精选优质文档-倾情为你奉上过去分词不规则变化表一、AAA型,即原形、过去式和过去分词三者都相同。(共7个) costcostcost cutcutcut hithithit hurthurthurt letletlet putputput readreadread 二、ABB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) bringbroughtbrought buyboughtbought thinkthoughtthought flight-fought-fought2词尾有-ild,-end时,只需把d变为t。(4个) buildbuiltbuilt lendlent lent sendsentsent spendspent spent 3过去式、过去分词都含有 -aught。(2个) catchcaughtcaught teachtaughttaught 4把-eep变为-ept。(3个) keepk