1、一般过去时变化规则(1) 一般在动词后加-ed。如：playplayed, offeroffered, weighweighed, Destroy destroyed, signsigned.(2) 在以字母 e 结尾的动词后，只加-d。如：likeliked, provideprovided, hate hated, datedated。(3) 在以“辅音字母+y”结尾的动词后，则改 y 为 i，再加 ed。如：supplysupplied, flyflied, study studied. (4) 在以单短元音的重读闭音节结尾且末尾只有一个辅音字母 的动词后，双写最后一个辅音字母，再加-e
2、d 。如：planplanned, referreferred, regretregretted, banbanned.重读闭音节三要素：（1）一个元音字母后跟一个或几个辅音字母（2）以一个辅音音素结尾；（3）元音字母发短元音。长元音 ：i: :a:u:短元音 ：e i u 常用不规则动词分类表 A-A-A 型（现在式、过去式、过去分词同形）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 A-A-B 型（现在式和过去式同形）
3、beat beat beaten 打 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 A -B -B 型在动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l
4、ose lost lost 失去 send sent sent 送 spend spent spent 花费其他pay paid paid 付 lay laid laid 下蛋 say said said 说bring brought brought 带来 buy bought bought 买think thought thought 想 catch caught caught 抓住teach taught taught 教 fight fought fought 战斗sleep slept slept 睡 keep kept kept 保持sweep swept swept 扫 stand
5、 stood stood 站understand understood understood 明白 win won won 得胜shine shone/shined shone/shined 发光 feel felt felt 觉得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 sh
6、ot 射击tell told told 告诉 sit sat sat 坐smell smelt/smelled smelt/smelled 嗅，闻 dig dug dug 挖 A-B-C 型（现在式、过去式和过去分词都不相同）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 ridde
7、n 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 draw drew drawn 拉，绘画show showed shown 展示过去式加-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 forgotte
8、n 忘记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 swim swam swum 游泳 drink drank drunk 饮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 穿不规则动词表不定式 过去式 过去分词 现在分词 第三人称单数 注
9、释bear boreborne，bornbearing bears 忍受，承担forbear forbore forborne forbearing forbears 克制，忍耐overbear overbore overborne overbearing overbears 压服，征服bend bent bent bending bends 弯曲，弯腰unbend unbent unbent unbending unbends 变直，伸直bidbade，bidbidden，bidbidding bids出价，恳求，邀请，力求，企图forbidforbade，forbadforbidden f
10、orbidding forbids 禁止，阻碍outbid outbid outbid outbidding outbids出价高于（别人）underbid underbidunderbid，underbiddenunderbidding underbids 出价较低bind bound bound binding binds 约束，捆绑rebind rebound rebound rebinding rebinds 重新捆绑unbind unbound unbound unbinding unbinds 解开，解放build built built building builds 建造，建立
11、rebuild rebuilt rebuilt rebuilding rebuilds 重建，恢复cast cast cast casting casts铸造，投掷，脱落broadcastbroadcast，broadcastedbroadcast，broadcastedbroadcasting broadcasts 广播forecastforecast，forecastedforecast，forecastedforecasting forecasts 预报，预测miscast miscast miscast miscasting miscasts指配不适当的角色overcast overc
12、ast overcast overcasting overcasts使沮丧，包缝，遮蔽recast recast recast recasting recasts再铸，重塑，改正come came come coming comes 来，成为，变得become became become becoming becomes变为，适合，发生overcome overcame overcome overcoming overcomes 战胜，克服deal dealt dealt dealing deals 处理，分配misdeal misdealt misdealt misdealing misde
13、als 处理不当do did done doing does 做，干outdo outdid outdone outdoing outdoes 胜过，优于overdo overdid overdone overdoing overdoes 做得过分，夸张redo redid redone redoing redoes 重做undo undid undone undoing undoes 松开，撤销draw drew drawn drawing draws 绘画，拉，吸引withdraw withdrew withdrawn withdrawing withdraws 撤退，退出fall fel
14、l fallen falling falls 落下，下降befall befell befallen befalling befalls 发生，降临get gotgot;(US) gottengetting gets得到，到来，成为beget begot begotten begetting begets 产生，引起forget forgot forgotten forgetting forgets 忘记，忽略give gave given giving gives 给予，赠送forgive forgave forgiven forgiving forgives 原谅，免除misgive misgave misgiven misgiving misgives 疑虑，担忧
