1、可数名词变复数形式的规则1一般情况,在词尾加-s. desk-desks 书桌 girl-girls 女孩 boy-boys pen-pens2以-s,-x,-ch,-sh 结尾的词,在词尾加-es bus-buses box-boxes brush-brushes watch-watch3以辅音字母加-y结尾的词,变y为i,加-es baby-babies 婴儿 family-families家庭4以-f或-fe结尾的词,变f或fe为v,再加-es knife-knives刀 leaf-leaves树叶5以辅音字母加-o结尾的词,一般情况下,在词尾加-es tomato-tomatoes西红
2、柿 potato-potatoes马铃薯6可数名词变为复数形式的不规则变化如下:foot-feet脚 tooth-teeth 牙齿 goose-geese鹅 man-men男人 woman-women女人 child-children孩子 mouse-mice老鼠 ox-oxen公牛 Japanese-Japanese日本人Chinese-Chinese中国人 deer-deer鹿 sheep-sheep绵羊 fish-fish鱼 把单数变成复数:catfootduckwindowgooseeeltreemangirltablewomancakeballchildrabbitchairChinesesnakedoorJapaneseturtlecardeerorangehousesheeppineapplesheepfishballoonelephantkangaroohorselionpotatoplanebustomatomonkeyfoxphotokitebrushmangopencilpeachyo-yorulerstrawberrytoothvestfamilydayumbrellapartywolfantboyknifelemon