• 2021-04-14
    PartIIICloze(20points,1pointeach)Directions:Thereare20blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA,B,CandDbelowthepassage.YoushouldchoosetheONEthatbestfitsintothepassage.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecenter.April1stisadayonwhich,insomecountries,peopletrytoplaytricksonothers.Ifone___61__intrickingsomeone,onelaughsandsays:“AprilFool!”andthenthepersonwhowastricked__62__laughs,too.OneApril1st,acountrybuswasgoingalonga__63__roadwhenit__64__downandstopped.Thedriver__65__turnedswitchesandpressedbuttons,butnothinghappened.__66__heturnedtothepassengerswitha__67__lookonhisfaceandsaid:”Thispoorbusisgetting__68__.Itisn’tgoingaswellasitusedto.Thereisonlyonethingtodoifwewanttogethometoday.I’ll__69__three.Iwantyouallto__70__forwardsuddenlyashardasyoucan.Thisshould__71__thebusstartedagain,butifitdoesn’t,I’mafraidthere’snothingelseIcando.Now,allofyouleanbackas__72__asyoucaninyourseatsandgetready.”Thepassengersallpressedbackagainsttheirseatsandwaited__73___.Thenthedriverturnedtohis__74__andasked:”Areyouready?”Thepassengers__75__hadenough__76__toanswer:“yes.”“One!Two!Three!”countedthedriver.Thepassengersallleantforwardsuddenly---andthebusstarted__77__atagreatspeed.Thepassengersbreathedmore__78__andbegantosmilewithrelief.Buttheirsmileturnedto__79__andlaughterwhenthedriver__80__cried:“AprilFool!”51.A.interestedB.enjoysC.succeedsD.joins52.A.sadlyB.hardlyC.usuallyD.also53.A.windingB.ice—coveredC.highD.city54.A.spedB.brokeC.slowedD.settled55.A.anxiouslyB.happilyC.carelesslyD.nervously56.A.ButB.ThenC.BecauseD.Therefore57.A.satisfiedB.calmC.worriedD.sad58.A.moreexpensiveB.oldC.poorerD.weak59.A.askB.shoutC.giveD.count60.A.goB.leanC.lookD.get61.A.getB.causeC.allowD.more62.A.farB.longC.suddenD.hardly63.A.calmlyB.patientlyC.angrilyD.anxiously64.A.backB.sideC.seatD.front65.A.onlyB.barelyC.clearlyD.possibly66.A.strengthB.forceC.breathD.interest67.A.upB.offC.outD.forward68.A.easilyB.hardC.comfortablyD.often69.A.happinessB.troubleC.surpriseD.disappointment70.A.friendlyB.aloudC.quietly
  • 第一空: C 第二空: C 第三空: C 第四空: C 第五空: A 第六空: B 第七空: C 第八空: B 第九空: D 第十空: B 第十一空: A 第十二空: A 第十三空: D 第十四空: D 第十五空: B 第十六空: C 第十七空: A 第十八空: A 第十九空: C 第二十空: D

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    • 0

      下面是一个班50个学生的经济学考试成绩: 88 56 91 79 69 90 88 71 82 79 98 85 34 74 48 100 75 95 60 92 83 64 65 69 99 64 45 76 63 69 68 74 94 81 67 81 84 53 91 24 84 62 81 83 69 84 29 66 75 94 对这50名学生的经济学考试成绩进行分组并将其整理成频数分布表

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      •某班40位统计学考试成绩分别如下 •89 88 76 99 74 60 82 60 89 86 93 99 94 82 77 79 97 78 95 92 87 84 79 65 98 67 59 72 84 85 56 81 77 73 65 66 83 63 79 70

    • 2

      中国大学MOOC: 某校60名学生的一次考试成绩如下:93 75 83 93 91 85 84 82 77 76 77 95 94 89 9188 86 83 96 81 79 97 78 75 67 69 68 84 83 8175 66 85 70 94 84 83 82 80 78 74 73 76 70 8676 90 89 71 66 86 73 80 94 79 78 77 63 53 55计算其均值、标准差、极差、偏差、峰度是:

    • 3

      已知有一组数据:64、65、67、70、71、75、76、77、78、80、81、85

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      某校60名学生的一次考试成绩如下:93 75 83 93 91 85 84 82 77 76 77 95 94 89 9188 86 83 96 81 79 97 78 75 67 69 68 84 83 8175 66 85 70 94 84 83 82 80 78 74 73 76 70 8676 90 89 71 66 86 73 80 94 79 78 77 63 53 55计算其均值、标准差、极差、偏差、峰度是: A: 80.1000,9.7106,24,0.4682,3.1529 B: 80.1000,9.7106,24,-0.4682,-3.1529 C: 80.1000,9.7106,24,-0.4682,3.1529 D: 80.1000,9.7106,24,0.4682,-3.1529