《初中英语过去完成时课件.ppt》由会员分享，可在线阅读，更多相关《初中英语过去完成时课件.ppt（37页珍藏版）》请在三一办公上搜索。
1、初中英语过去完成时,初中英语过去完成时初中英语过去完成时（Simple past tense 一般过去时）1.He has heard the song before.（Present perfect tense 现在完成时）3.He said he had heard the song two years before.（Past perfect tense 过去完成时）2.He heard it two years ago.,（Simple past tense 一般过去时）,1.He has heard the song before.,（Present perfect tense 现在
2、完成时）,3.He said he had heard the song two years before.,（Past perfect tense 过去完成时）,2.He heard it two years ago.,Simple past tense一般过去时,表示在过去某个时候发生的动作或存在的状态.,I went to school by bike this morning.I was at school yesterday afternoon.,一般过去时,结构:,am,is,are-was,wereV-ed,用法：,three days agoYesterdayLast a mo
3、ment ago=just nowin the pastin 1997when+过去时句子,一般过去时,时间状语：,Lets do some exercises:,It is said that the old church _(build)from the year 1845 to 1848.2.In China,the number of Internet users _(be)55 million in 2002.3.In1946,UNICEF _(set)up to help children whose lives were changed because of the Second
4、 World War.,was built,was,was set,Present perfect tense 现在完成时,现在完成时,结构：,助动词have/has+动词的过去分词,用法1：,1.I have already finished my homework.,表示过去发生的某一动作对现在造成的影响或结果,N,P,F,3.He _(lose)his key,and he cant get into his house now.,has lost,2.I have never seen him before.,现在完成时,用法1：,already,yet,just,ever,never
5、,before,表示过去发生的某一动作对现在造成的影响或结果,时间状语：,两“去”,have/has been to have/has gone to,去过某地,去了某地,have/has been in,来/去/到/在某地,他来中国两年了,He has been in China for two years.,have/has been(to)去过某地,我以前从未去过那儿,他们去过英国两次了,你曾经去过美国吗？,你去那里了？我去老师办公室了,I have never been there before.,I have been to England twice.,Have you ever
6、been to the USA?,-Where have you been?-I have been to the teachers office.,another place,have/has gone to 去了某地,Tom isnt here.He _ Beijing.2.-Where is Mr.Li?-He _ Beijing,and he will come back in two weeks.,has gone to,has gone to,another place,现在完成时,用法2：,表示过去已经开始，并持续到现在（包括现在在内）的动作或状态,N,P,F,时间状语：,1.f
7、or+一段时间,2.since过去时间点,yesterday,last,three days ago,1997,this morning,then,since过去时句子,3.how long,since I was born,We have learned English for six years.,He has worked in the factory since he left school.,They have lived in Beijing since 1980.,How long have you studied in this school?,现在完成时,用法2：,1.我们学
8、英语六年了2.自1980年起他们就住在北京了3.自他毕业起他就在这个工厂工作了4.你在这个学校学习多长时间了,have,keep,be away(from),be in,be on,be dead,be a member ofbe in,be in,遇到表示一段时间的时间状语,瞬间动词必须改成延续性动词或短语。,buy _ borrow _ begin _ leave _ die _ come/go to _join _ arrive at/reach/get to _,现在完成时,用法2：,Please translate the sentences into English,李雷买这本字典
9、3天了。Lilei _ for three days.2.他们搬到这儿他的爷爷就去世了His grandfather _since they moved here.3.他两年前就离开家乡了He _ since two years ago.,has had the dictionary,has been dead,has been away from his hometown,现在完成时,时间状语：,in the past/last few yearsrecentlyin recent years/months/daysby now/so far/up to now,1.There _(not
10、be)much rain in my hometown since the beginning of this month.2.It _（snow)twice in his hometown since a week ago.3.So far,China _(develop)about 1,360 kinds of green food.4.Look,the small park here _(turn)into a threater.,Lets do some exercises:,hasnt been,has snowed,has developed,has turned,一般过去时与过去
11、完成时,1.A:I _(buy)a dictionary.B:When _ you _(buy)it.A:Last night.B:Where _ you _(buy)it?A:In the new bookshop.,did buy,did buy,have bought,2.My friend _(buy)a car.He _(buy)it two years ago.,has bought,bought,past perfect tense 过去完成时,过去完成时,结构：,助动词had+动词的过去分词,用法一：,动作在过去某一时间或动作之前已经发生或完成，动作发生的时间是“过去的过去”,
12、P,N,F,时间状语：,by+过去时间,by the time+过去时的句子,when/before+过去时的句子,构成：助动词had+动词的过去分词（V.pp),用法：,1.过去完成时动词表示过去某一时间或某一动作之前完成的动作或状态。在强调过去某一动作发生在另一动作之前时。,过去完成时：,在强调过去某一个动作发生在另一个动作前常常用过去完成时态。,1.他说他以前见过你。,He said that he _(see)you before.,had seen,2.到六点钟为止他们已经工作八小时了。,By six oclock they _(work)for eight hours.,had w
13、orked,2.过去完成时可以表示过去某一时刻之前发生的动作或呈现的状态，这一动作一直持续 到过去某一时刻。,By six oclock they _(work)for eight hours.,When I came to GZ,he _(be)there for a long time.,用法：,1.到了六点钟为止，他们已经工作了八小时了。,2.我到广州时，他在那里很长时间了。,had worked,had been,3.到上个月中旬我们在北京住了有五年时间了。,By the middle of last month we _(live)in Beijing for five years.
14、,had lived,1.到昨晚上，他已写完那封信。,By yesterday evening he _(write)that letter.,2.他说Lin Tao已经走了。,He said that Lin Tao _(leave),3.当我进来时，他已做完了作业。,When I came in he _(finish)his homework.,过去完成时与 by then(截止到那时);by 9 oclock(直到九点钟)by the end of(在结束/末之前);by the time(在时之前);up till then(直到那时);up until last night(直到昨
15、晚）等连用，表示过去的过去。,had written,had left,had finished,3.过去完成时和 already,just,ever,yet 等连用表示过去的过去。,用法：,例如：1.他告诉我说他们队已经赢了。,He told me that his team _ already _(win).,had,won,2.她说她仍没去过长城。,She said that she _(not go to)the Great Wall yet.,hadnt been to,用法：,过去完成时与when,before,as soon as,till/until 等引导时间状语的从句连用，
16、强调动作发生的时间前后。,例如：1.她到家之前她的孩子已经睡着了。,When she got home her children _(sleep).,had slept,2.在他们到达之前电影已经开始了。,Before they arrived here the film _ already _(start).,had,started,Last night,as soon as I _(finish)my work I went to sleep.,3.我完成作业了就去睡觉了。,had finished,1.After he _(finish)his work he went out.,had
17、 finished,2.The children ran away after they _(break)the window.,had broken,3.I went to Toms house but he _(go)out.,had gone,Exercises:,4.Annie told me that his father _(go)to Paris and he _(come)back in a few days.,had gone,would come,5.My friend _(buy)the car two years ago.He _(buy)it for two year
18、s.,bought,has had,Lets do some practice:,1.When his grandmother saw again,he _(grow)up into a tall yound man.2.Xiao Wang didnt want to tell me anything about what he _ just _(hear).3.By the time she was fifteen,Kitty _(teach)herself a foreign language.,had taught,had heard,had grown,Present perfect
19、tense and past perfect tense,He _(see)the film twice,so he didnt go to the cinema with us.He _(see)the film twice,so he knows it very well.,had seen,has seen,2.Its said that they _(live)there together since then.Mr Green said that he _(buy)the book the day before.Mr Green said that he _(keep)the boo
20、k for two days.,have lived,had bought,had kept,Exercises,1 When Li Ming hurried home,he found that his mother _already _to hospital.A has;been sent B had;sent C has;sent D had;been sent2 We _five English songs by the end of last term.A had learned B learned C have learned D will have learned,3 Billy
21、 told me she _lunch,so she was very hungry.A has had B hasnt have C have had D hadnt had4 By the end of 1976,many buildings _built in the city.A have been B have C had been D will,5 She _her keys in the office so she had to wait until her husband _home.A has left;comesB had left;would come C had lef
22、t;came D left;had come 6 He said that he_a teacher for ten years since he came to the school.A had been B had become C have been D have become,7 The meeting _when Mr.Wang _to school.A has begun;get B has been on;get C had begun;got D had been on;got,1 When I returned home,he _(leave).2 By ten yester
23、day evening,she _(finish)writing.3 He _(study)English for five years before he came here.4 It _ _(stop)raining when I wake up this morning.5 I _(not read)the book because I had read it before.,had left,had finished,had studied,had stopped,didnt read,6 She said she_(be)born in 1992.7 When he _(come)t
24、o China two years ago he found people didnt understand him at all though he _(learn)some Chinese in his own country.8 I saw Han Mei yesterday.We _(not see)each other since left Beijing.9 When I got to his home,he_(go)to bed.10 She asked if Mr.Liu _ already _(come)back.,was,came,had learned,hadnt seen,had gone,had,come,谢谢大家！,
