初中英语动词过去式过去分词精品精ppt课件

.,初中英语动词过去式和过去分词分类讲解,ByZhangMuzhenfromNanlingKaiyuanForeignLanguageSchool,.,规则动词过去式的构成：一般在动词末尾加-ed结尾是e的动词加-d结尾是“辅音字母+y”的动词,先变“y”为“i”再加-ed末尾只有一个辅音字母的重读闭音节词,先双写最后一个辅音字母,再加-ed,动词的过去式：,规则动词的过去式不规则动词的过去式,.,规则动词过去式的构成（过去分词和过去式的变化规则是一样的),1:一般在动词末尾加-ed.looklookedopenopenedplayplayedborrowborrowed2:以e结尾的动词加-d.useusedliveliveddancedancedreciterecited3:以“辅音字母+y”结尾的动词,先变y为i再加-ed.studystudiedcarrycarriedtrytriedworryworried4:末尾只有一个辅音的重读闭音节,先双写该辅音字母,再加-ed.(fix的过去式和过去分词x不双写，为fixed.)stopstoppedplanplanned,.,词尾-ed的读音,1.在浊辅音和元音后面发/d/.calledborrowedclosedmoved2.在清辅音后面发/t/.finishedcookedhelpedwatched3.在/t/d/后面发/id/.wantedneededrecitedwaited,.,lookplaystartliveusestopchatcarryworry,lookedlooked,playedplayed,startedstarted,livedlived,usedused,stoppedstopped,chattedchatted,carriedcarried,worriedworried,原形-过去式-过去分词,.,中考英语不规则动词过去式、过去分词归类表,一、AAA型（动词原形、过去式、过去分词同形）二、AAB型（动词原形与过去式同形）三、ABA型（动词原形与过去分词同形）四、ABB型（过去式与过去分词同形）五、ABC型（动词原形、过去式与过去分词三者不同形）,.,初中英语不规则动词巧记法,.,英语动词按其过去式和过去分词的构成方式可分为规则动词和不规则动词。规则动词的过去式和过去分词由词尾加-ed构成，而不规则动词的变化因词而异。但如对不规则动词的过去式和过去分词做一分析，就可发现其中的“规则”。为方便同学们记忆，现将初中英语常见的不规则动词的原形、过去式和过去分词列出并规为五种类型。,初中英语不规则动词巧记法(一）,.,一、AAA型（动词原形、过去式、过去分词同形）cost（花费）costcostcut（割）cutcuthit(打;碰撞)hithithurt(伤害）hurthurtlet（让）letletput（放）putputread（读）readred/readred/set(放置)setsetshut(关闭）shutshut,.,二、AAB型（动词原形与过去式同形）beat（跳动）beatbeaten三、ABA型（动词原形与过去分词同形）become（变成）becamebecomecome（来）camecomerun（跑）ranrun,.,四、ABB型（过去式与过去分词同形）get（得到）gotgothang（吊死）hangedhangedhang（悬挂）hunghunghold（抓住）heldheldsit（坐）satsatbabysit(临时照顾）babysatbabysatwin（赢）wonwon,.,meet（遇见）metmetkeep（保持）keptkeptsleep（睡）sleptsleptsweep（扫）sweptsweptfeel（感觉）feltfeltleave（离开）leftleftbuild（建设）builtbuiltsend（传送）sentsentspend（花费）spentspentlose（丢失）lostlost,.,burn（燃烧）burnt/burnedburnt/burneddream(做梦）dreamt/dreameddreamt/dreamedlearn（学习）learnt/learnedlearnt/learnedlight（点燃）lit/lightedlit/lightedsmell（嗅；闻）smelt/smelledsmelt/smelledspeed(加速）sped/speededsped/speededspell（拼写）spelt/spelledspelt/spelled,.,lie(说谎）liedliedlay(下蛋）laidlaidsay（说）saidsaidfind（找到）foundfoundhave/has（有）hadhadmake（制造）mademadepay（支付）paidpaidfeed（喂养）fedfedstand（站）stoodstood,.,mean（意思是）meantmeantcatch（抓住）caughtcaughtteach（教）taughttaughtbring（带来）broughtbroughtfight（战斗）foughtfoughtbuy（买）boughtboughtthink（想）thoughtthoughthear（听见）heardheardsell（卖）soldsoldtell（告诉）toldtold,.,五、ABC型（动词原形、过去式与过去分词三者不同形）begin（开始）beganbegundrink（喝）drankdrunkring（铃响）rangrungsing（唱）sangsungswim（游泳）swamswumdraw（画）drewdrawnfly（飞）flewflown,.,show（出示）showedshownbreak（打破）brokebrokenforget（忘记）forgotforgotten(forgot)speak（说，讲)spokespokendrive（驾驶）drovedriveneat（吃）ateeatenfall（落下）fellfallenshake(震动）shookshaken,.,give（给）gavegiventake（取）tooktakenmistake（弄错）mistookmistakenride（骑）roderiddenwrite（写）wrotewrittendo（做）diddonego（去）wentgonelie（平躺）laylainsee（看见）sawseenwear（穿）worewornbe(am,is,are)（是）was,werebeen,.,同学们还可将不规则动词分为若干组，以便准确记忆。,初中英语不规则动词巧记法（二）,.,1.i-a-u:beginbegan-begundrinkdrank-drunkringrang-rungsingsang-sungsinksank-sunkswim-swam-swum,.,2.ow-ew-+n:grow-grew-grownknow-knew-knownthrow-threw-thrownblow-blew-blownfly-flew-flowndraw-drew-drawn,.,3.i-o-+n:drive-drove-drivenride-rode-riddenrise-rose-risenwrite-wrote-written4.改d为t:spend-spent-spentbuild-built-builtlend-lent-lentsend-sent-sent5.eao-+n:break-broke-brokenspeak-spoke-spoken,.,6.以-aught为结尾的：teach-taught-taughtcatch-caught-caught7.以-ought为结尾的：buy-bought-boughtthink-thought-thoughtbring-broughtbrought,.,8.改y为i再加d的：pay-paid-paidsay-said-saidlay(生蛋）-laid-laid9.去e加-t:keep-kept-keptsweep-swept-sweptsleep-slept-slept,.,10.不变的：cost-cost-costcut-cut-cutput-put-puthurt-hurt-hurtlet-let-lethit-hit-hitset-set-setshut-shut-shutread-read-read,.,11.减一个字母的：meet-met-metleave-left-lefthave-had-hadhide-hid-hidden12.加一个字母的：hear-heard-heardlearn-learnt-learntmean-meant-meantspoil-spoilt-spoilt,.,13.改一个字母的：make-made-madelose-lost-lostget-got-gothold-held-heldspill-spilt-spiltsmellsmeltsmeltwin-won-wonfall-fell-fallenfeel-felt-felt,.,14.改为oo-再加n的：take-took-takenshake-shook-shakenmistakemistook-mistaken15.改为oo的：stand-stood-stoodunderstand-understood-understood,.,16.改i为a型的：sit-sat-satspit-spat-spat17.以old为结尾的：tell-told-toldsell-sold-sold,.,18.过去分词与原