1、动词过去式和过去分词规则变化 1 一般情况加 ed,例如 want wanted 2 以 e 结尾的动词, 直接加 d: smile-smiled; hope-hoped.3 重度闭音节双写词尾加 ed一个元音 加一个辅音字母结尾的动词:(1) 对单音节 单词,双写最后一个辅音字母加 ed.例如 stopped; planned;(2) 对双音节 单词,如果重读在第二个音节处,双写词尾辅音字母加 ed. 如: preferred(重读在 fer 前); admitted(重读在 mit 前); referred; deferred;4 辅音+y 结尾动词,y 变 i 加 ed: worried
2、;studied.动词过去式和过去分词不规则变化 A-A-A 型（现在式、过去式、过去分词同形）三一同形动词原形（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 A-A-B 型（现在式和过去式同形）现过同形beat beat beaten 打 A-B-A 型（现在式和过去分词同形）现分同形come came come 来 become became become 变 run ran run 跑 A
3、 -B -B 型 过分同形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lose 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 s
4、aid 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 stood stood 站understand understood understood 明白win won won 得胜shine shone/shined shone/shined 发光f
5、eel 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 shot 射击tell told told 告诉smell smelt/smelled smelt/smelled 嗅，闻sit sat sat 坐dig dug dug 挖 A-B-C 型（现在式、过去式和过去分
6、词都不相同）三三不同在动词原形后加-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 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
7、 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 forgotten 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
