2018届高考英语一轮复习 unit 1 places of interest课下练 重庆大学版必修4

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1、Unit1PlacesofInterest[课下练熟高考]阅读理解提速练——练速度(限时：20分钟)A(2017·重庆市高三二模)Robotsperformingtasksaccordingtoapredeterminedsetofinstructionsarenothingnew.Butrobotsabletolearnhowtocookbywatchingvideosareacompletelydifferentapproach,whichisconductedbyagroupofresearchersattheUnivers

2、ityofMaryland.IfyouhavepostedavideoofyourfavoriterecipeonthepopularwebsiteYouTube,chancesarethatitwillbeusedbyarobot.UniversityofMaryland'sprofessorYiannisAloimonos,leaderofthegroup,said“ThereexistsalargeamountofvideoinformationontheInternetthatourrobotscancapitalize_

3、on.”“Atpresent,thevideosarefedelectronically，”saidresearchscientistCorneliaFermuller.“Originally,wetookourownvideos,ourcameraslookingatusdoingthecooking，”sheexplained.“And,astherobotadvances,itreactstogoodqualityvideos.Anditwillreacttoevenlowerqualityhomemadevideos.”S

4、ofar,therobotnamedJuliacanmakeasimplesaladbybreakingeachtaskintobasicparts,suchasgraspingaspoon,bringingittothebowl,stirringthesaladandobservingtheresults.Butwhyteacharobothowtounderstandavideowhenitcaneasilyfollowafixedprogram？Aloimonosbelievespredeterminedinstructio

5、nslackflexibility.Hethinksoneoftheproblemsishowtomaketherobotunderstandandusewhatitlearnsduringacertaintask,thesocalledfeedback(反馈意见);anotheristheintroductionoflanguage.“Ibelieveitwilltakequitesometimebeforetherobotsareabletounderstandmetaphorical(比喻性的)language，”headd

6、ed.“But，”hesaid，“wedon'tneedthattocreateanewworldwheretherobotswillbeworkingforus.”语篇解读：本文是一篇科普说明文。机器人按既定指令完成任务并不让人觉得新鲜，但能看着视频学做饭的机器人，你可能前所未闻。1．Theunderlinedphrase“capitalizeon”inParagraph2probablycanbereplacedby________.A．takeholdof　　　　　　B．makeuseofC．keeptrackofD．cat

7、chsightof解析：选B　词义猜测题。由第二段的第一句“Ifyouhaveposted...usedbyarobot.”可知，机器人能利用网上大量的视频信息。结合第二段的最后一句可知，capitalizeon应与“makeuseof”意思相近，因此选择B项。2．Aloimonosprobablyagreesthatatpresenttherobot________.A．cannotfullydigestwhatitlearnsB．cannotmakeasimplesaladC．canfollowhomemadevideosD．

8、canunderstandmetaphoricallanguage解析：选A　推理判断题。根据最后一段Aloimonos的话可知，该机器人目前还不能理解比喻性的语言。根据倒数第二段的最后一句可推知，Aloimonos可能认为目前该机器人还不能完全消