英语八大时态-讲解ppt课件.ppt

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1、动词的时态动词的时态 动词的时态结构歌谣动词的时态结构歌谣一般现在时，一般现在时，动词用原型；动词用原型；一般时一般时单数三人称，单数三人称，动词加动词加“s s” 。一般过去时，一般过去时，动词加动词加“eded”。I work.He works. I worked.现在进行时现在进行时, ,进行时进行时例句：例句：I am working.过去进行时过去进行时, ,am,is,are,-ingam,is,are,-ing。was,were,-ingwas,were,-ing。例句：例句：I was working.将来时将来时一般将来时，一般将来时，wouldwould加原型。加原型。过去

2、将来时，过去将来时，willwill加原型。加原型。I will work.I would work.完成时完成时现在完成时，现在完成时，have/hashave/has加过分。加过分。I have worked.过去完成时，过去完成时，had had 加过分。加过分。I had worked.各种时态的用法各种时态的用法一、一般现在时一、一般现在时1 1. .用法：用法：A.A.现在现在经常性经常性的的动作动作或或状态状态 B.B.客观事实客观事实和和真理真理。2 2. .标志词标志词: :always,usually,often, always,usually,often, sometim

3、es, never,every day sometimes, never,every day /week /month/year/week /month/year/1.The boy usually_(get) to school early.gets2.Light _(travel)faster than sound.travels1.I often _(go) to school by bike.2.The earth _(go) around the sun.3.Sally _(help) her parents do the housework every Sunday.4.The K

4、ings _(have) a big party once a year.gogoeshavehelps概念概念: 一般过去时态：一般过去时态： _。结构结构:标志语：标志语：主语主语+ 动词过去式动词过去式yesterday、. ago、just now, in 1992，last week/month等表示过去的时间状语等表示过去的时间状语表示过去发生的动作或存在的状态表示过去发生的动作或存在的状态1.The twins _(wash) the clothes yesterday.2.Last Saturday afternoon he _ (play) basketball over t

5、here.3._ Sally _(sing) two hours ago?washedplayedDidsing表示的是现在正在发生的动作表示的是现在正在发生的动作概念概念:现在进行时态：现在进行时态： 结构结构:标志语：标志语：主语主语+ be (is, am, are) + doingLook! 、 Listen! 、now， these days注意注意A A. .有几个有几个瞬间动词瞬间动词可以用可以用现在进行时现在进行时表表将将来，如：来，如：begin,start,come,go,leavebegin,start,come,go,leave。1.-Lucy! Would you l

6、ike to give me a hand? -OK. I_. A.will comeB.come C.am comingD.would come2.-When_you_for Toronto? -Tomorrow.A.do;leaveB.are;leavingC.will;leavingD.shall;leave1.The twins _(wash) the clothes now.2.Look! He _ (play) basketball over there.3.Listen! _ Sally _(sing)?4.Cant you see the baby _(sleep)?5.My

7、little brother _(cry)these days.are washingis playingIssingingis sleepingis crying概念概念: 过去进行时态：过去进行时态： _。结构结构:标志语：标志语：主语主语+be(was/were) doingthen, at eight yesterday ,at this/that time yesterday, when 、while表示过去某一时刻或过去一段时间表示过去某一时刻或过去一段时间内正在进行的动作内正在进行的动作1.The twins _(wash) the clothes at 9:00 yesterd

8、ay.2.He _ (play) basketball while his mother was cooking.3._ Sally _(sing) when you went to visit her?were washingwas playingWassinging五、一般将来时五、一般将来时1.用法：用法：将来的动作或状态将来的动作或状态。2.结构：结构：will shall be going to 3.标志词：标志词：tomorrow,the day after tomorrow,in three days,in (the) future,next week/month/term, f

9、rom now on+V.(原型原型)（第一人称）（第一人称）4.shall/will/be going to之间的区别：之间的区别： 1shall往往用于往往用于第一人称疑问句第一人称疑问句, will可用于任何人称可用于任何人称。Which paragraph shall I read first?Where we meet tomorrow？A.shall B.will六、过去将来时六、过去将来时1.用法：用法：从过去看将要发生的动作。从过去看将要发生的动作。2.结构：结构：would was/were/going to+ +v.v.( (原型原型) )1.-What did he sa

10、y yesterday? -He said he_to Sydney next week.A.goesB.will goC.would go D.are going 2.-Did your son fail his English exam once again? -Yes, but he told me he_hard next term.A.studiesB.is studyingC.will studyD.would study试题：试题：概念概念: 现在完成时态：现在完成时态： _。结构结构:标志语：标志语：主语主语+ have/has+过去分词过去分词already, yet, so

11、 far, ever,Since/ for in the last/ past few years表示过去发生的动作持续到现在，也许表示过去发生的动作持续到现在，也许还要持续下去，或过去发生的动作对现还要持续下去，或过去发生的动作对现在造成的影响或结果在造成的影响或结果3.现在完成时和一般过去时的异同点：现在完成时和一般过去时的异同点：共同点：共同点：动作都在动作都在过去过去。不同点：不同点：和和现在现在有无关系。有无关系。(与现与现在有关的过去动作用现在完成，与现在在有关的过去动作用现在完成，与现在无关的过去动作用一般过去。无关的过去动作用一般过去。)4.易错点：易错点：121have go

12、ne to+地点地点,表示表示“去了去了某地某地”。（人已走人已走，尚未回。只用于，尚未回。只用于第三人称第三人称。）。）They have gone to Europe.(They are not here.)have been to+地点地点,表示表示“去过去过某某地地”。（人已回人已回）I have been to Europe.(I am not in Europe now.)3have been in+地点地点+时间段时间段,表示表示“在在/来来某地多久某地多久”。I have been in Europe for three weeks.(I am now still in Eur

13、ope .)21.The twins _(wash) the clothes for an hour.2.He _ (play) basketball since three years ago.3.How long _ Sally _(sing) yet?have washedhas playedhassung八、过去完成时八、过去完成时1.用法：发生在用法：发生在 过去的过去过去的过去的动作。的动作。 They had got married when he came back. got married came back现在现在过去过去过去的过去过去的过去我来晚了！我来晚了！没希望了！没

14、希望了！终于结婚终于结婚了！好幸了！好幸福呀！福呀！现在完成时现在完成时2.标志词：标志词： by the end of,by the time,when+一般过去时一般过去时 过去完成时是一种相对存在的时态，判定时必须根据过去完成时是一种相对存在的时态，判定时必须根据上下文找到一个可以作为参照点的过去时间，上下文找到一个可以作为参照点的过去时间，在此参照点在此参照点前发生的动作前发生的动作都可以用过去完成时。都可以用过去完成时。注意：注意：1.We_learning 1000 words by the end of last term.1.We_learning 1000 words by

15、the end of last term.A.finishedA.finished B.have finishedB.have finished C.had finishedC.had finishedD.finishD.finish2.The train_when we got to the station.2.The train_when we got to the station.A.leavesA.leavesB.have leftB.have left C.were leaving C.were leaving D.had D.had leftleft3.By the time he

16、 returned,his son_supper.3.By the time he returned,his son_supper.A.cooks BA.cooks B.had cooked C.has cooked.had cooked C.has cooked D.was D.was cookingcooking1.What you _(see) just now?2.Tom (not play) the violin last night.3. We (go) to the park once a day.4.We ( have) a class meeting now.5. _ he

17、(find) his bike yesterday?6.Lily _ ( not stay) at home sometimes.7. I (visit) Beijing two years ago.8. Mom asked me _ (go) to bed early.9. It took me 2 hours _(write) it.10. _ (be) your parents in Shanghai in 2000?11. I practice _( speak) English every day.12. Do you enjoy _ (live) in Weihai?13. I o

18、ften watch my son _(play) Erhu.14. Its time for you _(get) up. did see didnt playgo are havingDid find doesnt stayvisited to go to writeWerespeaking living play to get1. Emilie _(take) the train to school every day.2.It takes about ten minutes _(walk) to school.3. _his grandpa_(die) two years ago?4.

19、She _ (read) a book last week.5.She _(be) happy because she _ (find) her purse just now.6.He went to school _(get) his bag.7. Children _ (ride) bikes now.8.They _ (be) at home yesterday afternoon.9.She always _(wear) a red dress.takes to walkDid diereadwasfound to get are ridingwerewears1.When _ he

20、usually _(practice) English? He usually _(practice) it in the morning.2. He _( not do) homework yesterday.3. What _ they _ (do) now? They _ (study) for the test.4. We _( not have) P.E. last week.5. Alice(be) very tired yesterday . She ( not have) a good rest .6.学生们通常怎么过周末的？学生们通常怎么过周末的？ How do the st

21、udents usually spend their weekends?was didnt have does practice practices didnt do are doing are studying didnt have1.What _ you usually _(spend) your weekend?2.I like reading _. A. something interesting B. interesting something3. How many days are there in a w_?4.I have no idea,can you give me som

22、e s_?5.He _(call) me just now. I _(be) not at home.6.They are _(wait) for Mr Li.7.Where _ (be) you one hour ago? We _ (be) at school.8.What are you_? My bag. (寻找）寻找）9. I enjoy _ after supper. (散步）散步）10. anything visited watched lived stayed do spendAeekuggestionscalledwaswaitingwerewere looking forg

23、oing for a walk1.Lucy did her homework at home.（改否定句）（改否定句） Lucy _ _ her homework at home.2.His father worked all day last Monday.（疑问句）（疑问句） _his father _ all day last Monday? 3. I was very busy last week. （否定句和一般问句）（否定句和一般问句） I _ very busy last week. _ you very busy last week?4、There was some orange in the cup.（变疑问句（变疑问句) _ there _ orange in the cup? didnt doDid workwasntWereWasanyMany thanks!Many thanks!