时态一般现在时一般过去时一般将来时.ppt

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1、关于时态一般现在时一般过去时一般将来时现在学习的是第1页，共28页Grammar194620172020The PastED 时代过去某个时间发生的动作或者存在的状态Will 时代将来某个时间要发生的动作或存在的状态The PresentThe futureVerb 时代真理；主语的状态、特征，经常或反复发生的动作现在学习的是第2页，共28页The moonThe moon moves moves round the round the earthearth.Do Do youyou like like smokingsmoking?你我和大家，（You，I and they）动词不变化。（t

2、he Verb stays）单数三人称，（if only one）带个小尾巴。（”S”to the end）现在学习的是第3页，共28页 一、一般现在时一、一般现在时(simple present tense)1.形式形式 一般现在时通常用动词原形来表示。be动词用am、is、are。主语是第三人称单数时动词的变化规律:一般动词后加-s；以s、x、ch、sh结尾，加-es；以辅音字母加o结尾，一般加-es；辅音字母加y结尾，变y为i加-es。现在学习的是第4页，共28页2用法用法 a.表示经常发生的动作或现阶段的习惯性行为，常与时间状语often，usually，always，every da

3、y，sometimes，seldom，never等连用。I never do my homework in the evening.Sometimes we play football on the playground.He seldom listens to music.b.表示现在的事实或状态。China is a developing country.I like English very much.c.表示格言，科学事实和客观真理。Pride goes before a fall.骄者必败。All things are difficult before they are easy.凡

4、事总是由难而易。Shanghai lies in the east of China.上海位于中国东部。The teacher told us yesterday that December 25 is Christmas Day.现在学习的是第5页，共28页 3.句式句式 肯定 否定 疑问 回答 He likes eggs.He doesnt like eggs.Does he like eggs?Yes,he does./No,he doesnt.I want an apple.I dont want an apple.Do you want an apple?Yes,I do./No,I

5、 dont.现在学习的是第6页，共28页4.做题时常见错误如下：一、be动词与行为动词同时出现在句子中例：We are plant the trees in spring.二、单三人称形式易出错例：1.He play football very well.2.Danny goes(go)to school at 7:10.三、在句式变换时易出错例：1.Does Jenny has a good friend?2.Brian doesnt lives in China.四、对do的理解易出错例：We not do our homework in the afternoon.五、对主语的数判断有误

6、例：Li Ming with me are in Beijing.另外，宾语从句中，从句部分若是表示客观真理，不管主句是何时态，从句都要用一般现在时；在时间和条件状语从句中，主句表将来，从句要用一般现在时。现在学习的是第7页，共28页1.Mary_ the piano well.She is often asked to play at the concert.A.play B.plays C.playing D.played2.My mother will take me to the movie if she _ free this weekend.A.is B.will be C.was

7、 D.would be3.The girls will have a trip if it _fine.A.is B.was C.will be D.has been4.Hell send us a message as soon as he _ in Sichuan.A.is arriving B.will arrive C.arrived D.arrives现在学习的是第8页，共28页5.What do you do?Im an engineer.I _ in a company in Wuhan.I like my job very much.A.work B.had worked C.

8、will work D.worked6.Is your father a doctor?Yes,he is.He_ in Town Hospital.A.has worked B.had worked C.works D.worked7.Every year many foreigners _to China to learn Chinese.A.have come B.comes C.came D.come现在学习的是第9页，共28页GongmingGongming lived lived in in Han Dynasty.Han Dynasty.时间一过去，时间一过去，结尾加结尾加ede

9、d；尾巴有个尾巴有个e e，只要添个只要添个d d；重闭单辅音，重闭单辅音，双写再双写再eded；辅音辅音y y结尾，结尾，变为变为-ied-ied。现在学习的是第10页，共28页 一般过去时一般过去时(simple past tense)1概念概念 一般过去时表示过去某一时刻，某一段时间发生的动作或存在的状态。一般过去时用动词的过去式表示。现在学习的是第11页，共28页 2构成构成 一般过去时用动词的过去式表示。be的过去式有was，were两种；have的过去式是had；规则动词的过去式在动词词尾加-ed，具体构成规则如下：1）一般情况，动词后加ed，例词work-worked，clean

10、-cleaned，play-played，wash-washed 2）以不发音的e结尾，-d，例词live-lived，move-moved，hope-hoped，arrive-arrived 3）以辅音字母+y结尾，变y为 i再加-ed，例词study-studied，carry-carried，cry-cried，identify-identified 4）以辅音字母结尾的重读闭音节，双写最后一个辅音字母加-ed，例词plan-plannedstop-stopped，beg-begged，grab-grabbed现在学习的是第12页，共28页 3用法用法 (1)表示发生在过去的动作或存在的

11、状态。如：He went shopping with his friends last week.They arrived ten minutes ago.He became a hotel manager ten years ago.Did you go to the concert last night?(2)表示在过去经常发生的动作或习惯动作。如：He visited his grandparents once a month last year.She usually went to work by car last year.When I was at school,I always

12、 went to school by bus.现在学习的是第13页，共28页 4.如何识别如何识别 一般过去时常见的标志词有：1）.yesterday,the day before yesterday.2）.last week/year/month/term(简称last系列)3）.two hours ago,three years ago,a moment ago(简称ago系列)4）.in/on+过去的年/月/日，如 in 1999,on April,2005 5）.just now,once upon a time,one day现在学习的是第14页，共28页5.易错点例析：（1）You

13、r phone number again?I _ quite catch it.Its 4331577A.didnt B.couldnt C.dont D.cant(2)Mr.Smith isnt coming tonight.But he _.A.promises B.promised C.will promise D.had promised(3)Hey,look where you are going!Oh,Im terribly sorry._.A.Im not noticing B.I wasnt noticing C.I havent noticed D.I dont notice

14、现在学习的是第15页，共28页(4)Oh its you!I _ you.Ive had my hair cut.A.didnt realize B.havent realized C.didnt recognize D.dont recognized (5)Its twelve oclock,I think I must be off now.Oh,really?I _ it at all.A.dont realize B.havent realized C.didnt realize D.hadnt realized现在学习的是第16页，共28页1.He went into his roo

15、m,_ the light and began to work.A.has turned onB.will turn onC.turns onD.turned on2.Whats the best food have you had in Beijing,Alex?Roast duck!I _to a famous restaurant to have it last week.A.have gone B.go C.will go D.went3.Do you know how many gold medals the 23-year-old Michael Phelps _at the 20

16、08 Summer Olympic Games?Eight.A.win B.wins C.won D.has won4.We were in Qingdao last week and _ great fun there.A.will have B.have had C.had D.have现在学习的是第17页，共28页5.What did you do after school yesterday?I _basketball with my friends.A.play B.played C.will play D.am playing6.-Hi,Kate.You look tired.Wh

17、ats the matter?-I _well last night.A.didnt sleep B.dont sleep C.havent slept D.wont sleep7.Yesterday，Tonys family _ a good time.A.has B.have C.had 8.Im sorry youve missed the train.It _10 minutes ago.A.left B.has left C.had left现在学习的是第18页，共28页9.Mr Green,_you_ Three Lanes and Alleys（三坊七巷）last Sunday?

18、No,but Ill visit them next week.A.will;go to B.have;been to C.did;go to D.have;gone to10.What did the teacher say just now?He _us not to play computer games all day.A.tells B.told C.has told D.is told11.Inventors have changed the way we live.So they are famous for the great things they _.A.do B.did

19、C.are doing D.had done现在学习的是第19页，共28页12.Wheres the cake I made this morning?We _ it,mum.Can you make another one for us?A.ate B.eat C.will it D.were eating13.Have you mended your shoes，Bob?Yes，I_ them twenty minutes ago Ahave mended Bmend Chad mended Dmended14.The office was broken in last nightSome

20、one thinks you did itBut I_ the whole night with my best friend，John Aspend Bam spending Cspent Dhad spent 现在学习的是第20页，共28页WeWe will go to will go to the the Mars in the Mars in the future.future.TheyThey are are going to come going to come truetrue.现在学习的是第21页，共28页 一般将来时（一般将来时（the future tense）用法：用法：

21、表示将来某一时间要发生的动作或存在的状态，也表示将来经常或反复发生的动作。I am going to/will watch a football match this evening.现在学习的是第22页，共28页形式：形式：（1）“be going to/助动词will/be to+动词原形”，主语是I、we时，助动词也可用shall.be going to do 表示根据计划或安排将要做某事，也可表示根据目前情况判断很有可能但不是注定会发生某事；will/shall do表示根据计划或安排将要做某事，也可以表示不以人的意志为转移的客观规律，be to do表示根据计划或安排将要做某事，也可

22、以表示征求对方意见，还可以表示必要性或可能性。Eg.He will go to his hometown next week.They are going to meet outside the school gate.(2)come，go,start,move,sail,leave等非延续性动词常用进行时表示按计划将要发生的事。Eg.The whole family is going for two weeks.全家要去两个星期。My sister is coming to see me.Shell be here soon.（3）在时间或条件状语从句中，常用一般现在时代替一般将来时。Eg.

23、Ill go to see you if it doesnt rain tomorrow.现在学习的是第23页，共28页常用的时间状语：常用的时间状语：tomorrow,the day after tomorrow,next time,“in+一般时间”,from now on,later(on),soon等。现在学习的是第24页，共28页1.I _ to the bookshop as soon as school is over this afternoon.A.will go B.have gone C.go D.went2.When _for Hong Kong,do you know

24、?Im not sure.When he _,Ill let you know.A.he leaves;leaves B.will he leave;will leave C.he leaves;will leave D.will he leave;leaves3.Where will they go next Sunday?They _ to the Great Wall.A.will go B.go C.has gone D.went4.I _the CDs to you if I have time tomorrow.A.will returnB.returnedC.have retur

25、nedD.return现在学习的是第25页，共28页5.Frank _ a film if hes free next Saturday.A.see B.saw C.has seen D.will see6.I want to know _the day after tomorrow.A.what he will do B.what will he do C.what he did D.what did he do7.Has he returned the library book yet?Not yet.Dont worry.He _it soon.A.returned B.has retu

26、rned C.will return D.returns 8.Look at the noisy kids!Havent you heard the saying“When the cat is away,the mice _.”?A.play B.played C.are playing D.will play现在学习的是第26页，共28页9.He doesnt tell me when he_.Ill call you up as soon as he _.A.will come,arrives B.comes,arrives C.will come,will arrive10.If it_ tomorrow,we_ travel outside.A.will rain;will B.rains;wont C.will rain;wont11.Jim,can you help me to wash the dishes?Sorry,Dad.I_ to the shop.A.go B.went C.am going D.have been 12.I hear that he will be back _ two weeks time.A.at B.in C.after D.for现在学习的是第27页，共28页感谢大家观看感谢大家观看现在学习的是第28页，共28页