英语变化规则一,名词单数变复数的规则：1.一般在末尾加“s”：dogs狗pens钢笔docters医生computers电脑2.以s,x,ch,sh结尾，加“es”：glasses玻璃杯buses公交车boxes箱子watches手表brushes刷子3.以“辅音字母+y”结尾，变y为i再加“es”：fly—flies苍蝇factory—factories工厂city—cities城市baby—babies婴儿4.以f或fe结尾，把f或fe变为v再加“es”：knife—knives小刀wolf—wolves狼life—lives生命thief—thieves小偷5.以o结尾，有生命的加“es”，无生命的加“s”：tomatoes西红柿potatoes土豆heroes英雄pianos钢琴photos照片kilo—kilos公斤6.特殊变化：man—men男人woman—women女人child—children小孩sheep—sheep绵羊foot—feet脚tooth—teeth牙齿二.动词三人称单数(助动词为does)构成规则：1.一般在末尾加“s”：plays玩sings唱歌speaks说2.以s,x,ch,sh,o结尾，加“es”：passesrelaxeswatchesbrushesfishesgoesdoes3.以“辅音字母+y”结尾，变y为i再加“es”：study—studies学习cry—cries哭fly—flies飞carry—carries搬运4.特殊变化：have—has吃,有三,动词ing形式变化规则：1.一般在末尾直接加“ing”：playing玩singing唱歌waching观看going去drinking喝2.以不发音的e结尾，去e加“ing”：have—having吃,有take—taking带走,乘make—making制造move—moving移动close—closing关闭3.以重读闭音节结尾,末尾只有一个辅音字母,则双写这个辅音字母,再加“ing”：running跑swimming游泳putting放sitting坐babysitting照顾(婴儿)4.特殊变化：lie—lying躺die—dying死亡四,动词过去式的变化规则：1.一般在末尾加“ed”：cooked煮played玩called呼叫watched观看walked走路started开始2.以的e结尾，加“ｄ”：moved移动hoped希望used使用closed关闭3.以“辅音字母+y”结尾，变y为i再加“ed”：study—studied学习cry—cried哭叫worry—worried担忧carry—carried搬运4.以重读闭音节结尾,末尾只有一个辅音字母,则双写这个辅音字母,再加“ed”：stopped停止planned计划5.特殊变化：am/is—was是are—were是have—had吃,有go—went去do—did做buy—bought买teach—taught教catch—caught抓住bring—brought带来take—took带走come—came来say—said说write—wrote写tell—told告诉give—gave给get—got得到find—found找到sit—sat坐make—made制造read—read阅读put—put放run—ran跑see—saw看见...(更多内容请学习书后不规则动词表)五,形容词的比较级和最高级的变化规则1.一般在末尾加er或est：tall—taller—tallest高的short—shorter—shortest矮的cheap—cheaper—cheapest便宜的fast—faster—fastest快的2.以e结尾，加r或st：late—later—latest迟的fine—finer—finest好的3.以“辅音字母+y”结尾，变y为i再加er或est：early—earlier—earliest早的heavy—heavier—heaviest重的funny—funnier—funniest有趣的，搞笑的4.以重读闭音节结尾,末尾只有一个辅音字母,则双写这个辅音字母,再加er或est：big—bigger—biggest大的thin—thinner—thinnest瘦的fat—fatter—fattest肥胖的5.长形容词在前面加上more或most：interesting有趣的outgoing外向的relaxing让人放松的exciting令人兴奋的dangerous危险的delicious美味的expensive贵的careful仔细的beautiful美丽漂亮的comfortable舒适的6.特殊变化：good/well—better—best好的bad/ill—worse—worst坏/生病的mamy/much—more—most许多little—less—least极少的far—farther—farthest远的far—further—furthest深入的
