动词过去式、过去分词一、规则动词：规则动词的过去分词过去式的构成规则相同的四种变化规则：1、一般动词，在词尾直接加“ed”。work---worked---worked,visit---visited---visitedwantneedlaughhelplookkisswatchwashcallstayplayaskcleanpasscollectliftofferprotectsignroarjumpfeedkicktouchadoptfixreferenrollimpresspostreviewtypeallowhappenrushenjoypushcover2、以“e”结尾的动词，只在词尾加“d”。lived---lived---lived,writemakeusepracticelovelikeraisearriveorganizemovetastehopehatetradedecidecareproduce3、以“辅音字母+y”结尾的动词，将"y"变为"i"，再加“ed”。study---studied---studied,cry---cried---cried,play---played---played,stay---stayed---stayedcarrytrycopymarry4、重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ed”。stop---stopped---stopped,drop---dropped--droppedchat1二、不规则动词：1、AAA型（read,过去式和过去分词发音为/red/）costcostcostreadreadreadhithithithurthurthurtputputputsetsetsetshutshutshutletletletspreadspreadspreadcutcutcut2、AAB型beatbeatbeaten3、ABA型run--ran--runCome--came--comebecome--became--become4、ABB型bringbroughtbroughtbuyboughtboughtbuildbuiltbuiltcatchcaughtcaughtdigdugdugfeelfeltfeltfindfoundfoundgetgotgothearheardheardholdheldheldkeepkeptkeptlaylaidlaidleadledledleaveleftleftlendlentlentloselostlostmakemademademeetmetmetsaysaidsaidsellsoldsoldshootshotshotsitsatsatsleepsleptsleptspendspentspentstandstoodstoodsweepsweptsweptteachtaughttaughttelltoldtoldthinkthoughtthoughtwinwonwon5、ABC型am,iswasbeenarewerebeenbeginbeganbegunblowblewblownbreakbrokebrokenchoosechosechosendodiddonedrawdrewdrawndrivedrovedrivendrinkdrankdrunkeatateeatenfallfellfallenflyflewflownforgiveforgaveforgivenforgetforgotforgottenfreezefrozefrozengivegavegivengrowgrewgrowngowentgonehave/hashadhadknowknewknownrideroderiddenriseroserisenringrangrungseesawseenshakeshookshakenshowshowedshownsingsangsungsinksanksunkspeakspokespokenswimswamswumtaketooktakenthrowthrewthrownwearworewornwritewrotewritten6、没有过去分词的动词can–couldmay--mightShall--shouldwill--would7、动词的过去式有两种形式wake—woke/wakedlearn—learnt/learnedshine—shone/shinedsmell—smelt/smelleddream—dreamed/dreamt2
