初中英语人教版八年级下册Unit 8 SectionA.ppt

Unit8HaveyoureadTreasureIslandyet?,SectionA,Preview,Now2minstotestyourspelling.,1.English-Chinesetreasure,island,classic,page,ship,tool,gun,mark,sand,cannibal,land,fiction,technology,French2.Chinese-English满是的；赶快；预期；做记号；朝；科幻小说,Task1:Rememberthesesentences.,Ihaventreadityet.Sandy,haveyoufinishedthereaderyet?3.HaveyoureadLittleWomenyet?4.Ivealreadyreadit.5.IvejustfinishedOliverTwistand6.Haveyouheardofthemyet?,10seconds,Task2:Fillintheblanks.,I_readit_.Sandy,_you_thereader_?3._you_LittleWomen_?4.Ive_readit.5.Ive_OliverTwistand6.Haveyou_them_?,just,havenotyet,have,finished,Have,read,yet,yet,already,finished,heardof,yet,Practice,Choosethebestanswer.,1.Bothhisparentslooksad.Maybethey_whatshappenedtohim.A.knewB.haveknownC.mustknowD.willknow2.Thefamouswriter_onenewbookinthepasttwoyears.A.iswritingB.waswritingC.wroteD.haswritten,3.Ourcountry_alotsofar.Yes.Ihopeitwillbeeven_.A.haschanged;wellB.changed;goodC.haschanged;betterD.changed;better4.WhatareyougoingtodothisSunday?I_yet.A.wontdecideB.didntdecideC.haventdecidedD.dontdecide,5._you_yourhomeworkyet?Yes.I_itamomentago.A.Did;do;finishedB.Have;done;finishedC.Have;done;havefinishedD.will;do;finish6.HarryPotterisaverynicefilm.I_ittwice.A.willseeB.haveseenC.sawD.see,LanguagePoints,现在完成时定义,现在完成时定义三要素：1.表示到现在为止已经完成或刚刚完成的动作。2.一件发生在过去的事情对现在产生影响。3.一个动作开始于过去，并持续到现在（也许还将持续下去）。,IstartedlearningEnglishin2012.IamlearningEnglishthesedays.IhavelearnedEnglishfor4years.,（一般过去时）,（现在进行时）,（现在完成时）,现在完成时结构,肯定句：主语+have/has+过去分词+.,否定句:主语+havent(havenot)+过去分词主语+hasnt(hasnot)+过去分词.,疑问句:Have/Has+主语+过去分词.?,Ihaventfinishedmyhomework.,Haveyoufinishedyourhomework?,Ihavefinishedmyhomework.,现在完成时的用法,1)表示到现在为止已经完成或刚刚完成的动作。,Bynow,IhavecollectedallthedataIneed.Nowwehaveplantedallthetrees.,2)表示过去发生的动作,强调结果或对现在的影响。,Someonehasbrokenthewindow.Ihavejustcleanedmyhands.,(窗户现在是坏的),(手是干净的),3)表示从过去开始并持续到现在的动作或状态。,ShehaslearnedEnglishfor5years.HehaslivedinBeijingsincehewasborn.,过去分词的规则、不规则变化,(1)一般动词，在词尾直接加“ed”。work-worked-worked(2)以“e”结尾的动词，只在词尾加“d”。live-lived-lived,规则变化,(3)以“辅音字母+y”结尾的动词，将“y”变为“i”，再加“ed”。study-studied-studied(4)重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ed”。drop-dropped-dropped,不规则变化,A.过去分词与过去式形式一样havehadhadspendspentspentmakemademadesaysaidsaidfindfoundfoundhearheardheardmeetmetmetleaveleftleft,B.过去分词与过去式形式不一样taketooktakenspeakspokespokensingsangsungdrivedrovedrivenbewas/werebeengowentgone,C.过去分词、过去式与动词原形一样cutcutcutputputputletletletreadreadread,现在完成时常见标志词,标志词,already/yet,ever/never,just/before/uptonow/inthepastyears,already一般用于肯定句；yet用于否定句和疑问句。,多用于否定句和疑问句中，意为“曾经”；“从未”。,Tomhasalreadyfinishedhishomework.Tomhasntfinishedhishomeworkyet.,Haveyouevereatenfish?Ihavenevereatenfish.,Ihavejusthadmylunch.Shehasntseenyoubefore.,例句,Usethewordsinbracketstocompletetheconversations.,1.A:Wouldyoulikesomethingtodrink?B:No,thanks._.(just/drinksometea)2.A:Iheardyoulostyourkey._?(find)B:No,notyet.,Ihavejustdrunksometea,Haveyoufoundit,3.A:DoyouknowwhenTomisleaving?B:_.(already/leave)A:When_?(leave)B:Thismorning.4.A:Isyoursistergoingtothemovieswithustonight?B:No._.(already/seethefilm),Hehasalreadyleft,didheleave,Shehasalreadyseenthefilm,5.A:Whatdoyourparentsthinkaboutourplan?B:I_.(not/tellthem/yet),haventtoldthemyet,Fillintheblankswiththecorrectformsofthewordsinthebrackets.,Sally_(love)reading.Inthemorningshereadsthenewspaperandintheeveningshereadsbooks.She_already_(read)morethan100differentbooks.Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld_(be)likein50years.,loves,has,read,willbe,She_(finish)readingabookaboutrobotslastweekand_(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe_(notread)yetandshecantwaittoreadthem.,finished,willwrite,hasntread,Completethechartwithinformationaboutyouandyourfriend.,A:Whatbookshaveyoualreadyread?B:IhavealreadyreadTomSawyerandHarryPotter.A:Whatdoyouthinkofthem?B:Well,IthinkHarryPotterwasexciting,butTomSawyerwasabitboring.,Exercise,1.MissBrown,we_cleaningourclassroom.Canwegohomenow?finishB.finishingC.arefinishedD.havefinished,2.WillyouseethefilmCinderellawithustonight?No,I_itlastweek.A.seeB.haveseenC.saw,3.Wherearetheflowers?Yousee,someone_themtothewindow.movesB.hadmovedC.has