现在完成时课件.pptx

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1、 现在完成时的构成现在完成时的构成现在完成时的构成现在完成时的构成主菜单上一页下一页助动词助动词have have(has(has）+过过去分词去分词第1页/共42页过去分词的构成过去分词的构成上一页下一页 Typeoriginal p.t p.pcostcostcostreadreadreadmeetmetmetcatchcaughtcaught rideroderiddenspeakspokespokenkeepkeptkeptdrinkdrankdrunkeatateeatenABBAAA ABC主菜单第2页/共42页陈述句肯定形式。主语+have/has+过去分词+其它eg.Ihave

2、hadlunch.已经吃过午饭了。HehasgonetoBeijing.他去北京了。陈述句否定形式。主语+have/has+not+过去分词+其它（在助动词have/has后+not，可缩写为havent/hasnt）eg.Ihaventhadlunch.我还没吃饭HehasntgonetoBeijing.他还没有去北京。上一页下一页主菜单 现在完成时的基本句型现在完成时的基本句型现在完成时的基本句型现在完成时的基本句型第3页/共42页一般疑问句形式及其答语。Have/Has+主语过去分词其它将助动词have/has提前，句末加问号）肯定回答：Yes,主语have/has.否定回答：No,主语

3、+havent/hasnt.HashegonetoBeijing?Yes,hehas./No,hehasnt.特殊疑问句形式（疑问词+一般疑问句）特词+have/has+主语过去分词其它？eg.Wherehashegone?他去了哪里？上一页下一页主菜单第4页/共42页现在完成时的主要用法现在完成时的主要用法一一.表示过去发生或已完成的某一动表示过去发生或已完成的某一动作对现在造成的影响和结果：作对现在造成的影响和结果：强调强调结果结果。上一页下一页He He hashas just just turned offturned off the light.the light.(他刚把灯关了。)

4、相当于：He turned off the light just now.The light isnt on now.即关灯这一动作对现在造成的结果和影响：现在灯不亮了。I I havehave already already finishedfinished my homework.my homework.(我已我已经经完成了家庭作完成了家庭作业业。)主菜单第5页/共42页二二.表示从过去已经开始一直持续到表示从过去已经开始一直持续到现在的动作或状态：现在的动作或状态：强调继续强调继续。上一页下一页She has lived here since has lived here sincesh

5、e was born.she was born.自从她出生时就一直住在这儿。I have learnt English for more than I have learnt English for more than ten years.ten years.我已经学了10多年的英语。现在完成时的主要用法现在完成时的主要用法主菜单第6页/共42页三三.表示人曾有过或到目前为止表示人曾有过或到目前为止从未有过的经历从未有过的经历.上一页下一页Have you ever been to the Have you ever been to the Summer Palace?Summer Palac

6、e?(你曾去过颐和园吗?)I have never had a car.I have never had a car.(我从未有过汽车。)现在完成时的主要用法现在完成时的主要用法主菜单第7页/共42页汉译英1.我丢了我的历史书。2.我以前从来没去过那个农场。3.我妹妹成为一个学生了。4.他们已去了美国了。第8页/共42页用have gone to 或 have been to/in填空。1)Where is Jack?He _ his country.2)_ you ever _ America?-Yes,I _ there many times.3)I _ this school since

7、 three years ago.4)Where is Jim?He _ the farm.has gone tobeen toHavehave been have been inhas gone to第9页/共42页5)Where are the boy students?They _ the school factory.6)Is your father in?No,he _ _ to Shenzhen._he ever _ there before?Yes,he _ there several timeshave gone tohas gone toHasbeenhas been第10页

8、/共42页7)He asked me if I_ _ toHangzhou before.I told him that I wanted to go there for a visit as I_ never _ to that city before.have been havebeen第11页/共42页1.你曾经吃过鱼和薯条吗？2.你看过这部电影了吗？第12页/共42页 在下列情形下用现在完成时在下列情形下用现在完成时 1 九词语already 已经 肯定句中或句尾 例:I have already found my pen.=I have found my pen already.ye

9、t已经 否定句和疑问句句尾 例：I have not finished the work yet.Have you bought a computer yet?ever曾经 句中 例：Have you ever seen pandas?第13页/共42页never从不 句中 例：I have never been to Beijing.just刚刚 句中 例：I have just done my work.before以前 句尾 例：I have never been there before.在下列情形下用现在完成时在下列情形下用现在完成时第14页/共42页so far到目前为止 例：So

10、 far he has learnt 200 words.how long多久 例：How long have you lived here?how many times多少次 例：How many times has he been to Beijing?在下列情形下用现在完成时在下列情形下用现在完成时第15页/共42页2 两词组 havegone to去了某地 例：He has gone to Beijing (去了北京)havebeen to去过某地 例：He has been to Beijing.(去过北京)在下列情形下用现在完成时在下列情形下用现在完成时第16页/共42页3.两结构

11、since和for的用法 在下列情形下用现在完成时在下列情形下用现在完成时第17页/共42页 sincesince Mr.Smith has worked here since 1984.（1984年以来，史密斯先生一直在这工作。）I have known Daniel since 7 years ago.（自从7年前我就认识丹尼尔。）Hes learned about 500 words since he went to college.（他上大学以来大约学了五千个英语单词）上一页下一页主菜单一个时间点一个时间点一段时间一段时间ago从句从句第18页/共42页 forfor一段时间一段时间（

12、two weeks/six months/five daystwo weeks/six months/five days）forfor短语表示动作延续多长时间短语表示动作延续多长时间 。He has taught in this school for four years.（我们认识有二十年了。）I havent seen her for a long time.（我好久没有见到她了。）上一页下一页主菜单第19页/共42页现在完成时态还常常用于下列句型现在完成时态还常常用于下列句型 例：They have planted many trees in the last few years.在过去

13、的几年，他们已经种了很多树。例：This is the best book I have ever read.这是我曾经读过的最好的一本书。例：It is the first time I have played the computer games.这是我第一次玩电脑游戏。第20页/共42页e.g.Ihavebeeninthenewschoolforaweek.foraweeklastweekpresentpastfor+时间段时间段我已经来新学校一周了。我已经来新学校一周了。第21页/共42页e.g.LilyhasbeenawayfromhomesincelastFriday.sincel

14、astFridaylastFridaypresentpastsince+时间点时间点Lily自从上周五就离开了家。自从上周五就离开了家。第22页/共42页Fillintheblankswithfororsince.1.Hisfatherhasbeendead_manyyears.2.Hehasbeenawayfromthearmy_sevenyearsbecauseofalegwound.3.HehasbeeninBeijing_2003.4.HehasbeenamemberofHelpersClub_2004.5.Hehashadahouse_2005.6.Hehaskeptthecar_o

15、neyear.forforsincesincesincefor第23页/共42页在现在完成时中，一次性动词不在现在完成时中，一次性动词不能和一段时间状语连用能和一段时间状语连用例：He has bought the book for 3 years.因buy这个一次性动词不能和一段时间for 3 years连用buyhavehavehadHe has had the book for 3 years.(错）错）第24页/共42页since8:00Thewomanlefthomeat8:00.for2hours8:00present10:00past短暂性动词短暂性动词延续性动词延续性动词lea

16、vebeawayfromShehasbeenawayfromhomesince8:00.=Shehasbeenawayfromhomefor2hours.第25页/共42页Heboughtacomputerin2007.fortwoyears2007present2009pastsince2007Hehashadacomputersince2007.=Hehashadacomputerfortwoyears.短暂性动词短暂性动词延续性动词延续性动词buyhave第26页/共42页borrowkeeplosebelostbreakbebrokenopenbeopenclosebeclosedst

17、opbeoverbegin/startbeonfinish/endbeovergetupbeupgetmarriedbemarriedcome/arrive/getto/reach/gobehere/in/at下一页还有其它的归纳如下：还有其它的归纳如下：第27页/共42页come-leave-gettoknow-die-buy-borrow-marry-catchacold-join-fallill-bebeaway(from)knowbedeadhavekeepbemarriedhaveacoldbeamemberof/beinbeill第28页/共42页1.Hisfather_(die)

18、in1992.Hisfather_formanyyears.2.He_(leave)thearmybecauseofalegwoundin2002.He_thearmyfornineyearsbecauseofalegwound.3.He_(come)toBeijingin2003.He_Beijingsince2003.diedhasbeendeadlefthasbeenawayfromcamehasbeenin第29页/共42页4He_(join)HelpersClubin2004.He_amemberofHelpersClubsince2004.5.He_(buy)ahousein200

19、5.He_ahousesince2005.6.He_(borrow)thecarin2009.He_thecarfortwoyear.joinedhasbeenboughthashadborrowedhaskept第30页/共42页Choosethebestanswer.1.Hisfather_thePartysince1978.joined.hasjoined.was.hasbeenin2.Howlonghaveyou_here?Ae.arrived3.Hurryup!Theplay_fortenminutes.hasbegun.hadbegun.hasbeenon.began第31页/共4

20、2页Choosethebestanswer.4.Myparents_Shandongfortenyears.havebeento.havebeenin.havegoneto.havebeen5.Hisuncle_formorethan9years.A.hascomehereB.hasstartedtoworkC.haslivedthereD.haslefttheuniversity第32页/共42页下一页下一页上一页上一页主菜单主菜单Thefilmhasbeenonforfiveminutes.HehasbeeninthePartyforfiveyears.电影开始五分钟了。电影开始五分钟了。

21、Itisfiveminutessincethefilmbegan.Thefilmbeganfiveminutesago.ItisfiveyearssincehejoinedtheParty.HejoinedthePartyfiveyearsago.他入党五年了。他入党五年了。第33页/共42页 翻翻 译译 练练 习：习：1.1.我买了这块手表五年了。我买了这块手表五年了。2.2.这位老人已经死了十年了。这位老人已经死了十年了。Ihaveboughtthiswatchforfiveyears.Ihavehadthiswatchforfiveyears/since5yearsago.Theoldm

22、anhasdiedfortenyears.Theoldmanhasbeendeadfortenyears/since10yearsago.WW下一页上一页主菜单第34页/共42页 3.3.他已经回来三天了。他已经回来三天了。4.4.我离开家乡已十年了。我离开家乡已十年了。He He has come backhas come back for 3 days.for 3 days.He He has been backhas been back forfor 3 days/3 days/sincesince 3 3 days days agoago.I I have lefthave left

23、hometown for 10 years.hometown for 10 years.I I have been away fromhave been away from hometown for 10 hometown for 10 years.years.WW下一页上一页主菜单第35页/共42页上一页主菜单第36页/共42页动动 词词 填填 空：空：1._ you already_ 1._ you already_(clean)the room?(clean)the room?-Yes,we _(do)that Yes,we _(do)that already.already.-When

24、 _ you _(do)it?When _ you _(do)it?-We _(do)it an hour ago We _(do)it an hour ago.Havecleanedhave donediddodid下一页上一页主菜单第37页/共42页 2_ he _(see)this film yet?Yes.-When _ he _(see)it?-He _ it last week.3._you ever _(be)there many times?HasseendidsawseeHavebeen第38页/共42页4.I _(read)the novel twice.Its inter

25、esting.5.She _(go)to Pairs,hasnt she?Yes.6.How _ she _(go)there yesterday?She _(go)there by air.have readhas gonedidgowent下一页上一页主菜单第39页/共42页选用选用 for和和 since填空填空:1.We havent seen each other _ a long time.2.His father has been in the Party _ 10 years ago.3.The film has been on _ 20 minutes.4.Mr Green

26、has worked here _ he came to China.5.His grandparents have been dead _ several years.6.Its five years _ we met last time.forsinceforsinceforsince下一页上一页主菜单第40页/共42页改改 错错1.The film has stopped for an hour.2.I have borrowed this book for two weeks.3.Kitty has bought a book since last week.4.Our manager isnt in today.He has been to Guangzhou.beenoverkeptgone下一页上一页主菜单had第41页/共42页谢谢您的观看！第42页/共42页