【文档说明】《The Present Perfect Tense Section A Grammar focus 》教学课件7-八年级下册新目标英语【人教版】.ppt,共(38)页,2.761 MB,由小喜鸽上传
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能力目标情感目标知识目标复习现在完成时的构成和两种基本用法;1.现在完成时与一般过去时的区别;2.现在完成时中动词延续性的用法。培养学生的竟争意识和团队精神。英语时态不同时间发生的动作,动词要用不同形式。已学习过的时
态名称时间动词形式一般现在时经常,习惯现在进行时正在进行一般将来时打算,计划1.will/shall+v原形2.am/is/aregoingto+v原形一般过去时过去(与现在无关)1.v-ed(规则动词)2.不规则动词过去进行时过去某一时间,在进行was/w
ere+v-ing1.v原形2.v三单am/is/are+v-ing1.will+v原形2.am/is/aregoingto+v原形1.v-ed(规则动词)2.不规则动词was/were+v-ing①过去发生的动作对现在造成的
影响或结果。“过去对现在”(瞬间动词)hadbreakfastI’mnothungrynownowIhavejusthadmybreakfast.(现在我不饿)②过去已经开始,持续到现在的动作或状态。“过去到现在”(延续性动词)I
havelivedhereforthreeyears.Ihavelivedheresince2014/threeyearsago.movedherein2014Istilllivehere1.动作已经发生。2.没有具
体的时间状语。3.强调结果。现在完成时的谓语构成:助动词否定haven’thasn’t疑问Haveyou……?Hashe……?have/has+v过去分词1.肯定句:主语+助动词have(has)+过去分词”+其它2.否定
句:主语+haven’t(hasn’t)+过去分词+其它。3.疑问句:Have/Has+主语+过去分词+其它?肯定回答:Yes,sb.+have(has).否定回答:No,sb.+haven’t(hasn’t).I,finish,homeworkIha
ven’tfinishedmyhomework.Haveyoufinishedyourhomework?Ihavefinishedmyhomework.Yes,Ihave./No,Ihaven’t.动词的过去分词的构成:1.规则动词的过去分词和过去式一致;
2.不规则动词的变化形式没有规律,需要记忆。(详见教材最后一页)常用的有:finish--live--carry--stop—finished--finishedlived--livedcarried--carriedstopped
--stoppedbe-was,were-beensee-saw-seenleave-letf-leftbring-brought-broughtbuy-bought-boughttake-took-takenfind-found-foundmake-made-madehave-ha
d-hadwin-won-wongo-went-gonegive-gave-givenkeep-kept-keptbegin—began--begundo/does-did-doneread—read--readWhocansaythepast
tenseandpastparticiplequickly?beseeleavebringbuytakefindmakehavewingogivekeepbegindoreadWritetheformsofthepasttenseandp
astparticiple:buy_____________carry_______________________see____________decide_______________________find____________leave__
__________tell___________go____________take____________work_______________________start_______________________stop_______________________boughtb
oughtsawseenfoundfoundleftlefttoldtoldwentgonetooktakencarriedcarrieddecideddecidedworkedworkedstartedstartedstoppedstopped•现在完成时表示过去发生或已经完成
的动作对现在造成的影响或结果,或从过去开始一直延续到现在的动作,强调的是现在的情况,不能和表示过去的时间状语连用(如yesterday,lastSunday等)。•一般过去时只表示过去的动作或状态,和现在不发生关系(即动作或状态在现在已经结束)
,它可以和表示过去的时间状语连用。现在完成时与一般过去时的区别:have/has+V过去分词—______you___yourhomeworkyet?—Yes.I_____itanhourago.A.Did;do;finishedB.Have;done;finis
hedC.Have;done;havefinishedD.will;do;finish—Tom,______youever______thatnewfilm?—Yes.I______itaweekago.A
.have;seen;sawB.have;seen;seeC.do;see;seeD.had;seen;saw(四川广安)以前(before)从来不(never)出现,最近(recently)曾经(ever)一(once)两遍(twice),自从(si
nce)长达(for一段),(already)已经(yet)很明显。注:1.already常用于肯定句中,放在have/has后或句末。yet常用于疑问句或否定句中,可置于句首或句末。注:2.since+(1)(过去的)月份/年份,例如:since1998.since+(2)一段
时间+ago,例如:sincethreeyearsago.since+(3)一般过去时从句,例如:sincehecamehere.示例:1.Ihavelivedherefor9years.2.HaveyoueverseenMr.Green’swife?3.Wehaveneverbeent
herebefore.4.HasTomhadhislunchyet?5.Maryhasreadthebooktwice.6.Hehasalreadyfinishedhishomework.7.Ihavehadthisbikesincethreeyearsago.8.Shehasownedthe
toybearsinceshewasababy.1.—Chinadevelopssofast.—That’strue.It_____alotalready.(安徽芜湖)A.changesB.changed
C.willchangeD.haschanged2、ZhaoLan______already______inthisschoolfortwoyears.A.was;studyingB.will;studyC.has;studiedD.are;studying3、We______XiaoLisin
ceshewasalittlegirl.A.knowB.hadknownC.haveknownD.knew4、HarryPotterisaverynicefilm.I_______ittwice.A.willseeB.
haveseenC.sawD.see5.—IsRichardstilllivinghere?—No,he______toParisalready.A.hadmovedB.movedC.willmoveD.hasmo
ved(四川绵阳)6.—TheAmazingSpiderMan2isonthesedays.It’sfantastic.—Really?ButI______ityet.A.didn’tseeB.won’tseeC.haven’tseenD.amnotseeing(浙江湖州)7.—Whatarey
ougoingtodothisSunday?—I_____yet.(绍兴市)A.won’tdecideB.didn’tdecideC.haven’tdecidedD.don’tdecide(1)来(come)、去(go)、到达(getto/reac
h/arriveat/in)、离开(leave)、与死亡(die)(2)买(buy)、卖(sell)、开(open)、关(close)、(3)开始(begin/start)、参加(join)、变成(become)与完成(finish)1.
瞬间动词又叫非延续性动词。初中阶段常见的瞬间动词有:2.瞬间动词可以用于现在完成时态中,但不可以接一段时间(否定句可以)。Thedoghasdied.Thedoghasdiedfortwoweeks.×Thedoghasbeendeadfortwoweeks.若要接一段时间,则须改为延
续性动词或表示状态的词如:die----bedeadbuy-----have/keepleave----beawayborrow----have/keepbegin/start-----beoncomeback----bebackjoin----beamembe
rofopen----beopen1.Hisuncle_____formorethan9years.A.hascomehereB.hasstartedtoworkC.haslivedthereD.haslefttheunive
rsity2、Theoldman_______lastyear.He______________forayear.(die)(用所给动词的适当形式填空)diedhasbeendead3、MissGaoleftanhourago.(同义句转换)M
issGao_________________foranhour.hasbeenaway1.—Howlonghaveyoubuyyourbike?—Formorethan9year.2.Jennyhasleftherhometow
nsinceshewasababy.hadbeenawayhavebeento与havegoneto的区别1.have(has)beento意为“曾经去过某地”,表示现在已经不在那里了。如:I’vejustbeentothepostoffice.我刚才去邮局了。
HaveyoueverbeentoKunming?你曾经去过昆明吗?I’vebeentoBeijingthreetimes.我去过北京三次。2.have(has)goneto意为“到某地去了”,表示到了某地或正在去某地的途中。总之说话时该人不在现场,一般不用第
一、第二人称代词作句子的主语。如:—WhereisTom?汤姆在哪里?—Hehasgonetothebookshop.他到书店去了。()【湖北黄冈】—WhereisTom?Wecan’tfindhimanywhere.—Perhapsh
e_____home.A.hasgoneB.isgoingC.wentD.wasgoingMissGreenisn'tintheoffice.she_____tothelibrary.A.hasgoneB.wentC
.willgoD.hasbeenThePresentperfecttense含义句型结构过去分词提示词延续/非延续动词现在完成时Summary教师寄语:HomeworkYoumust:Finishthepapertest.