过去分词不规则变化过去分词 AAA 型即原形、过去式和过去分词三者都相同
(共 9 个)cost—cost—cost cut—cut—cut hit—hit—hit hurt—hurt—hurt let—let—let put—put—put read—read—read(read 的原形和过去式、过去分词 读音不同[2] ) set-set-set shut-shut-shut过去分词 ABB 型过去式、过去分词相同
(共 42 个)1.过去式和过去分词都含有 -ought
(4 个)bring—brought—broughtbuy—bought—boughtthink—thought—thoughtfight—fought—fought2.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、-eel 变为-ept、-elt
(4 个)keep—kept—keptsleep—slept—sleptsweep— swept—sweptfeel—felt— felt5.把-ell 变为-old
(2 个)tell—told—toldsell—sold—sold6.把-ell、-ill 变为-elt 或-ilt
(3 个)smell—smelt—smeltspell—spelt—speltspill—spilt—spilt7.把-eed、-ead、-eet 变为-ed 或-et
(4 个)feed—fed—fedlead—led—ledspeed—sped—spedmeet—met—met8.过去式、