Unit24AquizLesson47（课件）新概念英语青少版2B

Unit24Lesson47AquizPart1Warm-upWarm-up!

Unit24AquizWarm-up!NorthAmerica

Unit24AquizWarm-up!SouthAmerica

Unit24AquizWarm-up!Europe

Unit24AquizWarm-up!Asia

Unit24AquizWarm-up!Africa

Unit24AquizWarm-up!Antarctica

Unit24AquizWarm-up!AustraliaWarm-up!NorthAmericaSouthAmericaEuropeAsiaAfricaAntarcticaAustraliaTheBritishIsles大不列颠群岛TheBenNevis本尼维斯山注：本尼维斯山是不列颠群岛最高的山峰,位于英国苏格兰西部。Warm-upWarm-upTheNilethelongestriverTheAmazonThe

secondlongestriverWarm-upPart2NewWordsNewWordsquiz/kwɪz/n.问答比赛;小测验tryout(on)v.+adv.particle(transitive)(+prep.+object)试一试than/ðæn/conj.(comparison)比continent/'kɒntɪnənt/n.大陆,洲low

/ləʊ/

adj.低的populationdensity/,pɒpjʊ'leɪʃən'densɪti/compoundn.人口密度trickquestion/trɪk'kwestʃən/compoundn.陷阱问题(看似容易其实困难的问题)squaremile/skweə'maɪl/compoundn.平方英里obviously/'ɒbviəsli/adv.(viewpoint)(manner)明显地answer/'ɑːnsə/n.回答，回复飞翔的海鸥飞翔的海鸥Games「飞过那片茫茫人海下个路口直走或转弯」continenttryoutonsquaremilequizthanlowpopulationdensitytrickquestionanswerobviouslyPart3TextListeningandAnswerHowmanypeoplearetheretothesquaremileinAustralia?lthasonlysixpeopletothesquaremile.Aswerthequestion.ClicktoaddTextClicktoaddTextClicktoaddTextClicktoaddTextClicktoaddTextClicktoaddTextRobertandLucyaretalkingaboutthequiz.ReadandLearnROBERT:Lucy,I’mwritingaquizformyclass,andIwanttotryitout.CanItryitoutonyou,please?LUCY:OK.ReadandLearnn.问答比赛;小测验tryout(on)试一试ROBERT:WhichisthehighestmountainintheBritishIsles?LUCY:It’sBenNevis,ofcourse!ReadandLearn最高的大不列颠群岛本尼维斯山ROBERT:What’sthelongestriverintheworld?LUCY:I’mnotsure.IsittheNile,ortheAmazon?ROBERT:It’stheNile.Ilookeditupyesterday.TheNileislongerthantheAmazon.ReadandLearn最长的尼罗河亚马孙河Conj.比LUCY:

Isit?ROBERT:Yes.They’rebothlongrivers.Itisn’tobvious,isit?LUCY:No.It’sagoodquestion.ReadandLearnadj.明显的两个都ROBERT:Whichcontinent

hasthelowest

populationdensity?LUCY:Goodness,Robert!Idon’tknow!Australia?ReadandLearnadj.低的n.大陆,洲n.人口密度澳大利亚ROBERT:No!It’satrickquestion.Australia’sacontinent,andithasonlysixpeopletothesquaremile.Butobviously,theansweris‘Antarctica’!ReadandLearnn.平方英里n.陷阱问题(看似容易其实困难的问题)adv.明显地n.回答，回复南极洲ROBERT:What’sthelongestriverintheworld?LUCY:I’mnotsure.IsittheNile,ortheAmazon?ROBERT:It’stheNile.Ilookeditupyesterday.TheNileislongerthantheAmazon.ROBERT:WhichisthehighestmountainintheBritishIsles?LUCY:It’sBenNevis,ofcourse!ROBERT:Lucy,I’mwritingaquizformyclass,andIwanttotryitout.CanItryitoutonyou,please?LUCY:OK.RepeatROBERT:Whichcontinenthasthelowestpopulationdensity?LUCY:Goodness,Robert!Idon’tknow!Australia?LUCY: Isit?ROBERT:Yes.They’rebothlongrivers.Itisn’tobvious,isit?LUCY:No.It’sagoodquestion.ROBERT:No!It’satrickquestion.Australia’sacontinent,andithasonlysixpeopletothesquaremile.Butobviously,theansweris‘Antarctica’!ReadandLearnROBERT:Lucy,I’mwritingaquizformyclass,andIwanttotryitout.CanItryitoutonyou,please?LUCY:OK.ROBERT:WhichisthehighestmountainintheBritishIsles?LUCY:It’sBenNevis,ofcourse!ROBERT:What’sthelongestriverintheworld?LUCY:I’mnotsure.IsittheNile,ortheAmazon?ROBERT:It’stheNile.Ilookeditupyesterday.TheNileislongerthantheAmazon.LUCY:Isit?ROBERT:Yes.They’rebothlongrivers.Itisn’tobvious,isit?LUCY:No.It’sagoodquestion.ROBERT:Whichcontinenthasthelowestpopulationdensity?LUCY:Goodness,Robert!Idon’tknow!Australia?ROBERT:No!It’satrickquestion.Australia’sacontinent,andithasonlysixpeopletothesquaremile.Butobviously,theansweris‘Antarctica’!ReadandLearnPractice1.Whodoeshewanttotryitouton?2.WhichisthehighestmountainintheBritishIsles?3.What'sthelongestriverintheworld—theNileortheAmazon?4.WhendidRobertlookuptheanswer?5.What'stheanswertohislastquestion?6.HowmanypeoplearetheretothesquaremileinAustralia?Lucy.BenNevisThenile.Yesterday.Butobviously,theansweris'Antarctica'!Ithasonlysixpeopletothesquaremile.Part4VocabularyVocabularyquizn.问答比赛;小测验quizgame问答比赛,智力竞赛quizshow机智问答,竞赛节目Vocabularytryout(on)试一试tryout试验,考验eg.Trynewmedicineout(on)mouse.eg.在老鼠身上试验新的药物。Vocabularythanconj.比小心总比后悔要好。Bettersafe

thansorry!苹果比桔子多。Therearemoreapplesthanoranges.Vocabularylow

adj.低的低价格lowprice低水平lowlevel低温lowtemperatureVocabularytrickquestionn.陷阱问题(看似容易其实困难的问题)Whatisthesmallestbridgeintheworld?世界上最小的桥梁是什么？Thebridgeofanose.鼻梁。Vocabularysquaremilen.平方英里square平方的,正方形,四边形1平方英里onesquaremile2平方英里twosquaremilesFilluptheblankwiththecorrectwords.1.CanI_____it__________you,please?2.Whichisthe______________mountainintheBritishIsles?3.TheNileis____________________theAmazon.4.Whichcontinenthasthelowest_________________________?5.It’sa_______________________.6.Australia’sa____________,andithasonlysixpeopletothe___________________.7.But_____________,theansweris‘______________’!VocabularyonlongertrickquestionthanouttryhighestpopulationdensitymilesquarecontinentobviouslyAntarcticaPart5Grammars介词to的用法1.表示数量或比率，意为“等于、每、一”。eg.Onetotwo1:2eg.一英寸等于2.54厘米。Thereare2.54centimetrestoaninch.eg.这辆汽车每加仑汽油可行驶30英里。Thiscardoes30milestothegallon.2.表示“n次方”:指数用序数词,底数用基数词。10⁷（10的7次方）tentotheseventhpower6⁹(6的9次方)sixtotheninthpowerIthasonlysixpeopletothesquaremile.GrammarstheNile∕theAmazon---：指河流，大海，大洋的专有名词前用定冠词，这些专有名词中的river,sea和ocean可以省略；如：the(River)ThamesthePacific(Ocean)GrammarsIsittheNile,theAmazon?thelongest—形容词long的最高级形式,最高级用于两个以上事物的比较.规则的形容词最高级变化是在词尾加-est.并在最高级前加冠词the:long——longer-thelongest.GrammarsWhat’sthelongestriverintheworld?longerthan（比较级）:形容词规则变化的比较级，在比较级和最高级中，g字母有发音，读∕g∕，其他的也要读出来：stronger,strongest。TheNileislongerthantheAmazon.GrammarsGrammars形容词的比较级和最高级含义:比较级:当二者进行比较时,形容词要用比较级最高级:当三者及以上进行比较时,形容词要用最高级结构:比较级+than最高级:the+最高级+of(同类事物)the+最高级+in(地域范围)比较级:Grammars1.单音节词和少数双音节词词尾加-er构成比较级,加-est构成最高级。(1)一般情况下,直接加-er或-est。great→greater→greatestlong-longer→longestwarm→→warmer→warmestcold→colder→coldest(2)以-e结尾的词,加-r,-st。fine→finer→finestfree→freer→freestlarge→larger→largestnice→nicer→nicest(3)以“辅音+y”结尾的词,把-y变为-i再加-er或-est。happy→happier→happiestpretty→prettier→prettiestdirty→dirtier→dirtiesttidy→tidier→tidiest(4)以一个辅音字母结尾的重读闭音节、单音节词,将该辅音字母双写,再加-er或-est。fat→fatter→fattesthot→hotter→hottestbig→bigger→biggestthin→thinner→thinnestMAKINGCOFFEESTARTSTARThighhigherhighestNEXTSTARTtalltallertallestNEXTSTARTthinthinerthinestNEXTSTARTbigbiggerbiggestNEXTSTARTnicenicernicestNEXTSTARTfreefreerfreestNEXTSTARTprettyprettierprettiestNEXTSTARTtidytidiertidiestNEXTSTARTstrongstrongerstrongestNEXTSTARTwidewiderwidestNEXTSTARThothotterhottestNEXTSTARTdirtydirtierdirtiestNEXTWELLDONE!Part6PracticePractice1.RobertwantstotryitoutonLucy,doesn'the?2.ThehighestmountainintheBritishIslesisBenNevis,isn'tit?3.ThelongestriverintheworldistheNile,isn'tit?4.Robertlookeditupyesterday,didn’the?5.TheNileislongerthantheAmazon,isn'tit?6.Australiaisacontinent,isn'tit?7.Australiahasonlysixpeopletothesquaremile,hasn'tit?8.Robert'squestionwasatrickquestion,wasn'tit?Yes,hedoes.Yes,itis.Yes,itis.Yes,hedid.Yes,itis.Yes,itis.Yes,ithas.Yes,itwas.Practice1.DoesRobertwanttotryouthisquizonClaire?2.lsBenNevisthehighestmountainintheworld?3.lsthelongestriverintheworldtheAmazon?4.DidRobertlookituplastweek?5.lstheAmazonlongerthantheNile?6.DoesAustraliahavearoundsixtypeopletothesquaremile?No,hedoesn’t.HewantstotryouthisquizonLucy.No,itisn’t.It’sthehighestmountainintheBritishIsles.No,itisn’t.TheNileisthelongestriverintheworld.No,hedidn’t.Helookeditupyesterday.No,itisn’t.TheNileislongerthantheAmazon.No,itisn’t.Australia'sacontinent,andithasonlysixpeopletothesquaremile.Example:BenNevis/highestmountain/theBritishIsles?(Which…？)A:IsBenNevisthehighestmountainintheBritishIsles?B:Yes,itis.A:WhichisthehighestmountainintheBritish