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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“worktirelessly”tokeeppeopleinformed.SomemachinelearningexpertssaidthesystemshowedoffChina'slatestprogressinvoicerecognition，texttospeechtechnologyanddataanalysis.Otherswonderedabouttheeffectsrobotsmighthaveonemploymentandworkers.Somepeoplearguedthatonlylowleveljobsrequiringheavylaborwillbeeasilyreplacedbyrobots.Otherspraisedthetechnologyasawayforcompaniestomakemoneyfromlowcostlabormachines.Anyway，foritsgreatpotential，somebusinesseshaveexperimentedwithsimilartechnologyforpossibleuseinnewsoperations.【语篇解读】本文主要介绍了人工智能新闻主播的相关情况。1．Peoplenowgetinformationmainlyfrom________.A．electronicdevicesB．traditionalmediaC．socialmediaD．AInewspresentersA[细节理解题。根据第一段第二句中的“Mostpeoplenowgetalotoftheirnewsonelectronicdevices”可知，人们现在主要从电子设备上获得信息。]2．Theauthormentioned“deepfake”inParagraph3because________.A．itwasalsoartificialB．itwasalsodevelopedbyChinaC．italsousedmachinelearningtechnologyD．italsogainedpopularityandrecognitionC[推理判断题。根据第三段第三、四句“Areportsaidmachinelearningwasused...knownas‘deepfakevideos’”可推知，作者提到deepfake是因为它也用了机器学习技术。]3．WhatcanweknowaboutAInewspresenters?A．AInewspresenterscanonly“speak”onelanguage.B．NotallthepeopleareinfavorofAInewspresenters.C．AInewspresenterswillsoonreplacehumannewsreaders.D．AInewspresenterscanreflecttheimprovementinrobotmaking.B[细节理解题。根据第五段的内容，尤其是“Otherswonderedabouttheeffectsrobotsmighthaveonemploymentandworkers”可知，并不是所有人都支持人工智能新闻主播。]4．Whatwillprobablybediscussedinthefollowingparagraph?A．Furtherresearchonthetechnology.B．Otheradvantagesofthetechnology.C．Principlesthetechnologyisbasedon.D．Examplesthetechnologyisappliedto.D[推理判断题。根据第六段中的“somebusinesseshaveexperimentedwithsimilartechnologyforpossibleuseinnewsoperations”可知，接下来的一段很可能讨论这种技术所应用的例子。]B(2019·湖北武昌区调研)Historiansandarchaeologistshavedefinedperiodsofhumanhistoryforcenturiesbythetechnologiesormaterialsthatmadethegreatestimpactonsociety.Thisincludesthe