(2)不规则动词变化表：( 过去式和过去分词相同的) 原形 bring 过去式 过去分词 brought brought 原形 have(has) 过去式 过去分词 had had build built built buy bought bought can could catch caught caught cost cost cost cut cut cut dig dug dug feel felt felt find found found forget forgot forgot/forgotten get got got hang hung/hanged hung/hanged hear heard heard hit hit hit hold held held hurt hurt hurt keep kept kept lay laid laid learn learnt/lealearnt/learrned ned leave left left lend lent lent let let let lose lost lost make made made may mean meet might meant met meant met spend spill spoil spent spent spilt spilt spoilt spoilt must must pay paid paid put put put read read Read say said said sell sold sold send sent sent set set set shall should shine shone shone shut shut shut sink sank/sunk sunk/sunken sit set set sleep slept slept smell smelt smelt stand stood stood sweep swept swept teach taught taught tell told told think thought thought understand understood understood wake woke/waked woken/waked wear wore worn will would win won won 本文来源：https://www.wddqw.com/doc/d407e990d5d8d15abe23482fb4daa58da0111c44.html