中考英语单词分类速记不规则动词表ppt.ppt
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2012中考英语单词分类速记1,不规则动词表,1.AAA型(无变化的动词),cutcutcutletletlethithithitputputputcostcostcosthurthurthurtread/ri:
d/readredreadred,2.AAB型(现在式和过去式同形),beatbeatbeaten,3.ABA型(现在式和过去分词同形),comecamecomebecomebecamebecomerunranrun,4.ABB型(动词的过去式与过去分词相同),
(1)词尾的“d”变为“t”或词尾是“n”加“t”buildbuiltbuiltlendlentlentsendsentsentspendspentspentburnburnt/burnedburnt/burnedlearnlearnt/learnedlearnt/learnedmeanmeantmeant,4.ABB型(动词的过去式与过去分词相同),
(2)把原形变为aught及ought的变化(如果原形有a则是aught,无a则是ought)buyboughtboughtbringbroughtbroughtthinkthoughtthoughtfightfoughtfoughtcatchcaughtcaughtteachtaughttaught,4.ABB型(动词的过去式与过去分词相同),(3)eep变ept或过去式、过去分词含有/e/音的动词keepkeptkeptsleepsleptsleptsweepsweptsweptleaveleftleftsaysaidsaidmeetmetmetspellspeltspeltsmellsmelt/smelledsmelt/smelledholdheldheldfeelfeltfelt,4.ABB型(动词的过去式与过去分词相同),(4)其他digdugdugfindfoundfoundstandstoodstoodunderstandunderstoodunderstoodgetgotgotsitsatsatspoilspoiltspoilthave/hashadhadsellsoldsoldtelltoldtoldhanghanged/hunghanged/hung,4.ABB型(动词的过去式与过去分词相同),hearheardheardmakemademadepaypaidpaidlaylaidlaidlie(说谎)liedliedloselostlostshineshone/shinedshone/shinedwinwonwonshootshotshot,5.ABC型(现在式、过去式和过去分词都不相同),
(1)in、im的变化(iau型)singsangsungringrangrungbeginbeganbegundrinkdrankdrunkswimswamswumsinksanksunk,
(2)在动词原形后加n或en构成过去分词,ow及aw的变化(过去式以ew结尾,过去分词以wn结尾)drawdrewdrawnknowknewknownthrowthrewthrownblowblewblowngrowgrewgrownflyflewflown,元音是i的开音节的变化(过去分词以en结尾),drivedrovedrivenriseroserisenrideroderiddenwritewrotewrittengivegavegiven,其他,seesawseeneatateeatentaketooktakenfallfellfallenfreezefrozefrozenshowshowedshownbreakbrokebrokenspeakspokespokenwakewokewokenchoosechosechosenforgetforgotforgottenlie(躺,放)laylainwearworewornbe(am,is,are)was/werebeen,(3)其他,gowentgonedodiddone,6.有过去式,没有过去分词的动词,cancouldmaymightmustmustshallshouldwillwould,不规则名词复数形式,1.以f或fe结尾的名词变复数
(1)加s,如:
beliefbeliefsroofroofsgulfgulfs
(2)去f,fe加ves,如:
halfhalvesknifeknivesleafleaveslifeliveswolfwolvesthiefthievesselfselveswifewivesshelfshelves,歌诀记忆:
树叶(leaf)半数(half)自己(self)黄妻子(wife)拿刀(knife)去割粮;架(shelf)后窜出一匹狼(wolf);就像小偷(thief)逃命(life)亡。
这9个名词变复数时,都要改f(e)为v,再加es,其他的以f(e)结尾的名词则直接加s变复数。
2.以o结尾的名词,变复数,
(1)加s,如:
photophotospianopianosradioradioszoozooskilokilos
(2)加es,如:
potatopotatoestomatotomatoesNegroNegroesheroheroes,歌诀记忆:
黑人(Negro)和英雄(hero)爱吃西红柿(tomato)和马铃薯(potato)。
除了这四个以o结尾的名词加es外,其余的以o结尾的名词加s。
3.表示“国家”的名词变复数,ChineseChineseJapaneseJapaneseEnglishmanEnglishmenFrenchmanFrenchmenGermanGermansRussianRussiansIndianIndiansCanadianCanadiansAmericanAmericans,歌诀记忆:
中(Chinese)日(Japanese)不变,英(Englishman)法(Frenchman)变,其余后面(如German等)加s。
4.以复数形式出现的名词,scissors剪刀goods货物trousers/pants/shorts裤子clothes衣服glasses眼镜,5.以s结尾,仍为单数的名词,
(1)maths,politics,physics等学科名词,为不可数名词,是单数。
(2)news是不可数名词。
(3)theUnitedStates,theUnitedNations应视为单数。
6.由man和woman构成的合成名词,两个构成部分都要变成复数,如:
manworkermenworkers(男工人)womandoctorwomendoctors(女医生),7.以辅音字母y结尾的名词,变y为i再加es。
例如:
babybabiescitycitiesstorystoriespartypartiesladyladiesdiarydiariesarmyarmiescenturycenturiescopycopies,8.以s,x,ch,sh结尾的名词加es,如:
classclassesboxboxeswatchwatchesspeechspeechesbusbusesbrushbrushesbenchbenchesbeachbeachesbossbosseschurchchurches,9.其他不规则变化,manmenwomanwomengoosegeesefootfeettoothteethchildchildrenfishfishdeerdeersheepsheepmousemicefishermanfishermen,歌诀记忆:
男人(man)女人(woman)a变e,鹅(goose)足(foot)牙(tooth)oo变ee。
孩子(child)加上ren,鱼(fish)鹿(deer)绵羊(sheep)不用变。
注fish指鱼的种类时,要加上es构成其复数;当指鱼的条数时,单复数同形;指鱼肉时,为不可数名词。
不规则形容词副词比较级与最高级,原级比较级最高级badworseworstbadlyworseworstfarfartherfarthestfurtherfurthestgoodbetterbestillworseworstlatelaterlatestlittlelessleastmanymoremostmuchmoremostoldolderoldesteldereldestwellbetterbest,