1、不规则动词过去式和过去分词归纳A. 原形与过去式和过去分词完全相同.cost-cost-cost cut-cut-cut put-put-put let-let-let set-set-set 设置 hit-hit-hit shut-shut-shut hurt-hurt-hurt read-read-read 读音 /e/lie-lied-lied 说谎 lay-laid-laid 放置，下蛋lay- lain 躺下，位于，平放 B. 过去式与过去分词完全相同1. 过去式和过去分词中含有 ought, aught, 读音是 :tbright-brought-brought think-tho
2、ught-thought buy-bought-bought catch-caught-caught teach - taught -taught 2. 动词原形中的 e 变为 o，变成过去式和过去分词。Get-got-got sell-sold-sold tell-told-told 3. 动词原形中 i 变为 a, sit-sat-sat spit-spat-spat4. 动词原形中 i 变为 o, win-won-won shine-shone/ shined-shone / shined5. 动词原形中 an 变 oo, stand-stood-stood understand-und
3、erstood-understood 6. 动词原形中的 ay 为 ai, say-said-said pay-paid-paid 7. a）动词原形中的 d 为 t, send-sent-sent lend-lent-lent Spend-spent-spent build-built-builtb ) 动词原形最后一个字母改为 t , smell-smelt-smelt lose-lost-lost c ) 动词原形后加一个 t, learn-learnt-learnt mean-meant-meant 读音/e/d ) 动词原形中的 ee 去掉一个字母 e, 然后在词尾加 t. 字母 e
4、 发音/e/feel-felt-felt sleep-slept-slept sweep-swept-swept keep- -kept- kept其它meet-met-met have-had-had hold-held-held make-made-made dig-dug-dug hear-heard-heard find-found-found hang-hung-hung C.原型与过去分词相同come-came-come run-ran-run become-became-becomeD. 原形，过去式， 和 过去分词完全不同1. 把动词原形中 i 改为 a 变成过去式，改成 u
5、变成过去分词begin - began -begun drink-drank-drunk ring-rang-rung swim-swam-swum sing-sang-sung 2. 把动词原形中 o 改为 e 变成过去式，在原形词尾加 n 变成过去分词blow-blew-blown grow-grew-grown know-knew-knownthrow - threw - thrown fly -flew /flu:/ -flown ( 和以上相似)3. 以下动词的过去分词都以 en 结尾，故把它们分为一类a ) 把动词原形中 i 改为 o 变成过去式，在词尾加 n 变成过去分词driv
6、e-drove-driven rise-rose-risen write-wrote-written (双写 t ) ride-rode-ridden (双写 d ) b ) 把动词原形中 ea 改为 o, 在词尾加 e 变成过去式，在过去式后加 n 变成过去分词speak-spoke-spoken steal-stole-stolen break-broke-broken c ) 把动词原形中的个别字母或字母组合改为 o 变成过去式 , 在过去式后加 n 变成过去分词wake-woke-woken freeze-froze-frozen choose-chose-chosen forget-
7、forgot-forgotten （双写 t，加 en ）d) 其它过去 分词以 en 结尾的动词eat-ate-eaten beat- beat -beaten fall-fell-fallen give-gave-given see-saw-seen take-took-taken mistake- mistook- mistaken hide-hid-hidden （双写 d ）E. 没有过去分词的动词can - could may- might shall- should will - would 其它am, is - was- been are-were- been do-did- done draw-drew- drawndrn go-went-gone show-showed-shown wear- wore - worn
