不规则动词过去式和过去分词.ppt

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1、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，现将初中英语教学大纲中的69个不规则动词的原形、过去式和过去分词列出并规为五种类型。同学们还可将第二、三类分为若干组，以便准确记忆。一、AAA型原形、过去式和过去分词同形：costcostcostcutcutcutletletletputputputreadreadread二、ABB型原形、过去式和过去分词同形：bring

2、broughtbroughtbuildbuiltbuiltbuyboughtboughtcatchcaughtcaughtfeelfeltfeltfindfoundfoundgetgotgothavehadhad二、ABB型hearheardheardholdheldheldkeepkeptkept※learnlearntlearntleaveleftleftlendlentlentmakemademademeetmetmet二、ABB型paypaidpaidsaysaidsaidsellsoldsoldsendsentsentsitsatsatsleeps

3、leptslept※smellsmeltsmelt二、ABB型spendspentspentstandstoodstoodteachtaughttaughttelltoldtoldthinkthoughtthoughtunderstandunderstoodunderstood三、ABC型原形、过去式和过去分词各异bewas/werebeenbeginbeganbegunbreakbrokebrokendodiddonedrawdrewdrawndrinkdrankdrunkdrivedrovedriveneatateeatenfallfellfallen三

4、、ABC型flyflewflownforgetforgotforgottengivegavegivengowentgonegrowgrewgrownknowknewknownlielaylainrideroderidden三、ABC型ringrangrungseesawseenshowshowedshownsingsangsungspeakspokespokenswimswamswum三、ABC型taketooktakenthrowthrewthrownwakewokewokenwearworewornwritewrotewritten四、ABA型原形与过去

5、分词同形comecamecomebecomebecamebecome五、AAB型原形与过去式同形beatbeatbeatenlie/lied/lied说谎lie/lay/lain躺下，位于，平放lay/laid/laid置放。