现在完成时演示文稿.ppt

Didyouseethefilmyesterday?Isawthefilmyesterday.Ihaveseenthefilmbefore.SoIdontwanttoseethisfilmtoday.Theboydidhishomeworklastnight.Theboyhasdonehishomeworkalready（已经）（已经）.Sohedoesnthavetodohishomeworkthismorning.ThisisapictureofDagangPark.IvisitedtherelastSunday.IhavevisitedDagangParkalready.SoIknowsomeinterestingplacestherenow.结构：结构：havedone(动词过去分词动词过去分词)hasdone(动词过去分词动词过去分词)Ihaveseenthefilmbefore.hasdonehishomeworkalready.1我之前已经看过这部电影了我之前已经看过这部电影了.I_(see)thefilmbefore.2这个男孩已经做完作业了这个男孩已经做完作业了.Theboy_(do)theHomeworkalready.3她已经参观过大岗公园了她已经参观过大岗公园了.She_(visit)DaguangParkalready.haveseenhasdonehasvisited(一一)谈论过去谈论过去已做已做的事情对的事情对现在造成现在造成的影响的影响,常与以下单词连用常与以下单词连用:现在完成时的用法现在完成时的用法already（已经）（已经）yet（仍然）（仍然）ever(曾经）曾经）never（从不）（从不）just（刚刚）（刚刚）before（以前）（以前）1.Deming_thisfilmbefore.A.sawB.haveseenC.hassawD.hasseen2.Theseteachers_ever_us.A.has,teachB.has,taughtC.have,taughtD.have,teached3._sheever_inHaiouMiddleSchool?()A.HasstudyedB.HasstudiedC.HavestudiedD.Havestudy4.They_thehomeworkyet.A.hasntfinishedB.haventfinishC.hasntfinishD.haventfinished现在完成时的用法现在完成时的用法(二二)谈论谈论过去某一动作过去某一动作一直持续到一直持续到现在现在。常与以下词组连用：since1990,（自从）（自从）for10years（持续）（持续）liveinGreece/since(自从自从)2006ShehaslivedinGreecesince2006.(从从2006年起，她一直住在希腊，年起，她一直住在希腊，现在还住在那里现在还住在那里)beaguard/for10yearsHehasbeenaguardfor10years.(他从过去一直到现在，当了他从过去一直到现在，当了10年门卫年门卫)1我已经做了我已经做了12年老师年老师.Ihavebeenateacherfor12years.2我们已经在灵山中学学习了我们已经在灵山中学学习了1年年.WehavestudiedatLingshanMiddleSchoolfor1year.3自从他出世后自从他出世后,他一直住在灵山他一直住在灵山.HehaslivedinLingshansincehewasborn.(1)我从我从2006年就在这工作了。年就在这工作了。I_(work)here_2006.(2)他已经当了十年的警察了。他已经当了十年的警察了。He_(be)apoliceman_10years.(3)他们已经学了他们已经学了6年英语。年英语。They_(learn)English_6years.haveworkedsincehasbeenforhavelearntforHaveyoueverbeentoBeijing?Yes,Ihave./No,Ihavent.Howlonghave youlearnedEnglish?Ihave learnedEnglishfor4years.Wheredoyoulive?IliveinLingshan.Howlonghaveyoulivedthere?Ihave livedtheresince/foryears.过去某时发生的事情一直持续到现在过去某时发生的事情一直持续到现在ThePresentPerfectTense(现在完成时现在完成时)Ihave beenateacherfor10years.Ihave not beenateacherfor10years.Have you beenateacherfortenyears?过去的已做的事情对现在造成的影响过去的已做的事情对现在造成的影响She has cleaned the room.She has not cleaned the room.Has she cleaned the room?*现在完成时的肯定结构：现在完成时的肯定结构：have/has done*现在完成时的否定结构：现在完成时的否定结构：have/has not done*现在完成时的一般疑问句结构：现在完成时的一般疑问句结构：Have/Has done?*肯定回答：肯定回答：Yes,have/has.否定回答否定回答:No,havent/hasntpaintthechair.12danceTheboy_.Theboy_._theboy_?Yes,_./No,_.paintthechair.haspaintedthechairhasntpaintedthechairHaspaintedthechairhehashehasntThegirls_.Thegirls_._thegirls_?Yes,_./No,_.havedancedhaventdancedHavedancedtheyhavetheyhaventExercises:写出下面动词的过去式和过去分词写出下面动词的过去式和过去分词1.clean;2.close;3.study;4.stop;5.buy;6.eat;7.grow;8.cut;cleaned cleanedclosed closedstudied studiedstopped stoppedboughtboughtateeatengrewgrowncutcut9.have;10.see;hadhadsawseen _规则规则 _ _ _不不规则动词规则动词（详见书详见书P123）二二 动词动词的的过过去分去分词词1.+ed2.e+d3.辅音辅音+yi+ed4.元音辅音元音辅音双写双写+ed 三三alreadyandyetShe has already cleaned the room.She hasnt cleaned the room yet.*already用在用在_句中，句中，_;也可放在句末。也可放在句末。*yet用在用在_句和句和_句中，放在句中，放在_.I have _ passed the exam.Li Lei hasnt returned the book to me _.肯定肯定have/hasalreadydone否定否定疑问疑问句末句末(notyet)alreadyyet四四everandneverHave you ever been to England?No,I have never been to England.*ever表示表示_,用于用于_句句,_.*never表示表示_,用于用于_表表_,_.Have you _ seen this film?No,I have _ seen it.曾经曾经疑问疑问Have/haseverdone?从不从不肯定句肯定句否定否定Sbhave/hasneverdoneevernever五五forandsinceI have been a teacher for 12 years.=I have been a teacher since 2000.*for+_,since+_.He has lived here _ three years.=He has been here _ three years ago.They have played basketball _ they were very young.A.inB.atC.forD.since时间段时间段持续持续过去时间过去时间自从自从forsinceeverforalreadysinceyet1.Have you _ been to Japan?2.I have _ finished my homework.3.My father has been an engineer _ a year.4.I have finished my homework _.We have learned 15 songs _ we came to this school.6.I havent finished my homework _.7.Have you _ spoken to a foreigner?alreadyever选择最佳答案选择最佳答案1.Deming _ this film before.A.saw B.have seen C.has saw D.has seen2.These teachers have _ taught us.A.already B.ever C.never D.yet3.They havent finished the homework _.A.already B.ever C.never D.yet4.They have known_ 50 years.A.yet B.since C.for D.already,D.5.He _ Guangzhou for five years.A.has been to B.has been in B.C.went D.has gone to 6.Tom isnt in Guangzhou.He _ London.A.has been to B.have gone to B.C.has gone to D.have been in 7.I have lived in this flat _ I came here.A.ever B.never C.since D.for8.Mary has never seen pandas,_?A.hasnt B.has she C.has Mary D.hasnt Mary9.Li Lei hasnt got up _.A.already B.ever C.yet D.just10.I_abooktwoweeksago.Ihave_itfor2weeks.A.borrowed,keptB.borrowed,borrowedC.borrow,borrowedD.borrow,kept