常用动词的过去式、过去分词（1）原形、过去式、过去分词相同（AAA式）cost（花费）--cost--cost cut（切）--cut--cut hurt（伤害）—hurt—hurt hit（打）—hit—hitPut（放）—put—put let（让）—let—let set—set—set read—read—read（2）过去式、过去分词相同（ＡＢＢ式）buy—bought—bought think—thought—thoughtbring—brought—brought catch—caught—caught teach—taught—taught feel—felt—feltkeep—kept—kept sleep—slept—sleptspell—spelt—spelt smell—smelt—smeltleave—left—left send—sent—sentbuild—built—built spend—spent—spentmean—meant—meant lose—lost—lost make—made—made have—had—had meet---met—met feed—fed—fed say—said—said lay—laid—laid pay—paid—paid tell—told—toldsell—sold—sold dig—dug—dugget—got—got sit—sat—sat hold—held—held hear—heard—heard stand—stood—stood understand—understood—understood find—found—found（3）原形、过去式、过去分词都不相同（ＡＢＣ式）begin—began—begun drink—drank—drunkring—rang—rung sing—sang—sung swim—swam—swum blow—blew—blownfly—flew—flown know—knew—knownthrow—threw—thrown draw—drew—drown grow—grew—grown show—showed—shown break—broke—broken speak—spoke—spoken freeze—froze—frozen choose—chose—chosen fall—fell—fallen forget—forgot—forgotten wear—wore—worn wake—woke—woken take—took—taken eat—ate—eaten steal—stole—stolen ride—rode—ridden drive—drove—driven write—wrote—written give—gave—given do—did—done go—went—gone see—saw—seen lie—lay—lain (4)原形与过去式相同。
ABA式）come—came—come become—became—becomerun—ran—run （5）原形与过去式相同 beat—beat--beaten常用动词的过去式、过去分词（1）原形、过去式、过去分词相同（AAA式）cost（花费） cut（切） hurt（伤害） hit（打）Put（放） let（让） set read（2）过去式、过去分词相同（ＡＢＢ式）buy thinkbring catch teach feelkeep sleepspell smellleave sendbuild spendmean lose make havemeet feed say lay pay tellsell digget sithold hear stand understand find—found—found（3）原形、过去式、过去分词都不相同（ＡＢＣ式）begin drinkring sing swim blowfly knowthrow draw grow show break speak freeze choose fall forget wear wake take eat steal ride drive writegive do go see lie (4)原形与过去式相同。
ABA式）come becomerun （5）原形与过去式相同 beat。