Unit12Lifeisfulloftheunexpected.SectionB3a—SelfCheck【学习目标】1.复习并掌握下列单词和短语:backpack,oversleep,give…alift,miss,unexpected,block,worker,stare,disbelief,above,burn,alive,airport,till,west,cream,workday,pie,showup,bean,market,fool,costume,embarrassed,costumeparty,announce,spaghetti,hoax,sellout,discovery,lady,cancel,officer,believable,disappear,embarrassing2.能熟练掌握运用过去完成时的句式:(1)BythetimeIgotup,mybrotherhadalreadygottenintheshower.(2)ButbeforeIgottothebusstop,thebushadalreadyleft.(3)Well,atleastbythetimeyougottoschool,youwereonlyfiveminuteslateforclass.(4)BeforeIcouldjointheothersoutsidetoseewhatwasgoingon,thefirstplanehadalreadyhitmyofficebuilding.(5)ButbythetimeIgottotheairport,myplanetoNewZealandhadalreadytakenoff.【重点难点】重点:掌握并熟练运用本单元的词汇、常用表达及句型。难点:注意人们所持文化认同感和对玩笑容忍度的差异,愚弄他人时应持审慎及得当的态度。【课堂探究】语法再现:过去完成时定义:1)表示一个动作或状态在过去某一时间或动作之前已经完成,即发生在“过去的过去”。这个过去的时间可以用by,before等介词短语或者一个时间状语从句来表示。例句:WhenIwokeup,ithadstoppedraining.我醒来时,雨已经停了。2)表示某一动作或状态在过去某时之前已经开始,一直延续到这过去的时间。常用表延续的时间状语如bytheendof+过去的时间点,bythetime+从句等。例句:Bytheendoflastterm,wehadlearned5,000newwords.到上个学期为止,我们已经学了500个新单词。判断依据:1)时间状语。by+过去的时间点,bytheendof+过去的时间点Hehadfinishedreadingthebookby10o’clockyesterday.到昨天10点钟时,他已经读完这本书了。Bytheendoflastyear,shehadworkedinthefactoryfor20years.到去年年底,她已经在这家工厂工作20年了。2)“过去的过去”。在含有宾语从句(told,said,knew,heard,thought等动词后的宾语从句)的复合句中,当主句为一般过去时,且从句的动作优先于主句的动作发生时,要用过去完成时。Hesaidthathehadseenthemoviebefore.他说他以前已看过这部电影了。【针对练习】1).Bytheendoflastmonth,David___________morethansevenhundredstamps.A.hascollectedB.collectC.hadcollectedD.hasbeencollecting2).Whenmysisterlefthome,sherealizedshe__________tolockthedoor.A.forgetsB.forgotC.hasforgottenD.hadforgotten【达标练习】I.单项选择。1.—WhydidyoumisstheEnglishclass?—Becausemyalarmclockdidn’t_________.A.gooffB.putoffC.takeoffD.getoff2.Tomwasdisappointedbecausemostoftheguests_________whenhe_________attheparty.A.left;hadarrivedB.left;arrivedC.hadleft;cameD.hadleft;arrived3.Ilikereadingthestorybooks___________byJinYong.A.writeB.writtenC.towriteD.wrote4.Somestudentshadto__________doinghomework,becausetheyshouldhandinthehomeworkthenextday.A.stayupB.showupC.putupD.cutup5.Helen_________herkeysintheofficesoshehadtowaituntilhermother_________home.A.hasleft;comesB.left;hadcomeC.hadleft;cameD.hadleft;wouldcomeII.用括内所给单词的适当形式填空。1.Hedreamedofbeingapolice____________(office).2.The_____________(discover)ofoilinthisareaisexciting.3.Hisdaughtergot______________(marry)lastmonth.4.Manypeoplelikemovieswithahappy______________(end).5.Markisanhonestboy.Ithinkhiswordsare________________(believe).III.根据汉语提示完成英语句子,每空一词。1.我还没来得及和其他人一起出去看看发生了什么事情,第一架飞机已经撞上了我所在的办公大楼。BeforeIcouldjointheothersoutsidetosee____________________________________________thefirstplane___________already__________myofficebuilding.2.这是我一年里度过的第一个假期,并且现在我还错过了我的飞机,多么倒霉啊!Thisi...