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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,8,下,Unit3 Grammar,Simple past tense,&,present perfect tense,1.,To review the uses of simple past tense,2.,To,review the uses of,present perfect tense,3.,To learn the differences between the simple past tense and present perfect tense,Simple past tense and,present perfect tense,一般过去时和现在完成时,passport,n,.,护照,New words,dream,vi.&vt,.做梦，梦想,dream about/of 想象；梦想,e.g.,Do you often,dream,at night?,你在夜里经常做梦吗？,I sometimes,dream about,my parents.,我有时梦见我的父母。,I,dream of,becoming a teacher.,我一心想当个教师。,自主先学,Read the gramar on,Page 134,.,My cousin,ate,KFC,yesterday evening,.,He,has,already,eaten,it.,They,got married,on March 20,.,They,have,just,got married.,We,went,to Xiamen,last year,.,Most of you,havent been,there,yet,.,My cousin,ate,KFC,yesterday,.,They,got married,on March 20,.,We,went,to Xiamen,last year,.,He,has,already,eaten,it.,They,have,just,got married,.,Most of you,havent been,there,yet,.,s,imple past tense,一般过去时,present perfect tense,现在完成时,The differences between these two tenses,meanings,定义,forms,构成,keywords,关键词,uses,用法,s,imple past tense,一般过去时,present perfect tense,现在完成时,keywords,关键词,一般过去时表示在过去某个时间发生的动作或存在的状态，也表示过去经常或反复发生的动作。,e.g.He came here yesterday.,2.,现在完成时表示过去的动作（或者状态）对现在产生的影响和结果。,e.g.He has broken the glass.,Differences:,构成不同,（,1,）,Tom,went,to London last year.,(2)Lily,has been,to London twice.,一般过去时 谓语动词用动词的,过去式,。,现在完成时 谓语动词用 “,助动词,have/has+,过去分词,”,Most verbs,Verbs ending in,e,Verbs ending in,y,Verbs ending in,a vowel+a consonant,规则动词的变化,Regular verbs,have/has done,+,ed,-e+d,-y+ied,double the consonant+ed,work,-,work,ed,-,-,-,work,ed,play,-,play,ed,-,-play,ed,use,-,use,d,-,-,use,d,live,-,live,d,-live,d,study,-,-,-stud,ied,-stud,ied,hurry,-hurr,ied,-hurr,ied,stop,-stop,ped,-stop,ped,drop,-drop,ped,-drop,ped,不规则动词的过去分词,Irregular verbs,原形,过去式,过去分词,原形,过去式,过去分词,buy,see,do,know,eat,understand,get,take,put,teach,go,write,make,bing,bought,done,did,ate,eaten,got,got,put,put,went,gone,bought,saw,seen,knew,known,understood,understood,took,taken,taught,taught,wrote,written,brought,brought,made,made,yesterday,the day before yesterday,.ago,last week,in October 1st,in 1980,just now,the other day,s,imple past tense,一般过去时,present perfect tense,现在完成时,already,yet,ever,never,just,recently,before,so far,over the years,up to now,once,many times,for,since,Key words,I,have read,this book,since,2 hours ago.I,have,already,read,this book.I,have read,this book,twice,.,past,present,I,read,this book,2 hours ago,.,past,present,s,imple past tense,一般过去时,present perfect tense,现在完成时,一般过去时表示：,过去某个时间里发生的动作或状态，与现在的情况无关。,现在完成时表示：,1,从过去持续带现在的动作，可能还会持续下去。,2,表示动作已完成，强调对现在造成的结果或影响。,3,表示某个动作已经发生的次数。,1.三年前他养了只猫做宠物。,He _ a cat as pet three years ago.,2.这只宠物猫他养了三年了。,He _ the pet cat for three years.,kept,has kept,Exercises,1.我上个星期去参观了那个新动物园。,I _ that new zoo last week.,2.我已经参观过那个新动物园了。,I _,_ that new zoo.,visited,have visited,Exercises,1.我上周看过这部电影。,I _ this movie last week.,2.我已经看过这部电影很多次。,I _ this movie many times.,saw,have seen,Exercises,Fill in the blanks:,Last Sunday,Ted and his father _(be)at home.They _(move)to a new house.His father _(want)to put the books in some boxes,but he _(can not)find any boxes.Ted _(tell)him the boxes _(be)in the next room.Then he _(bring)these boxes to his father.,were,moved,wanted,told,couldnt,were,brought,1,Is Tom doing his homework?,No,he _(finish)his homework.,2.Do you know Miss King?,No,but I _(hear of)her before.,3.What about the film?,Sorry,I dont know.I _(not see)it yet.,4._ you ever _(be)to the Great Wall?,No,never.,5.Help yourself,please.,No,thanks.I am full.I _ just _(eat)three eggs.,has finished,have heard of,havent seen,Have,been,have,eaten,have been,(to),have gone,(to),have,been,(in),A:Where is Tom?,B:He _ to Beijing.,A,：,Has he ever _ there?,B:Yes,he _ to Beijing twice.,A:How long has he _ there?,B:He has _ Beijing for a week.,times,for some time,A,B,A,B,B,A,has gone to,been,has been to,been,been in,stay,去了某地未回,去了某地已回,去了某地并在某地待一段时间,Finish Part A and B on Page41,A:,Simon is showing Millie some pictures.Complete his sentences with the correct forms of the words in brackets.,I _(visit)the Palace Museum with my grandparents,the other day.,I _(climb)Mount Huang last Summer.,visited,climbed,the other day,相当于,a few days ago,意为“几天前、某天、那天、不久前”，句中用一般过去时,。如：,I met her in the street,the,other day,.,几天前我在街上碰见过她。,I bought the watch,the other day,.,这手表我是几天前买的。,_ you,ever _(try)the famous Tianjin Baozi?,I am happy that I _,(learn)to swim.,Have tried,have learnt,B:,Mr Wu is asking the students to make sentences with the correct tenses.Help them complete the sentences with the correct forms of the words in brackets.,1.I _(finish/just)my homework.,Millie _(finish)her homework 20 minutes ago.,2.I _(write)an email to my friend yesterday.,Daniel _,_(write/already)two emails.,has already written,have just finished,wrote,finished,3.I _(be)in Hainan last week.,Some of our classmates _,_(not be)to Hainan yet.,4.I _(live)in Sunshine Town sin
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