经典教案现在完成时

现在(xiànzài)完成时

主菜单(càidān)上一页下一页现在完成(wánchéng)时的构成现在完成时的主要用法现在完成时的时间状语第一页，共27页。1现在完成(wánchéng)时的构成助动词have(has〕+过去分词Grammarfocus第二页，共27页。2区分下面(xiàmian)句子的时态1.去年我去了苏州。2.我每天早上7：00起床。3.下个星期我要去看望(kànwàng)我的老师。4.看！那边有个女孩在哭。5.汤姆去过北京2次了。6.他住在那儿已经有十年了。一般(yībān)过去时一般现在时一般将来时现在进行时现在完成时现在完成时第三页，共27页。3pastnowYesterday,we

cleanedtheclassroom.Now,theclassroomiscleanbecausewehavecleanedit.用法(yònɡfǎ)一强调过去发生(fāshēng)的动作对现在产生的结果或影响第四页，共27页。4上一页下一页--It’ssodark.--Someonehasjustturnedoffthelight.(有人(yǒurén)刚把灯关了,对现在造成的结果是:现在很黑)--Areyoufree?--Ihavefinishedmyhomework.Iamfree(我已经完成了家庭作业(jiātínɡzuòyè),对现在造成的结果是很有空)主菜单(càidān)1.表示过去发生的某一动作对现在造成的影响或结果。例如第五页，共27页。5表示从过去某一时刻(shíkè)开始并一直延续到现在的动作或事情,但动作或事情可能仍在继续。IhavelearntEnglishformorethantenyears.我已经学了10多年(duōnián)的英语。用法(yònɡfǎ)二第六页，共27页。6表示某人(mǒurén)曾有过或到目前为止从未有过的经历.上一页下一页IhaveeverbeentotheSummerPalace.(我曾去过颐和园)Ihaveneverhadacar.(我从未有过汽车(qìchē)。)主菜单(càidān)用法三第七页，共27页。7现在完成时的时间(shíjiān)状语◆常与①already,②yet,③ever,④never,⑤just,⑥for,⑦since,连用(liányòng)上一页下一页主菜单(càidān)第八页，共27页。8“仍然(réngrán)，还〞用在疑问句和否认句中，放在句末。Haveyouhadbreakfastyet?Ihaven’treadthisbookyet.already:Yet:“已经(yǐjing)〞通常用于肯定句中,放在句中。Ihavealreadyreadthisbook.第九页，共27页。9“从来不〞用在否认(fǒurèn)句中,放在句中。Ishefamous?Ihaveneverheardofhim.evernever“曾经(céngjīng)〞通常用于疑问句和肯定句中,放在句中。Ihaveeverseenthisfilm.Haveyoueverdoneapart-timejob?第十页，共27页。10just“刚刚(gānggāng)〞用在陈述句中,放在句中。Ihavejustboughtacomputer。第十一页，共27页。11Shebeganto

workin2005.Shestillworksherenow.

Shehasworkedatthisschoolfor8years.

第十二页，共27页。12sinceandforShehasworkedatthisschoolfor8years.(sinceeightyearsago)since1998sinceshecametotheschool)for+时间段since+时间(shíjiān)点for8years/alongtime第十三页，共27页。13一、用for和since填空(tiánkòng)。______threehours______threeo’clock______twodays______yesterdayafternoon______Icamehere______lastSunday_______aweek_______alongtime_______1997______twoweeks_______threeyearsago_______lastmonthforsinceforsincesincesinceforforsinceforsincesince第十四页，共27页。14Completethesentenceswith“for〞and“since〞.1)JanehasbeeninAmerica__________lastweekend.__________aweek.2)Mybrotherhasn’teatenanyfood__________24hours.__________yesterday.3)IhavelearnedEnglish__________lastJuly.__________sixmonths.sinceforforsincesinceforLanguageinuse第十五页，共27页。15Completethesentenceswith“for〞and“since〞.4)Myparentshaven’tphonedme__________Saturday.__________twodays.5)Thisteamhasn’twon__________lastyear.__________ayear.sinceforsinceforLanguageinuse第十六页，共27页。16与一般(yībān)过去时的用法比较一.现在完成时和一般过去时都是说过去的事情，但现在完成时注意的不是事情本身，而是强调事情与现在保持的某种密切联系〔如现在的结果，影响,一直延续到现在等〕;而一般过去时，那么只讲述(jiǎngshù)发生在过去的动作和事情与现在没有关系。上一页下一页主菜单(càidān)第十七页，共27页。17eg：HehasboughtanEnglish-Chinesedictionary.他已经(yǐjing)买了一本英汉字典。

HeboughtanEnglish-Chinesedictionary.他曾买过一本英汉字典。上一页下一页第一句用现在完成时时态，想表达(biǎodá)意为：“HeboughtanEnglish-Chinesedictionary.Andhestillhasit〞“过去他买了一本英汉字典，现在他还有这本字典〞。第二句用过去(guòqù)时只表达过去(guòqù)他买过一本英汉字典这一事实，至于现在他是否有这本字典并未强调说明。主菜单第十八页，共27页。18二．当有一个表示过去某一特定(tèdìng)时间的状语时，不用现在完成时，而用一般过去时:上一页下一页eg:

Isawthefilmontelevisionyesterday.

但since(自…以来)+某一过去时间或表达过去事情的从句总是与现在(xiànzài)完成时连用。eg：

Theyhaveknowneachothersince1950.

Sincehewasachild,hehaslivedinEngland.主菜单(càidān)第十九页，共27页。19过去分词的构成(gòuchéng)Typeoriginalp.tp.pcostcostcostreadreadreadmeetmetmetcatchcaughtcaught

rideroderiddenspeakspokespokenseesawseendrinkdrankdrunkeatateeatenABBAAA

ABC第二十页，共27页。20Readanddecidewhetherthestatementsaretrueorfalse.Myfatherhasbeeninthiscompanyfor30years.I’vejusthadajobinterview.Myfatherhasbeentothatcompany.IhaveputtheapplicationformonLinda’stable.Jack:

Peter:

Mary:

Sara:Languageinuse第二十一页，共27页。21Jack’sfatherisstillinthatcompany.1Peterwillhaveajobinterviewsoon.32Mary’sfatherisstillinthatcompany.43SaraissurethattheapplicationformisonLinda’stable.4【】【】【】【】Readanddecidewhetherthestatementsaretrueorfalse.TFFTLanguageinuse第二十二页，共27页。22Answerthequestionswiththewordsgiven.Example:A:Wouldyoulikesomethingtoeat?B:No,I’vejusthadlunch.(just/have)1.A:DoyouknowwhereJuliais?

B:Yes,I____________________her(just/meet).2.A:WhattimeisDavidleaving?

B:He____________________(already/leave).3.A:What’sinthenewspapertoday?

B:Idon’tknow.I____________________(not/readit/yet).havejustmethasalreadylefthaven’treadityetLanguageinuse第二十三页，共27页。23Example:A:Wouldyoulikesomethingtoeat?B:No,I’vejusthadlunch.(just/have)4.A:IsAnncomingtothecinemawithus?

B:No,she____________________thefilm(already/see).5.A:WhatdoesTimthinkaboutyourplan?

B:He________________________(not/talkaboutit/yet).Answerthequestionswiththewordsgiven.hasalreadyseenhasn’ttalkedaboutityetLanguageinuse第二十四页，共27页。24Finishtheletter.DearChris,LotsofthingshavehappenedsinceIlastwrotetoyou.1.I/graduate/vocationalschool2.Myfather/start/anewjob