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,*,Unit 2,The Present,Perfect Tense,Can you do these?,I _ just _ reading the book.(finish),_ you ever _ to Hawaii?(be),I _ _ here for two weeks already.(be),Lucy _ never _ to a foreigner before.(speak),I _ _ to the Summer Palace twice.(be),We _ _ your school before.(visit),He _ _ his chemistry book yet.(find),_,have,finished,Have,been,have,been,has,spoken,have,been,have,visited,hasnt,found,_,_,_,_,_,_,表示过去发生的动作对现在造成的影响或结果,The Present Perfect Tense,have/has,+V,p.p,标志词：,already-yet,ever-never,just,recently,，,once/twice,before,so far,up to now,，,during the past,（,last,）,three years,in the last two years,2.,表示过去已经开始，一直延续到现在的动作或状态。,常用的时间状语有,：,for,表示,一段时间,的词语,since,表示,过去时间点,的词语,since,表示,过去,的时间状语从句,since,一段时间,ago,.,此时动词必须是表示延续的情况或动作的动词，即,延续性动词,。,e.g.,He,has lived,here,for 16 years,.,他住在这里有十六年了。,He,has lived,here,since,16 years,ago,.,他从十六年前起就住在这里了。,He,has lived,here,since 2001,.,他从,2001,年起就住在这里了。,He,has lived,here,since he was born,.,他从出生起就住在这里。,短暂动词,可用于现在完成时，但不能和,for,，,since,一起用在肯定的陈述句中。,He,has left,Beijing,for,a week.,He,has not,left,Beijing yet.,He,has been away,from Beijing,for,a week.,He,has left,Beijing.,He,has bought,a car,since,2007.,He,has not,bought,any new car,since,2007.,He,has had,a car,since,2007.,He,has bought,a car.,begin/start,finish/stop,arrive/come/go,leave,borrow,join,get married,die,buy,close,open,return/come back,become,have a cold,-,keep,-,have,-,have a cold,-,be back,-,be in/at,-,be on,-,be away from,-,be closed,-,be dead,-,be in/be a member of,-,be,-,be over,-,be married,-,be open,16.fall asleep,17.fall ill,18.get up,19.make friends,20.put on,21.hear from,get a letter from,22.begin to do,23.get angry,24.go out,-,be asleep,-,be ill,-,be up,-,be friends,-,be in/wear,-,have a letter from,-,do,-,be angry,-,be out,has been in,has been away from,have had,have kept,has been on,has been open,（,1,）,He came to our village two years ago.,=He,_,our village since two years ago.,（,2,）,He left his hometown three days ago.,=He,_,his hometown for 3 days.,（,3,）,I bought the watch 2 weeks ago,=I,_,the watch since 2 weeks ago.,（,4,）,It is 5 days since I borrowed the book,=I,_,the book for 5 days.,（,5,）,The film has begun.,=The film,_,for half an hour.,（,6,）,Our school opened in 1960.,=Our school,_,since 1960.,Whats wrong?,He has come back for two weeks,He has joined the League for 3 years.,He has left his hometown for 20 years.,He has died for 20 years.,He has bought the book for two weeks.,been,been in/a member of,been away from,been dead,had,-,-,-,-,-,1.,我们买这本书三年了,.,_three years ago.,_for three years.,It _since we bought,this book.,_since we bought this book.,2.Mr Black,去世已经三年了。,Mr Black died,three years ago,.,Mr Black,has been dead,for three years.,It is/has been,three years since Mr Black died.,Three years has passed,since Mr Black died.,We bought this book,We have had this book,is/has been three years,Three years has passed,当瞬间动词与表示一段时间的状语相矛盾时,可有如下几种改法,:,（,1,）用副词,ago,把现在完成时的句子改为,一般过去时,.,（,2,）用“,It is/has been,时间,since,一般过去时态”句型来改写。,（,3,）用“时间,has passed,since,一般过去时态”句型来改写。,（,4,）用系表结构来改写,.(,be+,n./adj./adv./prep,),（,5,）用相应的延续性动词替代非延续性动词。,1.,他感冒三天了,.,2.,商店关门半个小时了,.,He,has had,a cold,for three days,.,The shop,has been closed,for half an hour.,He,caught,a cold three days,ago,.,It is,three days since he caught a cold.,Three days has passed,since he caught a cold.,The shop,closed,half an hour,ago,.,It has been,half an hour since the shop closed.,Half an hour has passed,since the shop closed.,Polly,has gone to,Japan.,Where is Polly now?,Polly is not here.,Polly,has been in,China for three years.,Polly,has been to,Japan.,Polly is not in Japan.,Polly is still in China.,have/has been to have/has gone to have/has been in,B,A,A,B,B,A,stay,1.A:,Wheres Jim,Li Lei?,B:He _his school library.,2.The Greens _China,for three years,.,3.We _the Great Wall,twice,.Its very beautiful.,has gone to,have been in,have been to,1.,My sister _ the League last year.She _ a League member for about a year now.(join),2.Mr Smith isnt here now.He _ _ to Guangzhou and will stay there for a year.(go),3.How long _ you _ your hometown?(leave),4.,It is the second time that he _the movie.(see),5.-_you ever_(be)to Beijing?-Yes.I_(go)there last week.,has,gone,have,been away from,has seen,Have,been,went,joined,has been,6.My mother _(buy)me a new book last week,but I _(not read)it yet.,7.What _(happen)to you in the past ten years?,8.,Sorry,you are late,the train_ already _(leave).,9.,Jenny_(not pay)for her jacket,has he?,No,she hasnt.Her cousin will pay it for her in a minute.,10.Many years_(pass)since we_(move)to this new town.,bought,havent read,has passed,moved,hasnt paid,has happened,has,left,Congratulations!,Mission Impossible,fish,swim,surf,water skiing,scuba diving,flower market,white beaches,Tianya Haijiao,spit,throw,draw,cut,pick up,collect,plant,A,B,Goodbye!,fish,swim,Surf,water skiing,scuba diving,flower market,white beaches,Tianya Haijiao,B,Welcome to Hainan Island!,spit,throw,draw,cut,pick up,collect