初中现在完成时讲解学习教案.pptx

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1、会计学1初中现在初中现在(xinzi)完成时讲解完成时讲解第一页，共19页。第1页/共19页第二页，共19页。第2页/共19页第三页，共19页。第3页/共19页第四页，共19页。stop-stoppedstop-stopped第4页/共19页第五页，共19页。第5页/共19页第六页，共19页。I have eaten my lunch.She has eaten her lunch.He has eaten his lunch.肯定句肯定句They have eaten their lunch.第6页/共19页第七页，共19页。I have not (havent) seen the film

2、. She has not (hasnt) seen the film.现在完成时的否定现在完成时的否定(fudng)形式：形式：have not (havent) +过去分词过去分词 has not (hasnt) +过去分词过去分词 I havent eaten supper. eat-eatenHe hasnt changed his idea. change-changedMy mother hasnt come back home. come-come否定句否定句第7页/共19页第八页，共19页。1.Ive already had dinner. I _ _ dinner _.2.

3、He has just finished his homework. He _ _ his homework _.3. Mums cooked the dinner. Mum _ _ the dinner.4. Susans learned English at school. Susan _ _ English at school.haventhadyethasnt finishedyethasnt cookedhasntlearned把下列把下列(xili)句子改为否句子改为否定句定句第8页/共19页第九页，共19页。Have you eaten your breakfast?现在完成时的

4、一般现在完成时的一般(ybn)疑问句形式疑问句形式Have/has 提前提前+过去分词过去分词 Have you known Sandy for a long time?Yes, I have/ No, I havent. know-knownHas she eaten anything since 9:00 a.m.Yes, she has/ No, she hasnt. eat-eaten疑问句疑问句第9页/共19页第十页，共19页。1.Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked

5、the dinner.4. Susans learned English at school.Have you already had dinner?Has he just finished his homework?Has mum cooked the dinner? Has Susan learned English at school?把下列句子把下列句子(j zi)改为一般疑改为一般疑问句问句第10页/共19页第十一页，共19页。分清与一般过去时的用法分清与一般过去时的用法现在完成时属于现在时态的范围现在完成时属于现在时态的范围(fnwi)(fnwi)，不能和表示过去的时间状，不能和表

6、示过去的时间状语连用，如语连用，如yesterday,last yesterday,last night,three weeks ago,in1990night,three weeks ago,in1990等等. .而而一般过去时只表示过去的动作或状一般过去时只表示过去的动作或状态，和现在不发生关系。态，和现在不发生关系。eg- I have seen the film.eg- I have seen the film.eg- I saw the film last week.eg- I saw the film last week.eg- He has lived here since 19

7、93.eg- He has lived here since 1993.eg- He lived here in 1993.eg- He lived here in 1993.第11页/共19页第十二页，共19页。gone to Xian.n你找不到他。他去西安了。你找不到他。他去西安了。（没回来）（没回来）第12页/共19页第十三页，共19页。动词动词(dngc)(dngc)填空：填空：1._ you _(clean) the room?1._ you _(clean) the room? Yes, we_(do) that already. Yes, we_(do) that alread

8、y. When _ you _(do) it? When _ you _(do) it? We _(do) it an hour ago. We _(do) it an hour ago.2._ he _(see) this film yet? Yes.2._ he _(see) this film yet? Yes. When _ he _(see) it? When _ he _(see) it? He _ it last week. He _ it last week. 3. How many times _you_(come) here? 3. How many times _you_

9、(come) here? Once. Once.HaveHavecleanedcleanedhave donehave donediddiddododiddidHasHasseenseendiddidseeseesawsawhavehavecomecome第13页/共19页第十四页，共19页。4. I _ (read) the novel twice. Its interesting.4. I _ (read) the novel twice. Its interesting.5. She _(go) to Pairs, hasnt she? Yes.5. She _(go) to Pairs

10、, hasnt she? Yes. How _ she _(go) there? How _ she _(go) there? She _(go) there by air. She _(go) there by air.6. So far, many countries _(develop) 6. So far, many countries _(develop) their software programs. their software programs.7.Mr Chen _(give)up smoking last year.7.Mr Chen _(give)up smoking

11、last year.8._ you ever _(ride) a horse? Never.8._ you ever _(ride) a horse? Never.9.He _( keep) the book since two days ago.9.He _( keep) the book since two days ago.have readhave readhas gonehas gonediddidgogowentwenthave developedhave developedgavegaveHaveHaveriddenriddenhas kepthas kept第14页/共19页第

12、十五页，共19页。1.Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked the dinner.4. Susans learned English at school. What have you already done?What has he just done?Who has cooked the dinner?Where has Susan learned English?对划线部分对划线部分(b fen)提问提问第15页/共19页第十六页，共19页。（for+for+表示一段时间的词

13、组，表示一段时间的词组，since+since+表示过去某一时刻表示过去某一时刻(shk)(shk)的词或词组的词或词组）谓语只可用延续性动词）谓语只可用延续性动词. .eg.- Ive lived here for eg.- Ive lived here for 15 years15 years. .eg.- Ive lived here since eg.- Ive lived here since 15 years ago15 years ago(1990)(1990)选用选用(xu(xunyng)fornyng)for和和sincesince填空填空: :1.We haven1.We

14、havent seen each other _ a long time.t seen each other _ a long time.2.His father has been in the factory _ 10 years ago.2.His father has been in the factory _ 10 years ago.3.The film has been on _ 20 minutes.3.The film has been on _ 20 minutes.4.Mr Green has worked here _ he came 4.Mr Green has wor

15、ked here _ he came toto China. China.5.His grandparents have been dead _ several years.5.His grandparents have been dead _ several years.6. It6. Its five years _ we met last times five years _ we met last timeforforsincesinceforforsincesinceforforsincesince第16页/共19页第十七页，共19页。methave chosenhave reachedCA第17页/共19页第十八页，共19页。Good-bye!第18页/共19页第十九页，共19页。