课时提能练(三十八)Unit4Publictransport课时作业A:基础层面Ⅰ.语境语法填空APeopleusedto1.be_conveyed(convey)fromoneplacetoanotherbybusesandtrains.However,nowadaysmoreandmorefamilieshavetheirowncars,which2.speeds(speed)upthedevelopmentofournationaleconomyandmeanwhileresultsinmoretrafficjams.What'sworse,somedriversviolatetrafficrules,suchasdrunkanddrivingandspeakingontheirphoneswhile3.driving(drive),whichleadstomoreaccidentsandmoredeaths4.arising(arise)fromtheaccidents.Onlywhenpeoplehaveput5.throughthepaincantheyrealizethatitisuptothemall6.to_ensure(ensure)thatroadsaresmooth.Atthesametime,moreandmorepeoplebegintotakebusestogoout,whichcanpickupanddropoffpeopleatdifferentstopsintheroute.BTheLondonUndergroundhasthedistinctionofbeingthe1.oldest(old)andmostcomplexundergroundsystemintheworld.2.Beforetheinitialtunnelswereopenedin1863,thetrafficjamsofLondonwere3.unbelievable(believable).Twenty-oneyearslater,in1884,theMetropolitanRailwayCompanyandtheMetropolitanDistrictRailwaylinkedupandprovidedunderground4.service(serve)inthemiddleofthecity.Withbetterwaysfordiggingtunnels5.developed(develop),thefirstrailwaytunnelundertheRiverThameswasdugin1884.TheCityandSouthLondonRailwayopenedthefirstelectricundergroundrailwayin1890.Andsixindependentdeepundergroundlineswereconstructed6.overthenexttwenty-fiveyears.ThenawealthyAmericanbusinessman,CharlesYerkesobtainedownershipofthemanydifferentlinesandsetuptheUndergroundElectricRailwaysCompanyofLondon.Between1918and1938,manynew7.stations(station)wereconstructed.DuringWorldWarⅡ,theundergroundsystemhadsomeunusualuses.After8.thewar,thesystemwasenlargedandmorelines9.were_added(add)becausemorepeopletravelledontheunderground.TheLondonundergroundsystem10.is_working(work)totransporthugenumbersofpeopleasithasdoneformanyyears.Buyoneofthetravelcardsandyoucantravelallovertheundergroundsystem.Ⅱ.根据提示补全句子1.你来决定咱们是到外面吃饭还是待在家里。(beupto)It's_up_to_you_to_decidewhethertoeatoutorstayin.2.既然你想知道他在哪里,为什么不给他打电话呢?(whynot)Sinceyouwanttoknowwhereheis,why_not_phone_him?3.沿途全是大树,如果天热我们可以乘凉。(倒装句)Alongtheroadare_tall_treesso,wecanenjoythecoolifitishot.4.他试图说明情况是多么紧急。(convey)Hetriedtoconvey_how_urgent_the_situation_was.课时作业B:能力层面Ⅰ.阅读理解A(2019·新疆维吾尔自治区第二次适应性检测)Technologyisforeverchangingthewaywegetournews.Mostpeoplenowgetalotoftheirnewsonelectronicdevices,insteadoftraditionalmedia,suchasnewspapers,televisionorradio.Anincreasingnumberofpeoplealsoreportturningtosocialmediaforinformation.Now,thereisanewtechnologythatcouldgreatlychangethewaywegetthenews:computercreatednewsreaders.Chinahaslaunchedwhatitcalledtheworld'sfirstartificialintelligence,orAInewspresenters.Thenewsreaders,supportedbymachinelearningtechnology,arebasedontworeallifeChinesenewsmen.OneisabletopresentnewsbroadcastinEnglish;theother,inMandarinChinese.Areportsaidmachinelearningwasusedtoexaminevideoimagesandsoundsofthetwonewsmen.Similartechnologyhasbeenusedtocreatevideoproductsknownas“deepfakevideos”.Adeepfakevideoisavideothatlooksreal,butwaselectronicallychanged.Suchvideoscanmakepeopleappeartosaythingstheyneversaid.It'ssaidthattheAIpresenterswillbeagreatimprovementtothenewsteambecausethey“canwork24hoursaday”onitswebsiteandonsocialmedia.Oneofthepresentersevenpromisedto“wor...