精选优质文档-倾情为你奉上可数名词复数的变换形式:(不可数名词,没有复数形式。)1.一般情况下直接加s 如: book-books, boot-boots, penpens 2.以s,x, sh,ch, 结尾,加es (非食物类以o结尾直接加s)如:bus-buses, box-boxes,watch-watches, class-classes, glass-glasses, peach-peaches3. 以f或fe结尾的, 把f或fe变为ves. 如:leaf-leaves,knife -knives 4. 以辅音字母加y结尾,把y变为i,再加es如:family-famlies,candy-candies,lady-ladies,story-stories5. 以o结尾的,有些加s,有些加es 如:hero-heroes, tomato-tomatoes, potato-potatoes, zoo-zoos, photo-photos, radio-radios5.特殊变化如: mouse-mice, man