九年级英语上册 Unit 2 BiggestLongestWidest Lesson 9 Be a Champion!课件 冀教版.ppt

unit2biggest longest widestlesson9beachampion thinkaboutit 1 doyouknowofanyworldrecords whatarethey 2 doyouthinkyoucouldbreakaworldrecordoneday whichrecordwoulditbe leadin anyideas jenny howcanordinarypeoplebreakaworldrecord brian ihaveanidea ourclasscouldplaysoccerforaweekwithoutstopping jenny howcouldwedothat wouldn twegettired danny andhungry brian wecouldtaketurns someofuswouldplay whilesomesleepandeat presentation danny i mgoingtodrinklotsofmilk iwilleatmorefruitsandvegetables somedayimightbetheworld stallestdinosaur jenny that swonderful danny idon tknowifitwillmakeyoutall butyou llbehealthy brian hey danny ihavetwobananasforlunch wouldyoulikeoneofthem danny that sverykindofyou butmymothergavemedonutsforlunch idon tneedanybananas youholdaworldrecord danny you retheworld sfunniestdinosaur why didisaysomethingfunny 1 wecouldtaketurns taketurns意思是 轮流 做某事 后面可以跟at in doing或todo iwilltaketurnswithyouatlooking tolookaftertheinjureddog 我们可以轮流 我要和你轮流照顾受伤的小狗 languagepoints wetaketurnstowatchthepatient theytaketurnstocleantheblackboard thestudentstaketurnstoanswertheteacher squestions taketurnstodosth wedrovethecarbyturns wecleantheblackboardbyturns wewatchthepatientbyturns thestudentsanswertheteacher squestionsbyturns 动词 byturns outofturn不依顺序的inturn依次轮流e g speakinturn依次发言it sone sturntodosth 轮到某人做某事e g itismyturntobeonduty 知识拓展 2 someofuswouldplaywhilesomeofussleepandeat 我们中一些人睡觉吃饭时 另一些可以玩耍 1 would should might could 动词原形是虚拟语气结构 常用来表示婉转或礼貌 例如 perhapsyoucoulddobetterthisway 这样做或许会好些 2 while是连词 意思是 当 的时候 引导时间状语从句 当表示过去的情况时 时态常为以下三种情况 a 主句和从句谓语都用一般过去时 e g shelistenedcarefullywhileheread 当他读的时候 她认真地倾听 b 从句的谓语用过去进行时 主句谓语用一般过去时 e g whilethewaterwasheating mr smithsweptthefloor 在水加热的时候 史密斯先生开始扫地 c 主句和从句谓语都用过去进行时 e g whileiwashavingdinner hewaswatchingtv 我吃饭时 他在看电视 while还可以作并列连词 意思是 然而 而 e g myfatherlikessportswhilemymotherlikesmusic 我父亲喜欢运动而我母亲则喜欢音乐 3 somedayimightbetheworld stallestdinosaur 总有一天 我可能是世界上最高的恐龙 1 someday名词短语 表示 将来 有一天 e g we lltraveltothemoonsomeday 总有一天 我们会到月球上去旅行 oneday也有 总有一天 的意思 表示将来 它也可以表示 过去 某一天 e g oneday iwanttoleavethecityandmovetothecountry 总有一天 我会离开离开城市 搬到农村去 oneday heleftandnevercameback 一天 他离开再也没有回来 2 tallest是形容词最高级 形容词最高级在句中既可作定语 也可作表语 用于三者或三者以上的比较 e g mikeisthetalleststudentinourclass 在我们班 迈克是最高的学生 whoistheshortest alice annorjody 谁最矮 艾丽斯 安还是乔迪 作表语 作定语 4 idon tknowifitwillmakeyoutall 此句中if是从属连词 意为 是否 引导宾语从句 heaskediftheyneededsomemorebananas 他问他们要不要再来些香蕉 idon tknowiftheywillcomeornot pleasetellmeifyouhavepassedtheexam 辨析if whether 都可以用作连词 意为 是否 用来引导宾语从句 但在有些情况下只能用 whether 而不能用 if 1具有选择意义 有or或ornot时 iwonderwhetheritisbigenoughornot 2在介词之后作介词宾语时 iworryaboutwhetherihurthisfeelings 3在不定式前 与不定式构成词组时 shehasn tdecidedwhethertogoornot 4引导主语从句或表语从句时 whetheritistrueornotremainsaquestion 5作discuss等词的宾语时 wediscussedwhetherweshouldclosetheshop if既可引导宾语从句 也可引导条件状语从句 而whether不能引导条件状语从句 let ssumup taketurnsbreakaworldrecordholdaworldrecordmorethansomeday onedaysomeofuswouldplay whilesomeofussleepandrest grammar theobjectclause 宾语从句 知识点 if whether引导的宾语从句的用法e g idon tknowif whetheritwillmakeyoutall heaskedif whethertheyneededsomemorebananas 1doyouknowoneoftheworld 2howcanwedosomuchworkinthreedays don tworry wecantake 3dannyistheworld s dinosaur records turns funniest exerciseone fillintheblankswiththekeywordsfromthislesson practice 4canyouruntwohundredmetresin19 5theirclasscouldplaybasketballwithout seconds stopping 1mysisteranditaketurnsat thehouse acleanbtocleanccleaningdalltheabove2iwasdoingmyhomework hecamein awhilebwhencatdon3 heknowswheremarywillgo amaybebmaycperhapsdmust c b c exercisetwo choosethebestanswer 4hedoesn ttellmewhenhe i llcallyouassoonashe awillcome comesbwil