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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,需要更完整的资源请到 新世纪教育网-,*,Our slogan:,He who has never been to the Great Wall isnt a true man.,需要更完整的资源请到 新世纪教育网-,现在完成时,Revision,The Present Perfect Tense,需要更完整的资源请到 新世纪教育网-,现在完成时谓语动词的构成：,1.,I _(finish)homework already.,2.,He _(learn)English for three years.,I/We/You/They,have ,He/She/It has,have finished,has learned,助动词,have/has+pp,（过去分词）,需要更完整的资源请到 新世纪教育网-,句式变换：,1.He has finished his homework.(,变为否定句）,2.They have visited China before.(,变为一般疑问句，并做肯定回答）,He hasnt finished his homework,.,Have,they visited China before?,Yes,they have.,需要更完整的资源请到 新世纪教育网-,1.,现在完成时的第一种用法是什么？,2.,常用的时间状语有哪些？,3.,你能说出,already,和,yet,有哪些不同吗？,想一想,需要更完整的资源请到 新世纪教育网-,现在完成时,(,一,),1.,表示,过去发生的动作对现在造成的,影响,和,结果,.,2.,时间状语,:,already,yet,ever,never,just,before,等,3.already,和,yet,的区别,already,多用于肯定句；,yet,多用于否定句和疑问句末。,需要更完整的资源请到 新世纪教育网-,注意：如果肯定句中含有,already,或,just,，在变成否定句或疑问句时，要把句中的,already,或,just,转换成,yet,.,I havent seen the film yet.,2.I have already,finished my homework.,Have you finished your homework yet?,3.,Mother has just cleaned the house.,Mother hasnt cleaned the house yet.,1.,I have already,seen the film.,需要更完整的资源请到 新世纪教育网-,1.I _(do)my homework already.,2.He _(not finish)his homework yet.,3.We _ never _(see)this book before.,5.Mother _,just _(clean)the house.,6.Sally _(visit)China before.,have done,has not finished,have,seen,has,cleaned,has visited,我能行,用动词的适当形式填空：,需要更完整的资源请到 新世纪教育网-,现在完成时,(,二,),1.,现在完成时的第二种用法是什么？,2.,常用的时间状语有哪些？,3.,你能说出,for,和,since,有什么不 同吗？,需要更完整的资源请到 新世纪教育网-,现在完成时,(,二,),1.,表示,过去发生的动作,一直延续到现在,并且有可能继续延续下去,.,2.,时间状语,:,通常和,for,since,引导的时间状语连用,.,需要更完整的资源请到 新世纪教育网-,1.,for,+,一段时间,for a week,for 3 years,for a long time,2.,since,+,时间起点,since,+,一段时间,+,ago,since,+,从句,(,一般过去时,),since 2 oclock,since yesterday,since3 years ago,since I came here,等,.,需要更完整的资源请到 新世纪教育网-,注意,:,对,for,或,since,引导的时间状语提问 必须用,_,1.,I have lived here,for 10 years,.,How long,have you lived here?,2.She has stood here,since 2 hours ago.,How long,has she stood here?,how long,需要更完整的资源请到 新世纪教育网-,选用,for,和,since,填空,:,1.We havent seen each other _ a long time.,2.His father has been in the Party _ 10 years ago.,3.The film has been on _ 20 minutes.,4.Mr Green has worked here _ he came to China.,5.His grandpa has been dead _ several years.,for,since,for,since,for,需要更完整的资源请到 新世纪教育网-,have been to,曾经去过某地（已返回）,have gone to,去了某地 （还没有回来）,A,B,A,B,巧记：,been to,，,gone to,意不同，两者用法要记清；,have been to+,地名，曾经到过某地行；,have gone to+,地点，到某地去了已走远。,需要更完整的资源请到 新世纪教育网-,1.I have gone to Japan before.(),2.Guilin is very beautiful,I have been to there,twice.(),3.His father has gone to Beijing.He will be back,next week(),4.Where have you gone?(),True or false?,F,F,F,T,been,been,需要更完整的资源请到 新世纪教育网-,你能说出一般过去时和现在完成时的区别吗？,一般过去时与现在完成时有一些明显的时间状语。,1.,yesterday,last year,in+,过去某一年，,two days ago,just now,等常用于一般过去时,2.,already,yet,ever,never,just,before,so far,in the past/last few years(,在过去,/,最近的几年里,),，,for+,一段时间，,since+,时间起点,等常用现在完成时,需要更完整的资源请到 新世纪教育网-,注意：在现在完成时的肯定句中，,动词不能和,for,since,引导的时间状语连用。要连用必须改成延续性动词,最常见的有：,buy-,have,borrow-,keep,leave-,be away(from),die-,be dead,come-,be here/be in,join-,be in/a member of,begin/start-,be on,非延续性,需要更完整的资源请到 新世纪教育网-,举例：,1.,我买了这本书五年了。,2.,这位老人已经死了十年了。,I,have bought,this book for five years.,I,have had,this book,for,five years.,The old man,has died,for ten years.,The old man,has been dead,for,ten years.,(F),(F),(T),(T),需要更完整的资源请到 新世纪教育网-,当堂检测,一、句式变换：（,5,分,每空,1,分）,1.Jack has visited China before.(,改为否定句）,Jack,visited China before.,2.They have come into the classroom.(,改为一般疑问句）,come into the classroom?,3.He has been here,for 12 years,.(,划线提问）,has he been here?,hasnt,Have they,How long,需要更完整的资源请到 新世纪教育网-,二、用所给词的正确形式填空,:,（,3,分，每空,1,分）,1.I,（,live,）,here for ten years.,2.I,（,live,）,here in 1998.,3.He,(not return)the book yet.,三、判断正误：,(2,分，每题,1,分,),1.,他爷爷已经去世三年了。,His grandpa has died for 3 years.(),2.,他去过北京。,He has gone to Beijing.(,F,),h,as lived,lived,hasnt returned,F,需要更完整的资源请到 新世纪教育网-,Homework,写一段短文，用现在完成时描述自己的一次经历。（不少于,60,字）,需要更完整的资源请到 新世纪教育网-,Bye-bye!,Thank you,需要更完整的资源请到 新世纪教育网-,
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