名詞單數(shù)變復(fù)數(shù)口訣(一)規(guī)則變化名詞單數(shù)變復(fù)數(shù)，直接加-s占多數(shù)；book-books;pen-pens;apple-appless,x,z,ch,sh

來結(jié)尾，直接加上-es；dress-dresses;box-boxes;buzz-buzzes;watch-watches;brush-brushes詞尾是f或fe，加-s之前先變ve；一個”狼”的”妻子”,拿著”半”片”樹葉”和”架子”上的一把”刀”,要了那個”賊”的”命”wolf,wife,half,leaf,shelf,knife,thief.life

輔音+y在詞尾，把y變i再加-es；study-studies;baby-babies;city-cities元音+y在詞尾,只加s就足夠boy–boys;day–days;monkey–monkeys詞尾字母若是o，常用三個已足夠，要加-es

請記好，hero,tomato,potato。美國黑人和英雄愛吃土豆和西紅柿。negro-negroes;hero-heroes;potato-potatoes;tomato-tomatoes其余o結(jié)尾的詞加s,photo-photos;piano-pianos(二)不規(guī)則變化男人女人a變e，鵝足牙oo

變ee；man-men;woman-women;goose-geese;foot-feet;tooth-teeth老鼠虱子也好記，ous

變ic；mouse-mice;louse-lice孩子加上ren，魚鹿綿羊不用變child-children;fish;deer;sheepthis---these(這些)

that--

those(那些)單復(fù)數(shù)同形fish,deer,Chinese只有復(fù)數(shù)形式trousers,shorts復(fù)合名詞的復(fù)數(shù)形式sister-in-law—sisters-in-lawgrown-up—grown-upswomanteacher—womenteachers形單意復(fù)people,police形復(fù)意單news,maths

Exercises寫出下列名詞復(fù)數(shù)leaf______box_______knife_______fly______fox______bus______bench_____brush_____kiss______church______dish_____ruler______glass_____pencil________boy______zoo______man______sheep_______knife______lady______key______strawberry______watch______bamboo______city______family______day_____apple_______eraser______speech______thief______mouse______fish_____goose____deer_______foot______child_______tooth_______hero_______boss_____monkey______city______goat______radio________horse______dog______Exercises寫出下列名詞復(fù)數(shù)leaf__leavesbox---boxesknife----knivesfly—fliesfox---foxesbus---busesbench---benchesbrush--brushesdish--dishesruler—rulersglass--glassespencil--pencilsboy--boyszoo--zoosknife---kniveslady—ladieskey—keyscity-citiesstrawbe