1、A-A-A 型（现在式、过去式和过去分词同形）动词原形（现在式） 过去式 过去分词cost cost cost 花费cut cut cut 割，切hit hit hit 打let let let 让put put put 放下read read read 读hurt hurt hurt 伤shut-shut-shutset-set-set 2. A-A-B 型（现在式和过去式同形）beat beat beaten 打3. A-B-A 型（现在式和过去分词同形）come came come 来become became become 变run ran run 跑4. A -B -B 型（1）在动
2、词原形后加一个辅音字母 d 或 t 构成过去式或过去分词。burn burnt burnt 燃烧learn learned/learnt learned/learnt 学习mean meant meant 意思hear heard heard 听见（2）把动词原形的最后一个辅音字母“d”改为“t” 构成过去式或过去分词。build built built 建筑lend lent lent 借给lose lost lost 失去send sent sent 送spend spent spent 花费（3）其他pay paid paid 付lay laid laid 下蛋say said said
3、 说bring brought brought 带来buy bought bought 买think thought thought 想sleep slept slept 睡keep kept kept 保持sweep swept swept 扫stand stood stood 站understand understood understood 明白win won won 得胜shine shone/shined shone/shined 发光catch caught caught 抓住teach taught taught 教feel felt felt 觉得fight fought fo
4、ught 战斗find found found 发现get got got 得到hang hanged/ hung hanged/ hung 绞死，挂have had had 有hold held held 盛，握leave left left 离开make made made 制造meet met met 遇见sell sold sold 卖shoot shot shot 射击tell told told 告诉smell smelt/smelled smelt/smelled 嗅，闻sit sat sat 坐dig dug dug 挖5. A-B-C 型（现在式、过去式和过去分词都不相同）（
5、1）在动词原形后加-n 或-en 构成过去分词。eat ate eaten 吃fall fell fallen 落下steal stole stolen 偷give gave given 给freeze froze frozen 冻结take took taken 拿see saw seen 看见write wrote written 写ride rode ridden 骑drive drove driven 驾驶throw threw thrown 抛，扔blow blew blown 吹grow grew grown 生长know knew known 知道fly flew flown 飞
6、draw drew drawn 拉，绘画show showed shown 展示（2）过去式加-n 或-en 构成过去分词。speak spoke spoken 说话break broke broken 破碎，折断wake waked/ woke waked/ waken 醒choose chose chosen 选择forget forgot forgotten 忘记（3）变单词在重读音节中的元音字母“i”分别为“a” （过去式）和“u” （过去分词） 。begin began begun 开始ring rang rung 按铃sing sang sung 唱sink sank sunk 沉
7、swim swam swum 游泳drink drank drunk 饮（4）其他不规则动词的变化。be(am, is) was/ were been 是be(are) were been 是do did done 做go went gone 去lie lay lain 躺wear wore worn 穿show-showed-shownA. 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 hit-hit-hit shut-shut-shut hurt-hurt-hurt read
8、-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 eg. The hens dont _eggs during such cold weather. She _ her books on the table. _ 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-thought-thought buy-bought-bought catch-caught-caught teach - taugh
9、t -taught 2. 动词原形中的 e 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 为 a, sit-sat-sat spit-spat-spat4. 动词原形中 i 为 o, win-won-won shine-shone/ shined-shone / shined5. 动词原形中 an 为 oo, stand-stood-stood understand-understood-understood 6. 动词原形中的 ay 为 ai, say-said-said pay-paid-paid 7
10、. 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 ) 动词原形后加一个字母 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 发音/e/feel-felt-felt sleep-slept-slept sweep-swept-swept keep- ke
11、pt- 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 变成过去分词begin - began -begun drink-drank-drunk ring-rang-rung swim
12、-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drive-drove-driven rise-rose-risen write-wrote-written (双写 t )ride-r
13、ode-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-forgot-forgotten （双写 t，加 en ）d) 其它过去分词以 en 结尾的动词eat-ate-eaten bea
14、t- 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- drawn : go-went- gone show-showed-shownwear- wore - worn
