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...
