有哪几个英文单词的过去式、过去分词相同？
常见的不规则动词变化：一、A—A—A型，即原形、过去式和过去分词三者都相同。（共9个）cost—cost—costcut—cut—cuthit—hit—hithurt—hurt—hurtlet—let—letput—put—putread—read—readset—set—setshut—shut—shut二、A—B—B型，即过去式、过去分词相同。（共41个）1、过去式和过去分词都含有－ought。（3个）bring—brought—broughtbuy—bought—boughtthink—thought—thought2、词尾有－ild，－end时，只需把d变为t。（4个）build—built—builtlend—lent—lentsend—sent—sentspend—spent—spent3、过去式、过去分词都含有－aught。（2个）catch—caught—caughtteach—taught—taught4、把－eep变为－ept。（3个）keep—kept—keptsleep—slept—sleptsweep—swept—swept5、把－ell变为－old。（2个）tell—told—toldsell—sold—sold6、过去式、过去分词都含有－elt或－ilt。（4个）smell—smelt—smeltspell—spelt—speltfeel—felt—feltspill—spilt—spilt7、过去式、过去分词都在原形词尾加t。（3个）learn—learnt—learntmean—meant—meantspoil—spoilt—spoilt8、过去式、过去分词词尾是d。（4个）say—said—saidpay—paid—paidlay—laid—laidhear—heard—heard9、改变元音字母。（11个）meet—met—metget—got—gotsit—sat—satfind—found—foundhold—held—heldspit—spat—spatshine—shone—shonewin—won—wonhang—hung—hungdig—dug—duglose—lost—lost10、改变辅音字母。（1个）make—made—made11、改变元、辅音字母。（4个）leave—left—leftstand—stood—stoodhave（has）—had—hadunderstand—understood—understood三、A—B—C型，即原形、过去式、过去分词都不相同。（共35个）1、i—a—u变化。（6个）begin—began—begundrink—drank—drunksing—sang—sungring—rang—rungswim—swam—swumsink—sank—sunk2、词尾为－ow，－aw时，过去式将其变为－ew，过去分词在其原形后加n。（5个）blow—blew—blowndraw—drew—drawngrow—grew—grownknow—knew—knownthrow—threw—thrown（show除外）3、词尾为“i＋辅（1个）＋e”，过去式将i变为o，过去分词多在原形后加n，若那个辅音字母为d或t，须双写d或t后加n。（4个）（give，hide除外）drive—drove—drivenwrite—wrote—writtenride—rode—riddenrise—rose—risen4、过去分词在过去式后加（e）n。（5个）break—broke—brokenchoose—chose—chosenfreeze—froze—frozenspeak—spoke—spokenwake—woke—woken5、过去分词由过去式加－ten构成。（1个）forget—forgot—forgotten6、过去分词由原形加（e）n构成。（6个）be—was（were）—beeneat—ate—eatenfall—fell—fallengive—gave—givensee—saw—seenhide—hid—hidden（hid）7、词尾为－ake时，过去式将其变为－ook，过去分词在原形词后加－n。（2个）take—took—takenmistake—mistook—mistaken8、原形、过去式和过去分词都不相同。（6个）do—did—donefly—flew—flowngo—went—gonelie—lay—lainshow—showed—shownwear—wore—worn四、A—A—B型，即过去式和原形相同。（1个）beat—beat—beaten五、A—B—A型，即过去分词和原形相同。（3个）come—came—comebecome—became—becomerun—ran—run六、情态动词型，只有原形和过去式，没有过去分词。（4个）can—couldmay—mightwill—wouldshall—should
常用单词的过去式和过去分词
常用单词的过去式和过去分词如下：go-went, make-made, get-got, buy - bought, come-came, fly-flew, is/am-was, are-were, see-saw, bring-brought, do-did, teach-taught, think-thought, say-said, sit-sat, put-put, grow-grew, take-took, catch-caught.过去式和过去分词变化规则：（1）一般情况下，动词词尾加ed ，如：worked played wanted acted（2）以不发音的e结尾动词，动词词尾加d，如：lived moved decided declined hoped judged raised wiped（3）以辅音字母+y结尾的动词，把y变为i 再加ed，如：studied tried copied justified cried carried embodied emptied（4）以一个辅音字母结尾的重读闭音节动词，双写词尾辅音字母，再加ed，如：stopped begged fretted dragged dropped planned dotted dripped
