtoprotecttheenvironment.答案Toincreasetheeq\o(aware,\s\do10(awareness))ofprotectingtheenvironment,lastSaturdaywe,somevolunteers,carriedouteq\o(∧,\s\do10(an))environmentalprotectionactivityintheCivilSquare.Inthemorning,weeq\o(have,＼)gatheredattheschoolgateat7：00.Thenwewalkedtothesquare,eq\o(when,\s\do10(where))weweredividedintoseveralgroups.Somecollectedtheeq\o(rubbishes,\s\do10(rubbish))onthesquare,someclearedtheoldpostersoffthewalls,andeq\o(another,\s\do10(others))swepttheground.Thedutyofmygroupistodeliverenvironmentalprotectionbrochuresandeq\o(introduces,\s\do10(introduce))theimportanceofenvironmentalprotection.Timepassedquickly.Itwasgettinglateeq\o(after,\s\do10(before))weknewitandthesquarelookedmoreeq\o(beautifully,\s\do10(beautiful)).eq\o(