英语人教版八年级下册Unit 8 Grammar .ppt

,Unit8HaveyoureadTreasureIslandyet?,SectionAGrammarfocus-4c,南昌十六中李斯玥,Ihavegotmarried.,Ihaventseenmyparentsyet.,Ihaveworkedintheschool.,Wehavealreadybeengoodfriends.,IhavetaughtthemsomeEnglish.,GrammarFocus,HaveyoureadTreasureIslandyet?Yes,Ivealreadyreadit.Steve,haveyoudecidedyetwhichbook.Ivealreadyfinishedreadingit.,butIhaventfinishedreadingityet.Ivefoundtheshipandmadeasmallboat.IvebroughtbackmanythingsIcanuse.AlthoughIhavelosteverything,Ihavenotlostmylife.Ihavealreaadycutdowntreesandbuiltahouse.,现在完成时态PresentPerfectTense,现在完成时：表示过去发生或已经完成的某一动作对现在造成的影响或结果，或从过去开始一直延续到现在的动作或保存的状态。,结构：主语+have/has+动词的过去分词,一般疑问句：Have/Has?肯定/否定回答:Yes,Ihave.No,Ihavent.Yes,shehas.No,shehasnt.,(not+),beenreaddecidedfinishedfoundmadebroughtheardcuttaughtlost,Matcheachpastparticiplewithitsverb,bereadheardecidefinishfindmakebringlosecutteach,was,werereaddecidedfinishedfoundmadebroughtheardcuttaughtlost,过去分词,规则动词变化同过去式的规则1.一般动词在结尾加“ed”。workworkedworked2.以“e”结尾的动词，在词尾加“d”。livelivedlived3.以“辅音字母+y”结尾的动词，将“y”变i，再加“ed”。studystudiedstudied4.重读闭音节结尾，末尾只有一个辅音字母，先双写这一辅音字母，再加“ed”。stopstoppedstopped不规则动变化需要熟读记忆,Excuseme.Haveyou(see)mydictionary?Haveyou(find)yourwalletyet?Ialready(finish)myhomework.Letsgoout.you(read)todaysnewspaperyet?Mom,I(noteat)lunchyet!Imhungry!Lucy(buy)TreasureIslandlastweek,butshe(notread)ityet.,活学活用,seen,found,have,finished,Have,read,haventeaten,bought,hasntread,already用在肯定句中yet用在疑问句和否定句中,现在完成时：表示过去发生的某一动作对现在造成的影响或结果,强调的是现在的情况，不能和表示过去的时间状语连用（如：yesterday,lastnight,threeweeksago,in1990等）。,一般过去时：只表示过去的动作或状态，和现在不发生关系（即动作或状态在现在已经结束），它可以和表示过去的时间状语连用。,现在完成时与一般过去时的区别：,eg：Ihavecleanedmyroom.我已经打扫过我的房间了。Icleanedmyroomlastweek.我上周打扫了我的房间。,第一句用现在完成时时态，想表达意为：“Icleanedmyroom,andmyroomiscleannow.”“过去我打扫了房间，现在房间是干净的”。,第二句意为：“Icleanedmyroomlastweek.Butwedontknowiftheroomisclean”用过去时只叙述过去打扫房间这一事实，至于现在是否是干净的并未强调说明。,Usethewordsinbracketstocompletetheconversations.,4a,1.A:Wouldyoulikesomethingtodrink?B:No,thanks._(just/drinksometea)2.A:Iheardyoulostyourkey._?(find)B:No,notyet.,Ivejustdrunksometea.,Haveyoufoundityet,3.A:DoyouknowwhenTomisleaving?B:_.(already/leave)A:When_?(leave)B:Thismorning.4.A:Isyoursistergoingtothemovieswithustonight?B:No._.(already/seethefilm)5.A:Whatdoyourparentsthinkaboutourplan?B:I_.(not/tellthem/yet),Hehasalreadyleft,didheleave,Shehasalreadyseenthefilm,haventtoldthemyet,4b,Fillintheblankswiththecorrectformsofthewordsinbrackets.,Sally_(love)reading.Inthemorning,shereadsthenewspaperandintheeveningshereadsbooks.She_already_(read)morethan100differentbooks!Herfavoritekindofbooksissciencefiction.Sheisinterestedinscienceandtechnologyandlovestoimaginewhattheworld_(be)likein50years.,loves,has,read,willbe,She_(finish)readingabookaboutrobotslastweekand_(write)abookreportaboutitnextweekforherFrenchclass.Everytimesheisinthelibrary,Sallylooksatthemanybooksshe_(notread)yetandshecantwaittoreadthem!,finished,willwrite,hasntread,Interview,Chooseonetopic,theninterviewyourfriendsandcompletethechartwithinformationaboutyouandyourfriends.,Topic1:BooksIhavealreadyreadTopic2:MoviesIhavealreadyseenTopic3:SongsIhavealreadyheard,eg:Topic1,Youcandoyourreportlikethis:Ihavealreadyreadthebook_.Ithinkitis_.Myfriend_hasread_.He/Shethinksitis_.,Youcaninterviewyourfriendslikethis:A:Whatbookshaveyoualreadyread?B:IhavealreadyreadTomSawyerandHa