文档介绍：-d。如:hear-heard-heard    lie-lied-lied(撒谎)。如:sit-sat-sat win-won-won  shine-shone-shone hold-held-held    get-got-got     sell-sold-soldstick-stuck-stuck stand-stood--aught或-ought结尾。如:buy-bought-bought   fight-fought-foughtthink-thought-thought teach-taught-taughtcatch-caught-caught   bring-brought--ay结尾的动词,其过去式和过去分词是把-ay变成-aid。如:say-said-said  pay-paid-paid  lay-laid--eep结尾的动词,其过去式和过去分词是把-eep改为-ept。如:keep-kept-kept  sleep-slept--ell结尾的动词,其过去式和过去分词是把-ell改为?-elt,或在原形后加-ed。如:spell-spelt-spelt    smell-smelt-smeltspell-spelled-spelled         smell-smelled-。如:have-had-had   find-found-foundleave-left-left   lose-lost-lostfeel-felt-felt    make-made-mademeet-met-met   tell-told-toldshoot-shot-shot   understand-understood-understood【ABA型】过去分词与原形相同,过去式与原形不同。如:e-became-e-e run-ran-run【ABC型】原形、过去式、过去分词均不相同。-i改为-a,而过去分词是改为-u。如:sing-sang-sung        begin-began-begunswim-swam-swum  ring-rang-rungdrink-drank--o改为-e,而过去分词是在原形词尾加-n。如:grow-grew-grown   throw-threw-thrownknow-knew-known   blow-blew-,而过去分词都是在原形词尾加-n或-en构成。如: