现在完成时课件VIP

1、unit 1-unit2grammar 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）+ + 过过去分词去分词上一页下一页 typeoriginal p.t p.pcostcostcostreadreadreadmeetmetmetcatchcaughtcaught rideroderiddenspeakspokespokenkeepkeptkeptdrinkdrankdrunkeatateeatenabbaaa abc主菜单陈述句肯定形式。陈述句肯定形式。主语主语+ have/has+ 过去分词过去分词+其它其它eg. i have ha

2、d lunch.已经吃过午饭了。已经吃过午饭了。 he has gone to beijing. 他去北京了。他去北京了。 陈述句否定形式。陈述句否定形式。主语主语+ have/has+ not+过去分词过去分词+其它其它（在助动词（在助动词have/has后后+not，可缩写为，可缩写为havent/hasnt）eg. i havent had lunch. 我还没吃饭我还没吃饭 he hasnt gone to beijing. 他还没有去北京。他还没有去北京。上一页下一页主菜单一般疑问句形式及其答语。一般疑问句形式及其答语。have/has+主语过去分词其它主语过去分词其它将助动词将助动

3、词have/has提前，句末加问号）提前，句末加问号） 肯定回答：肯定回答：yes , 主语主语 have/has. 否定回答：否定回答：no , 主语主语+havent/hasnt.has he gone to beijing? yes, he has ./ no, he hasnt.特殊疑问句形式特殊疑问句形式（疑问词（疑问词+一般疑问一般疑问句）句） 特词特词+ have/has+主语过去分词其主语过去分词其它？它？eg. where has he gone? 他去了哪里？他去了哪里？上一页下一页主菜单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作表示过

4、去发生或已完成的某一动作对现在造成的影响和结果：对现在造成的影响和结果：强调结强调结果果。上一页下一页he he hashas just just turned offturned off the light.the light. (他刚把灯关了。)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

5、成了家庭作业业。)主菜单二二. .表示从过去已经开始一直持续到现表示从过去已经开始一直持续到现在的动作或状态：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 since she 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三三. .表示

6、人曾有过或到目前为止从表示人曾有过或到目前为止从未有过的经历未有过的经历. .上一页下一页have you ever been to the have you ever been to the summer palace?summer palace?(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。)主菜单汉译英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。 用have gone to 或 have been to /in填空。1) where

7、is jack? he _ his country.2) _ you ever _ america? - yes, i _ there many times.3) i _ this school since three years ago.4) where is jim? he _ the farm.has gone tobeen tohavehave been have been inhas gone to5) where are the boy students? they _ the school factory.6) is your father in? no, he _ _ to s

8、henzhen. _he ever _ there before ?yes, he _ there several timeshave gone tohas gone tohasbeenhas been7) 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 havebeen1. 你曾经吃过鱼和薯条吗？2. 你看过这部电影了吗？ 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

9、九词语九词语 already 已经已经 肯定句中或句尾肯定句中或句尾 例: i have already found my pen. = i have found my pen already. yet已经已经 否定句和疑问句句尾否定句和疑问句句尾 例：i have not finished the work yet. have you bought a computer yet? ever曾经曾经 句中句中 例：have you ever seen pandas? never从不从不 句中 例：i have never been to beijing. just刚刚刚刚 句中 例：i hav

10、e just done my work. before以前以前 句尾 例：i have never been there before. so far到目前为止到目前为止 例：so far he has learnt 200 words. how long多久多久 例：how long have you lived here? how many times多少次多少次 例：how many times has he been to beijing? 2 两词组两词组 havegone to去了某地 例：he has gone to beijing (去了北京) havebeen to去过某地

11、例：he has been to beijing. (去过北京) 3.两结构两结构since和和for的用法的用法 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 forfor一段时间一

12、段时间（two weeks/six months/five daystwo weeks/six months/five days）forfor短语短语表示动作延续多长时间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：例： they have planted many trees in the last few years.

13、在过去的几年，他们已经种了很多树。 例：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：例： it is the first time i have played the computer games. 这是我第一次玩电脑游戏。e.g. i have been in the new school for a week.for a weeklast weekpresentpastfor + 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。e.g. lily has been away from home since

14、 last friday.since last fridaylast fridaypresentpastsince + 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。fill in the blanks with for or since.1. his father has been dead _ many years.2. he has been away from the army _ seven years because of a leg wound.3. he has been in beijing _ 2003.4. he has been a member of

15、 helpers club _ 2004.5. he has had a house _ 2005.6. he has kept the car _ one year.forforsincesincesince在现在完成时中，一次性动词不能在现在完成时中，一次性动词不能和一段时间状语连用和一段时间状语连用 例：例：he has bought the book for 3 years. 因因buy这个一次性动词不能和一段时间这个一次性动词不能和一段时间for 3 years连用连用 buy have have hadhe has had the book for 3 years.(错）错）sin

16、ce 8:00the woman left home at 8:00.for 2 hours8:00present10:00past短暂性动词短暂性动词 延续性动词延续性动词 leave be away fromshe has been away from home since 8:00.= she has been away from home for 2 hours.he bought a computer in 2007.for two years2007present2009pastsince 2007he has had a computer since 2007.= he has

17、had a computer for two years. 短暂性动词短暂性动词 延续性动词延续性动词 buy have borrow keep lose be lost break be broken open be open closebe closed stop be over begin/start be on finish/end be over get up be up get married be marriedcome/arrive/get to/reach /go be here/in/at 下一页还有其它的归纳如下：还有其它的归纳如下：come - leave -get t

18、o know -die -buy-borrow -marry -catch a cold -join -fall ill -bebe away (from)knowbe deadhavekeep be marriedhave a coldbe a member of / be inbe ill1. his father _ (die) in 1992. his father _ for many years.2. he _ (leave) the army because of a leg wound in 2002. he _ the army for nine years because

19、of a leg wound.3. he _ (come) to beijing in 2003. he _ beijing since 2003.diedhas been deadlefthas been away fromcamehas been in4 he _ (join) helpers club in 2004. he _ a member of helpers club since 2004.5. he _ (buy) a house in 2005. he _ a house since 2005.6. he _ (borrow) the car in 2009. he _ t

20、he car for two year.joinedhas been boughthas hadborrowedhas keptchoose the best answer.1.his father _the party since 1978. joined. has joined . was. has been in2. how long have you _ here?about two months. . been . gone . come . arrived3. hurry up! the play _for ten minutes. has begun. had begun. ha

21、s been on . beganchoose the best answer.4.my parents_ shandong for ten years. have been to . have been in. have gone to. have been5. his uncle _ for more than 9 years.a. has come here b. has started to workc. has lived thered. has left the university下一页下一页上一页上一页主菜单主菜单the film has been on for five mi

22、nutes.he has been in the party for five years.电影开始五分钟了。电影开始五分钟了。it is five minutes since the film began.the film began five minutes ago.it is five years since he joined the party.he joined the party five years ago .他入党五年了。他入党五年了。 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

23、。 i have bought this watch for five years. i have had this watch for five years/since 5 years ago. the old man has died for ten years. the old man has been dead for ten years/since 10 years ago.ww下一页上一页主菜单 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.

24、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 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上一页主菜单动动 词词 填填 空：空： 1._ you al

25、ready_ 1._ you already_ (clean) the room?(clean) the room? -yes, we _(do) that yes, we _(do) that already.already.- - when _ you _(do) it? when _ you _(do) it? - - we _(do) it an hour ago we _(do) it an hour ago. . havehavecleanedcleanedhave donehave donediddiddododiddid下一页上一页主菜单 2_ he _(see) this f

26、ilm yet? yes.- when _ he _(see) it?- he _ it last week. 3. _you ever _(be) there many times? hasseendiddidsawseeseehavehavebeenbeen4. i _ (read) the novel twice. it4. i _ (read) the novel twice. its s eresting.5. she _(go) to pairs, hasn5. she _(go) to pairs, hasnt she? t she? yes.yes.6. 6. how _ she _(go) there how _ she _(go) there yesterday?yesterday? she _(go) there by air.she _(go) there by air.have r