2020版高考英语大一轮复习Unit2Whatishappinesstoyou？知能演练

1、Unit2Whatishappinesstoyou知能演:I单项填空1.IheardyouworkedverylateyesterdayYes,ithadbeencompletelydarkbythetimeItheoffice.A.leaveB.leftC.haveleftD.hadleftB解析：根据语境，天几乎黑了发生在“离开"办公室之前，故前面用过去完成时,后面用一般过去时。2.AccordingtoHenryThoreau,whatamanthinksofhimselfdetermines,orratherhisfateA.conveysB.indicatesC.repre

2、sentsD.predictsB解析：句意：亨利梭罗认为,一个人怎么看待自己决定了，更确切地说，预示了他的命运.convey“传达，运输"；indicate”表明,预示”;represent”代表，表现”;predict"预报，预言”。根据句意可知,应选Bobe passing by called the fire3.Fortunatelysomebodywhohappenedtodepartmentthefirebrokeout.A.hurriedlyB.quicklyC.instantlyD.shortlyC解析：句意：幸运的是碰巧经过的人一看到火灾就报了警,insta

3、ntly在此句中用作连词，意为“4.Theprojectbytheendof2018,willexpandthecity'stelephonenetworktocover2,000,000users。A. being accomplishedB. to be accomplishedC. accomplishedD. having been accomplishedB解析：根据will expand.判断空处应该表示一个将来的动作,所以用动词不定式tobeaccomplished5.（2019启东东南中学考前辅导）Heandhiswifeareofthesame;theybothwan

4、ttheirsontogotocollege。AsoulBspiritCheartDmindD解析：soul“灵魂，心灵，精神”；spirit“灵魂，心灵,精神”；heart“心境,心情，内心"；mind“头脑，精神,愿望，看法”。四个名词均可放入空处.后半句句意：他们想让他们的儿子上大学.暗示了一种想法，故与mind意思相同，那么前面一句的意思就是“他和他的妻子有一样的愿望"。6 AccordingtoDarwins“SurvivaloftheFittest”，onlythosespeciesthatwereabletothesuddengreatchangesofthe

5、irlivingconditionscouldsurvive.AappealtoBrelatetoCadapttoDcontributetoC解析：句意：按照达尔文的“适者生存”理论，只有那些能够适应他们生活环境的突然的大变化的物种才能够生存下来。这里用adaptto表示“适应"，故选C。appealto“呼吁，有吸引力”；relateto“涉及，有关”；contributeto“捐献,促成”.7 .（2019江苏时堰中学高三摸底）yourselfwithpositivepeoplewhoknowtheimportanceofconfidenceandyouwillkeepfocus

6、edonwhatyoucandoinsteadofwhatyoucan't.ASurroundingBSurroundedCSurroundDHavingsurroundedC解析：句意：把自己置于一些知道自信重要性的积极的人周围,你就会集中于你能够做的而不是你不能做的。考查了“祈使旬+and+陈述句”的用法。8 Hiscoughwillbecomemoreseriousunlesshesmoking。AquitsBquittedCdoesntquitDisquittingA解析：unless引导条件状语从句，主句用一般将来时,从句用一般现在时代替将来时。9 Almosteveryon

7、eofthegraduateswantstodeliverthekeynotespeechatthegraduationceremony，becauseforthespeaker，isanhonour.AinvitedBbeinginvitedCtoinviteDinvitingB解析：句中because引导原因状语从句，从句中缺少主语，且speaker与invite之间是逻辑上的动宾关系，故用beinginvited作主语。10Illbeabletocometoseeyourperformanceat8：30tomorrowevening.Imsorry，bythenmyperformanc

8、eandIreportersinthemeetingroom。Awillbeended;willmeetBistoend;willmeetCwillhaveended;willbemeetingDwillend;amgoingtomeetC解析：句意：-明晚8：30我能来看你的演出.-对不起，到那时候我的演出已经结束了，那时我将正在会议室跟记者见面呢。本题中bythen指的是by8：30tomorrowevening,by后接将来的时间,应与将来完成时连用。第二空是指在明晚8：30的时候，是将来一个确切的时间点,应该用将来进行时。11 Maryworkedhereasasecretaryand

9、endedupgettingafull。timejobinthecompany.ApessimisticBtemporaryCpreviousDcautiousB解析：pessimistic“悲观的”；temporary“临时的，暂时的”；previous“先前的，以往的”；cautious“小心谨慎的”。此处句意为“玛丽曾在这儿做临时秘书，但最终在这家公司得到了一份全职工作。”根据句意可知正确答案为B项。12 .（2019。宿迁三校学情调研）thecold,thinairandlowoxygenlevelsalsocancausemountainsickness。AOnbehalfofBIn

10、termsofD Except forCApartfromC解析：句意：除了寒冷，稀薄的空气和缺氧也能够导致高原反应。onbehalfof“代表”；intermsof"就而言"；apartfrom"除以外”，含有包含在内的意思；exceptfor表示“除以外”，不包含在内.13 Astheresultofonechildonefamily,anincreasingnumberofchildrendontknowhowtotheirpeers,whichleadstoalotoffailureofcooperatingwork。AteamupwithBputupwi

11、thCkeepupwithDcomeupwithA解析：句意：由于一个家庭只有一个孩子，越来越多的孩子不知道如何与他们的同龄人合作，这导致许多合作工作的失败。teamupwith“合作”，符合句意。putupwith“忍受”；keepupwith“跟上”；comeupwith“想出（主意、答案等）”。14 .（2019泗阳中学高三月考）TheuseofwaterisbecomingtenseinNorthChinaandthegovernmentthatweshouldsavewaterinourdailylife.AadmitsBacknowledgesCadvocatesDadoresC解

12、析：句意:在中国的北方，水的使用越来越紧张，政府倡导我们在日常生活中节约用水。advocate“提倡，倡议"后接从句时,谓语动词用（should）do。15 .（2019南京五十五中高三月考）Iwasintrouble,hewouldcometohelpmeout.AEverytimeBThefirsttimeCForthefirsttimeDNexttimeA解析:一些表时间的名词可以充当连词，引导时间状语从句.句意：每当我处于困境时，他都会来帮我解决。根据句意可知，A项正确。错误!阅读理解ATheworldrecordholderforthenumberofuniversityd

13、egreesisa70。year-oldItalian。Mr.LucianoBaiettilivesinthetownofVelletrinearRomeandspendshisdayswalkingaroundhissmallhouseandgarden.Buteverymorningasearlyas3o clockhepullsouthistextbooksandstartsstudying.acrossHenowholds15bachelorsormastersdegreesfromuniversitiesItaly,andisalreadyattemptinghis16th.“Tha

14、nkstobooks，Ifeelfree，”hetellstheBBCjournalists.“Afterall，thewordssharethesameroot，”hesays，referringtotheItalianwordslibro(book)andlibero(free)Thecertificatesprovinghistalenthangonthewallsofhisstudy，showingpeoplethathewaswritingnewpagesintheGuinnessBookofRecords.In2002hegothiseighthdegreeinmotorskill

15、s.Andbeforethathealreadyhaddegreesinsociology，literature，law，politicalscienceandphilosophy，mostfromRomesfamousLaSapienzaUniversity,oneoftheoldestintheworld。Sincethen,hehasaddedsevenotherdegreestohislist，includingoneincriminology(犯罪学)，oneinmilitarystrategiesandthelatestoneintourisminFebruary2017.Allo

16、fthesethreewerefromonlineuniversities.“EachtimeIsetmyselfanewchallengetoseehowfarmybodyandmybraincango,"saysMr。Baietti.【解题导语】本文是一篇新闻报道。来自意大利的70岁的LucianoBaietti先生是已获得大学学位总数最多的世界纪录保持者。1 WhatcanweknowaboutMr.Baiettifromthepassage？AHehasawiderangeoflearning.BHeistheoldestworldrecordholder.CHehasgot

17、crazyaboutgettingdegrees。DHegotallhisdegreesbygoingtoschool。A解析:推理判断题。根据第三至五段可以推断LucianoBaietti先生的学习范围非常广泛。awiderangeof意思是“广泛的,多种多样的”,所以选项A正确。2 WhyhasMr.Baiettitriedtogetsomanydegrees?AToshowhistalent。BTochallengehimself。CTobecomepopular。DTobreaktheworldrecord.B解析：细节理解题。根据最后一段中的“EachtimeIsetmyselfan

18、ewchallengetoseehowfarmybodyandmybraincango”可知选项B正确.3 Wheredoesthispassagemostprobablycomefrom？AAnewspaper.BAbiography。CAtravelmagazine。DAstorybook。A解析：文章出处题。根据全文尤其是第四段LucianoBaietti先生接受BBC采访的信息可以推断本文应该是一篇新闻报道。所以选项A正确。BNotsolongago，mostpeopledidn'tknowwhoShelly。AnnFraser.Prycewasgoingtobecome。Sh

19、ewasjustanaveragehighathlete。TherewaseveryindicationthatshewasjustanotherJamaicanteenagerwithoutmuchofafuture.However,onepersonwantedtochangethis。StephenFrancisobservedtheneighteen。year。oldShelly。Annatatrackmeetandwasconvincedthathehadseenthebeginningsoftruegreatness.Hertimeswerenotexactlyimpressive

20、,butevenso，hesensedtherewassomethingtryingtogetout,somethingtheothercoacheshadoverlookedwhentheyhadassessedherandfoundherlacking。HedecidedtoofferShelly.Annaplaceinhisverystricttrainingsessions。Theircooperationquicklyproducedresults，andafewyearslateratJamaicasOlympictrialsinearly2008,Shelly.Ann,whoat

21、thattimeonlyrankednumber70intheworld，beatJamaicasunchallengedqueenofthesprint（短跑）“Wheredidshecomefrom？”askedanastonishedsprintingworld，beforeconcludingthatshemustbeoneofthoseone。hitwondersthatspringupfromtimetotime，onlytodisappearagainwithoutsigns。ButShelly.Annwastoprovethatshewasanythingbutaone.hit

22、wonder。AttheBeijingOlympicsshesweptawayanydoubtsaboutherabilitytoperformconsistentlybybecomingthefirstJamaicanwomanevertowinthe100metresOlympicgold。ShediditagainoneyearonattheWorldChampionshipsinBerlin,becomingworldchampionwithatimeof10.73thefourthfastesttimeeverShellyAnn is a little woman with a bi

23、g smileShe has a mental toughnessthat did not come about by chance. Her journey to becoming the fastest woman onearth has been anything but smooth and effortless 。 She grew up in one ofJamaica's toughest inner 。 city communities known as Waterhouse, where she livedin a one。 room apartment, sleep

24、ing four in a bedwith her mother and twobrothers 。 Waterhouse, one of the poorest communitiesin Jamaica , is a reallyviolent and overpopulated place.Several of Shelly。Ann' s friends and familywere caught up in the killings;one of her cousinswas shot dead only a fewstreets away from where she liv

25、ed。Sometimesherfamilydidn'thaveenoughtoeat。Sheranattheschoolchampionshipsbarefootedbacauseshecouldntaffordshoes.HermotherMaxime,oneofafamilyoffourteen,hadbeenanathleteherselfasayounggirlbut,likesomanyothergirlsinWaterhouse,hadtostopaftershehadherfirstbaby。Maximesearlyentryintotheadultworldwithit

26、sresponsibilitiesgaveherthedeterminationtoensurethatherkidswouldnotendupinWaterhousesroundaboutofpoverty。OneofthefirstthingsMaximeusedtodowithShelly。Annwastakinghertothetrack,andshewasreadytosacrificeeverything。Itdidn'ttakelongforShelly。AnntorealizethatsportscouldbeherwayoutofWaterhouse.Onasumme

27、reveninginBeijingin2008,allthoselong,hardhoursofworkandcommitmentfinallyborefruit。Thebarefootkidwhojustafewyearspreviouslyhadbeenlivinginpoverty,surroundedbycriminalsandviolence,hadwrittenanewchapterinthehistoryofsports。ButShelly.Ann'svictorywasfargreaterthanthat。ThenightshewonOlympicgoldinBeiji

28、ng,theroutinemurdersinWaterhouseandthedrugwarsintheneighbouringstreetsstopped。Thedarkcloudaboveoneoftheworld'stoughestcriminalneighbourhoodssimplydisappearedforafewdays."Ihavesomuchfireburningformycountry,“Shellysaid。Sheplanstostartafoundationforhomelesschildrenandwantstobuildacommunitycent

29、reinWaterhouse.ShehopestoinspiretheJamaicanstolaydowntheirweapons.Sheintendstofighttomakeitawoman'saswellasamansworld.AsMuhammadAliputsit,“Championsarentmadeingyms。Championsaremadefromsomethingtheyhavedeepinsidethem。Adesire，adream,avision.”OneofthethingsShelly-Anncanbeproudofisherunderstandingof

30、thistruth.【解题导语】本文介绍了牙买加短跑运动员Shelly-AnnFraser-Pryce的情况。4 WhydidStephenFrancisdecidetocoachShelly-Ann?AHehadastrongdesiretofreeherfamilyfromtrouble.BHesensedagreatpotentialinherdespiteherweaknesses。CShehadbigproblemsmaintainingherperformance。DShesufferedalotofdefeatsattheprevioustrackmeets.B解析：细节理解题。

31、根据第一段的“Hertimeswerenotexactlyimpressive,butevenso，hesensedtherewassomethingtryingtogetout，somethingtheothercoacheshadoverlookedwhentheyhadassessedherandfoundherlacking。”可知Stephen教练看到了她的潜能,因此B项正确。5WhatdidthesprintingworldthinkofShelly-Annbeforethe2008OlympicGames?AShewouldbecomeapromisingstar。8 Sheba

32、dlyneededtosethighergoals。CHersprintingcareerwouldnotlastlong。DHertalentforsprintingwasknowntoall。C解析：细节理解题。根据第二段中的“beforeconcludingthatshemustbeoneofthoseone.hitwondersthatspringupfromtimetotime,onlytodisappearagainwithoutsigns"可知短跑界认为她的成就将是昙花一现，不会持续多久,因此C项正确。6 WhatmadeMaximedecidetotrainherda

33、ughteronthetrack？AHersuccessandlessonsinhercareer。BHerinterestinShelly。Annsquickprofit.CHerwishtogetShelly。Annoutofpoverty。DHerearlyentranceintothesprintingworld。C解析:细节理解题。根据第三段中的“MaximesearlyentryintotheadultworldwithitsresponsibilitiesgaveherthedeterminationtoensurethatherkidswouldnotendupinWaterh

34、ouse'sroundaboutofpoverty.”可知她想让孩子们摆脱贫穷的愿望使她决定把女儿送上跑道，因此C项正确。7 WhatcanweinferfromShelly.Ann'sstatementunderlinedinParagraph5？AShewashighlyrewardedforherefforts。8 Shewaseagertodomoreforhercountry.CShebecameanathleticstarinhercountry.DShewastheenvyofthewholecommunity。B解析:推理判断题。本段中画线部分后面的内容是对这句

35、话的诠释，因此这句话的含义是她想为祖国做更多的事，因此B项正确.8BymentioningMuhammadAli'swords,theauthorintendstotellusthatAplayersshouldbehighlyinspiredbycoaches8 greatathletesneedtoconcentrateonpatienceChardworkisnecessaryinonesachievementsDmotivationallowsgreatathletestobeonthetopD解析:推理判断题。根据Shelly。AnnFraser-Pryce的成长经历和Muh

36、ammadAli的话可知冠军不是诞生在体育馆，而是由他们内在的东西铸就成的.因此答案为D。9 Whatisthebesttitleforthepassage?ATheMakingofaGreatAthleteBTheDreamforChampionshipCTheKeytoHighPerformanceDThePowerofFullResponsibilityA解析：标题归纳题。本文主要讲的是一位短跑名将是如何铸就的，因此A项作为文章标题最为合适。B卷错误!完形填空Oneofthemostremarkablethingsaboutthehumanmindisourabilitytoimagin

37、ethefuture。Inour_1_wecanseewhathasnotyethappened.Forexample,whilewearelookingforwardto_2_anewplaceorcountry,we_3_whatitwillbelike.Wepredictthe4peoplewilleat,dressandact.Ofcourse,wedonotalwayspredictthings_5_.Thingsareoftenverydifferentfromthewaywe_6themtobe.Oneofthe7dreamsinhistoryisthedreamoftheGer

38、manscientist,Kekule,whohadbeen_8_toworkoutaverydifficultprobleminphysics。Hehad_9_andanalyzedtheproblemfromeveryanglefordays,butthere_10_tobenowayof_11outtheanswer。Thenonenighthewenttobedanddreamed.Whenhe_12_up,herealizedthatheknewtheanswer。Hehadsolvedtheprobleminhis13.Itissaidthatinordertofigureoutt

39、heprocess,thehypnotist（催眠师）satinthechairoppositehimandspoke_14_:“Iwantyoutoconcentrateonmyvoice.Thinkabout_15。Youknownothingbutmyvoice.Andasyoupayattentiontomyvoice,your_16willgetheavier。Soonyou'llbeasleep.Youwillhearmyvoiceand_17_mywords,butyourbodywillbeasleep,youreyesaretooheavy.Youare_18asle

40、ep,andwhenyouwakeupyouwill_19nothing。Youwillforgeteverything。NowIamgoingto_20_slowlyfromonetofive.One,two,three,four,five.。"【解题导语】本文是一篇夹叙夹议文.本文通过德国科学家Kekule的故事，说明了人类大脑的神奇能力。1. A.brainsB.sensesC.mindsD.sightsC解析：根据前句“Oneofthemostremarkablethingsaboutthehumanmindisourabilitytoimaginethefuture.”可知

41、，人类思维最显著的特点之一就是有想象未来的能力；据此可知，空处指“思维”，故C项正确.2. A.visitingB.seekingC.reachingD.discoveringA解析：根据该句中的“anewplaceorcountry"可以判断，当我们期望去参观visiting）某个新地方或新国家时,我们总是想象（imagine）那里会是什么样子。3 AimagineBknowCfeelDguessA解析:参见上题解析。4 AcustomBhabitCstyleDwayD解析:根据该段最后一句中的“theway"，并结合该句“Wepredictthepeoplewillea

42、t，dressandact.”可知，我们总会预测（这个地方的）人们的饮食、衣着和行为方式.D项意为“方式”，符合语境，故D项正确.A项意为“风俗”；B项意为“习惯”；C项意为“风格”.5 AquicklyBsimplyCcorrectlyDneatlyC解析：根据空处后一句“Thingsareoftenverydifferentfromthewaywethemtobe.”可知，事物总是不同于我们预料的那样;据此可以判断，我们不是总能正确地（correctly）预测事物。6 ArequiredBwishedCleftDexpectedD解析：参见上题解析。expect“预料，预期”。7 Afun

43、nyBdullCfamousDsillyC解析：根据该句中的“dreamsinhistoryisthedreamoftheGermanscientist,Kekule"及下文可知,该处陈述的是历史上著名的梦之一是德国科学家Kekule的D 项意为“愚蠢的 " 。8 A managingC thinkingB 解析 : 根据该句中的“ Kekule梦。C项意为“著名的”，符合语境,故C项正确。A项意为“有趣的"；B项意为“无趣BtryingDhopingwhohadbeentoworkoutaverydifficultprobleminphysics”及下文可知，K

44、ekule一直在努力解一道物理难题；trytodosth.意为“努力做某事"，符合语境，故B项正确。9 AstudiedBlearnedCdiscussedDsearchedA解析:根据该句中的“Hehadandanalyzedtheproblemfromeveryanglefordays”可知,他从多个角度研究(studied)和分析了这个难题。10 AusedBoughtCseemedDhadC解析：根据该句中的“buttheretobenowayofouttheanswer"可知似乎没有办法弄清答案.seem意为“似乎，好像”符合语境，故C项正确。11 Abringi

45、ngBfindingCturningDlettingB解析：参见上题解析。findout“弄清，查明”；bringout“使表现出”;turnout“结果是，证明是”；letout“发出"。12 AgaveBsatCwokeDgotC解析:根据前一句“Thenonenighthewenttobedanddreamed.”可知,空处表示他醒来时意识到自己知道了答案。wakeup为固定短语，意为“醒”，故C项正确。D exercise13 AdreamBlessonCresearchA解析：根据上文中的“hewenttobedanddreamed.Whenheup，herealizedt

46、hatheknewtheanswer。”可知，他在梦(dream)中解决了这个难题。14 AsoftlyBloudlyD firmlyCslowlyA 解析：根据语境并结合常识可知催眠师应是柔和地(softly)说着话.15 A everythingB somethingC nothingDanythingC解析：根据空前一句“Iwantyoutoconcentrateonmyvoice."及下文中的“Youknownothingbutmyvoice."可知，空处应指什么都不要想。C项符合语境，故C项正确.B feet16 AeyesCheadDbodyA解析：根据常识可知

47、，被催眠师催眠时,眼睛会变得沉重。故选A项.17 AbelieveBrepeatCtakeDunderstandD解析：根据该句中的“Youwillhearmyvoiceandmywords”可知，此处指听到声音并理解听到的话.understand“理解，明白”,符合语境.18 AreallyBextremelyCactuallyDalmostD解析：根据空处前一句可知,此处指你几乎(almost)要睡着了。19 AacceptBrememberChearDreceiveB解析：根据下文中的“Youwillforgeteverything."可知，空处指你将什么都不记得。B项符合语境

48、，故B项正确。20 AcountBsayCaddDspeakA解析：根据文中的“NowIamgoingtoslowlyfromonetofive。One，two，three，four，five.。.”可知，此处表示数数;A项意为“(按顺序)数数”，符合语境，故A项正确.错误!阅读理解ANexttimeyouareblamedforbadbehavior,mainlyblameitonthewholeapple，pearoranyotheruncutfoodthatyourparentspackedinyourlunchbox.That'sbecausebitingintoanythin

49、gthatrequirestheuseofthefrontteeth，islikelytocauserudebehaviorinkids！Atleastthat'stheconclusionsomeresearchersfromCornellUniversityhavemade，afterobservingthebehaviorof12studentsatasummercamp。Theresearchersbeganbydividingthestudentsintotwogroups。Onthefirstday,onegroupwasgivenchickenonthebone。Theo

50、therwasprovidedwiththesamechickencutintodelicious,bitesizepiecessothattheonlywaytoeatitwaswithafork.Thefollowingday，thefoodwasexchanged,sothatthefirstgroupreceivedthesmallpiecesandforks,whilethesecond,enjoyedthechickenonthebone。Eachdaythecampcounselorsalsogavethekidsstrictinstructionstoletthemstaywi

51、thinacirclewitha9footradius.Theresearcherrecordedboththemealtimeandthenaskedbehavioralexpertstoevaluatewhathappened。Theyagreedthatthekidsthatwererequiredtobitethefoodweretwiceaslikelytoshowaggressivebehavioranddisobeytheadults，asthosethatfocusedoneatingtheirfoodwithforks.Ofcourse，thelatteralsoshowed

52、somerudebehavior.Ifthatisntbadenough,theformergroupwasalsomorelikelytoleavetheirspecialcircleandeven,standandjumponthepicnictables！ThishasmadeMr.Wansink，wholedtheresearchandhisteam,concludethatforsomereasons，kidsthatbiteintotheirfoodaremorelikelytoexhibitbadbehaviorthanthoseforcedtoeatwithforks。Ther

53、efore，headvisesparentstocutupthefoodtheyservetotheirkidstoenjoyapeacefulmeal！【解题导语】本文是一篇说明文。研究表明，孩子吃东西的方式可能会影响他们的行为举止.1 Whatprobablyresultsinkidsbadbehavior？AThewaykidsbiteintofood。BThewayfoodiscooked.CTheunhealthyfoodkidseat。DTheirattitudetowardthefood.A解析：细节理解题。根据第一段第二句“Thatsbecausebitingintoanyth

54、ingthatrequirestheuseofthefrontteeth,islikelytocauserudebehaviorinkids!"可知，孩子表现粗鲁和吃东西的方式有关。故选A。2 Paragraph2mainlyshowsAtheresultoftheresearchBthetimeontheresearchCthewaytheresearchwentonDthedifficultiestheresearchfacedC解析：段落大意题。根据第二段的内容可知,研究者做了一个实验,主要是为了研究孩子的粗鲁表现是否和吃东西的方式有关。在实验中孩子们被分成两组，然后在两天里分

55、别用不同的方式吃东西.故本段主要写的是实验方式。故选C。3 Whatcanwelearnaboutthestudentsatthesummercamp?ATheyenjoyedthefoodthereverymuch。BTheyexhibiteddifferentlevelsofrudebehavior。CTheywereaskedtobitethefoodwithcare。DTheywerelikelytobehavebadlyfrequently.B解析:细节理解题。根据第三段第二句“Theyagreedthatthekidsthatwererequiredtobitethefoodwer

56、etwiceaslikelytoshowaggressivebehavioranddisobeytheadults，asthosethatfocusedoneatingtheirfoodwithforks.”可知，因吃饭方式的不同，两组孩子粗鲁的行为出现的次数明显不同。故选B。4 WhatdoesMr.Wansinkadviseparentstodo?AToeatwiththeirkidsoften。BToteachtheirkidshowtoeatfood.CToservetheirkidswithsmallpiecesoffood。DToshowtheirkidsgoodbehavioroften.C解析：细节理解题。根据最后一段最后一句“Therefore，headvisesparentstocutupthefoodtheyservetotheirkidstoenjoyapeacefulmeal！”可知，Wansink先生建议家长把孩子吃的食物切成小块。故选C。BInitsearlyhistory,Chicagohadfloodsfrequently,especiallyinthespring，makingthestreetssomuddyt