Unit 1 课时1 Welcome to the unit（分层作业）（原卷版）

Unit1Pastandpresent课时1Welcometotheunit分层作业核心知识速记01基础达标02能力提升03拓展培优04思维进阶词汇词汇undergroundn.地铁speedn.速度high-speedtrainn.高速列车usedto曾经crowdedadj.拥挤的convenientadj.方便的句型1.—Howdidyougotoschoolwhenyouwereastudent,Dad?爸爸，当你还是个学生的时候，你是怎么去上学的？—Iusedtogotoschoolbybike.我过去常骑自行车去上学。2.—Whydidn’tyoutakeabus?你为什么不坐公共汽车？—WhenIwasyoung,therewereonlyafewbuses,andtheywerealwayscrowded.当我小的时候，只有几辆公共汽车，而且总是很拥挤。一、单词默写。1._______[ʌndəˈɡraʊnd]n.地铁 2.________[spiːd]n.速度3.__________[ˈkraʊdɪd]adj.拥挤的 4.________[kənˈviːniənt]adj.方便的二、词组默写。1.…的关键_______________________ 2.多年来_______________________3.伟大变革背后的付出_______________________4.不同时期的交通方式_______________________5.在城市中四处走动_______________________ 6.乘长途客车/高铁_______________________7.过去常常骑自行车去上学____________________ 8.他们总是很拥挤_______________________9.舒适且便捷_______________________ 三、根据要求完成句子1.我过去常骑自行车去上学。I________________________schoolbybike?2.你为什么不坐公共汽车？Whydidn’tyou__________________.3.当我小的时候，只有几辆公共汽车，而且总是很拥挤。WhenIwasyoung,therewereonly____________buses,andthey__________________.4.但现在它们舒适且便捷。Butnowtheyare______and______.四、阅读短文，从方框中选择适当的词或短语并用其正确的形式填空（每词限用一次）。underground,speed,crowded,convenient,high-speedtrain,usedto,traffic,change,faraway,fastInthepast,peopleinmycity1travelmainlybybusorbicycle.The2wasoftenheavy,andbuseswerealways3.Itwasnotvery4forthosewholive5fromthecitycenter.Now,thingshave6alot.Wehaveanew7system.Itiscleanandfast.Also,the8helpspeopletravelbetweencitiesatahigh9.Itismuch10thanbefore.Lifeisbecomingeasierandmoreefficient(效率高的)becauseofthetechdevelopment.五、单项选择1．—Doesyourfatherdrivetowork?—He________.Butnowheridesabikebecauseridingbikesisgreener.A．hadto B．usedto C．hasbeen D．wouldlikebe2．—Thereisonly________foodinthekitchen.—It’sOK.Very________friendswillcomefordinner.A．afew;alittle B．alittle;afew C．alittle;few D．little;few3．IlivenexttoaHuitongsupermarket.It’s________formetoshoptherethaninChongbaisupermarket.A．morecrowded B．crowdedC．moreconvenient D．convenient4．Myfather________drivehiscartowork,butnowhedoesn’t.A．used B．useto C．isusedto D．usedto5．—MysisterandIwillgotoShanghaiforatriptomorrow.—Really?_______.A．That’sverystrange B．That’stoobad C．Idon’tthinkso D．Haveanicetrip六、阅读还原。请认真阅读下面短文，从短文后所给的六个选项中选出五个可以填入空白处的最佳选项，并在答题卡上将该项涂黑。Haveyoudreamtoftakingaflyingtaxitotheairport,orjumpingovercrowdedcitystreetsatrushhour,gettingwhereyouwanttogofarfasterthanyoucouldinacar.Youmightbeabletodothesethingsinanairtaxisoonerthanyouthink.Anairtaxiissomethinglikeahelicopter(直升机)thatcancarrypeoplefromplacetoplace.Airtaxisdon’tneedalongrunwaylikeplanesdo.1InJune,thegovernmentofAmericaagreedtoallowacompanycalledJobyAviationtostarttestingtheirnewairtaxi.Thisisthefirsttimetheyhavetestedataxithathasbeenbuiltinafactory.Beforethat,alltheirtaxisweremadebyhand.2Itcreatedaprogramtoflypeoplefromtheirhomestotheairport.Jobyalsoexpectstheirairtaxistoprovidearide-sharingservice.Justlikeyoumightorderacartopickyouup,youcoulduseanapptoorderanairtaxi.Joby’sairtaxiswillbeflownbyapilot,andcancarryfourotherpassengers.3Thecompanyexpectstochargeabout$3amileatfirst.Butovertime,theyhopetobringthepricedowntolessthan$1amile.4Theythinkairtaxismaybequieterthanhelicopters,buttheywillstilladdnoiseandtraffictoourskies.Itseemsthatairtaxiswillbepartofthefutureoftravel.5Governmentsneedtomakerulesaboutwhere,when,andhowthesetaxiscanfly.A．Theycangostraightupanddown.B．Somepeoplehaveworriesaboutairtaxis.C．Thecompanyhopesairtaxiscanstartcarryingpassengers(乘客).D．Youwillbeabletoorderanairtaxionyoursmartphone.E．Butthere’sstillalottodobeforeairtaxisbecomepopular.F．Jobysaystheirairtaxisarecheaperthanhelicopters.七、阅读表达。阅读下面短文，根据短文内容回答问题，每题答案不超过5个单词。Doyouliveinacity?Doyouknowhowcitiesbegan?Longlongago,theworldhadonlyafewthousandpeople.Thesepeoplemoved(搬迁)fromoneplacetoanother.Theymovedovertheland(陆地),huntinganimalsforfood.Nooneknowshoworwhenthesepeoplelearnedaboutgrowingfood.Butwhentheydid,theirliveschanged.Theydidnothavetomovehousesanymore.Theycouldstayinoneplaceandgrowit.Peoplebegantoliveneareachother,sothefirstvillage(村庄)grew.Manypeoplecametoworkinthevillages,andthesevillagesbecamelargerandlarger.Thenpeoplehadmachines,lifeinthevillageschangedagain.Peoplebuiltfactories(工厂).Moreandmorepeoplelivednearthefactories.Sothevillagesgrewintocities.Someofthemgrewverybig.Today,it’sstrangethatsomepeoplearemovingbacktosmallvillages.Canyoutellmewhy?1．Howmanypeoplewerethereintheworldlonglongago?2．Whatdidthevillagesgrowintoafterpeoplebuiltfactories?3．Whydidpeoplemovefromplacetoplacelonglongago?4．Whoknowswhenpeoplelearnedaboutgrowingfood?5．Inyouropinion,Whyaresomepeoplemovingbacktosmallvillages?八、阅读理解。Improvementsintechnologyoftenhappenovernight.Somegadgetsgetsmallerandfaster.Othersarereplaced(代替)bynewerthingslikesmartphones.Herearesomeoldgadgetsthatpeopleusedtouse.①Doyouhavealandlineathome?Thesearephonesthatpeopleplug(插入)intotheirlivingroomwalls.Mobilephonesdidn’tusetobesopopularatthattime,somostfamilieshadalandline.Butlandlinesonlyworkedathome.Whatdidpeopledowhentheywereoutsideandneededtocallsomeone?Theylookedforapayphone!Then,mostpeoplehadtheirownmobilephonesandmanyhomesnolongerhadlandlines.②Peopletodaystoreplentyofinformationonline,oronSDcards.Butinthe1980sand1990s,peopleusedtousefloppydisks.Thefirstfloppydiskswerelarge,expensive,andnotveryuseful—eachdiskcouldstorejust175KBofinformation!Later,floppydisksgotsmallerandbetter.Buteventhebestonescouldonlyhold1.44MB．Youwouldneedthreeorfourdisksjustforonesong,andabout22,000diskstomatchthestorage(储存空间)availableona32GBphone!③It’seasytotakephotostoday.Peopleoftenhavethousandsjustontheirphones!Butphotosusedtocostmuch,andpeopletookfewerofthem.Totakeaphoto,youhadtobuyarolloffilm.Thisallowedyoutotakeupto30photos.Afterfinishingtheroll,youleftitatashop.Theshopdevelopedthephotostomakethembeseen,whichyoucouldcollectafterafewdays.Technologychangesallthetime,andthegadgetsweusetodaywillonedaybeold.Whatdoyouthinkwillbenexttodisappear(消失)?1．Whatisthetitleofeachparagraph?a.GoodbyeDisks

b.MusictomyEars

c.PictureThisd.CallMe

e.FilmDevelopmentA．①—d;②—b;③—e B．①—d;②—a;③—cC．①—c;②—a;③—b D．①—c;②—b;③—e2．Whatcanwegetfromthepassage?A．Nohomeshadlandlinesnow.B．Floppydiskscouldstoremuchinformation.C．Youcouldtake40photoswitharolloffilm.D．Theimprovementsintechnologychangepeople’slife.3．Whatwouldbethebesttitleforthepassage?A．TheChangingPhones B．TheGadgetsofTomorrowC．TheGadgetsWeareUsing D．TheToolsWeUsedtoUseTransportationChanges:PastandPresentPart1:ReadandExploreTransportationisanimportantpartofpeople'sdailylife.Ithelpsustravelfromoneplacetoanothereasily.Overthepastfewdecades,Chinahaswitnessedgreatchangesintransportation.Inthepast,transportationwasquitesimpleandslow.Mostpeopletraveledonfootorbybicycleforshorttrips.Forlong-distancetravel,theyusuallytooktrainsorbuses.However,thetrainswerenotfastatthattime.AtripfromBeijingtoShanghaimighttakemorethan20hours.Bicycleswereverypopularbecausetheywerecheapandeasytopark.Buttheyalsohadshortcomings—peoplecouldn'tridetheminbadweather,andtheygottiredeasilyafterlongrides.Now,transportationhasbecomemuchmoreconvenientandfast.Wehavemanykindsoftransporttoolstochoosefrom.High-speedtrainsareagreatprideofChina.Thehigh-speedtrainfromBeijingtoShanghaionlytakesabout4.5hours!Manyfamilieshavetheirowncars,sotheycantravelfreelyonweekends.Besides,subwaysarewidelyusedinbigcities.Theycanavoidtrafficjamsandtakepeopletotheirdestinationsquickly.Wealsohaveplanesthatcantakeustodifferentcountriesinashorttime.Butthedevelopmentoftransportationalsobringssomeproblems.Morecarsmeanmoreairpollution.Trafficjamsoftenhappenduringrushhours.Tosolvetheseproblems,ourgovernmenthastakensomeactions,suchasdevelopingelectriccars,buildingmoresubwaylinesandencouragingpeopletotakepublictransport.(AdaptedfromChinaTransportationDevelopmentReport)Part2:SkillsChallengeTask1:CriticalThinking（根据文章内容回答下列问题）1.Whywerebicyclesverypopularinthe