以下单词的过去时：1.talk 2.leave 3.want 4.play 5.live 6.stay 8 teach 9.see

1.talked 2.left 3.wanted 4.played 5.lived 6.stayed 7、wrote 8.taught 9.saw补充说明：　表示一般过去式的动词通常用动词的过去式形式来表示，而动词的过去式是在动词原形的基础上变化的。动词的过去式可分为规则动词和不规则动词。规则动词的过去式变化如下：（1）一般情况下，动词词尾加 -ed ，如： worked played wanted acted （2）以不发音的 -e 结尾动词，动词词尾加 -d，如： lived moved decided declined hoped judged raised wiped （3）以辅音字母 + y结尾的动词，把-y变为-i 再加-ed，如： studied tried copied justified cried carried embodied emptied （4）以一个辅音字母结尾的重读闭音节动词，双写词尾辅音字母，再加 -ed，如： stopped begged fretted dragged dropped planned dotted dripped （5）注：不规则动词的过去式变化规律性不强，须多加记忆。 go - went，make - made，get - got ，buy - bought ，come - came ，fly-flew ，is/am-was，are-were ，see-saw ，bring-brought，do-did，teach-taught, think-thought, say-said,sit-sat. read-read, spend-spent, eat-ate,give-gave,sit-sat,tell-told,write-wrote,fell-felt,find-found,hear-heard,know-knew, put-put,grow-grew,take,took,catch-caught,come-camebecome-became,swim-swam，sweep—swept，sing—sang，draw—drew，