名词单数变复数口诀 ? ? ? ? ? (一)规则变化 名词单数变复数,直接加 -s 占多数; book-books; pen-pens; apple-apples s, x, z, ch, sh 来结尾,直接加上 -es; dress-dresses; box-boxes; buzz-buzzes; watch-watches; brush-brushes ? 词尾是 f 或 fe,加 -s 之前先变 ve; ? 一个”狼”的”妻子”,拿着”半”片”树叶” 和”架子”上的一把”刀”,要了那个”贼” 的”命” ? wolf,wife,half,leaf,shelf,knife,thief.life ? ? ? ? ? 辅音 + y 在词尾,把 y 变 i 再加 -es; study-studies; baby-babies; city-cities 元音+y在词尾, 只加s就足够 boy – boys ; day – days; monkey – monkeys 词尾字母若是 o,常用三个已足够, 要加 -es 请记好,hero, tomato, potato。 ? 美国黑人和英雄爱吃土豆和西红柿。 ? negro-negroes; hero-heroes; potato-potatoes; tomato-tomatoes ? 其余o结尾的词加s, photo-photos; pianopianos ? (二) 不规则变化 ? 男人女人 a 变 e,鹅足牙 oo 变 ee; ? man-men; woman-women; goosegeese; foot-feet; tooth-teeth ? 老鼠虱子也好记,ous 变 ic; ? mouse-mice; louse-lice ? 孩子加上 ren,鱼鹿绵羊不用变 ? child-children; fish; deer; sheep ? this---these(这些) ? that -- those(那些) Exercises ? 写出下列名词复数 ? 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 ? 写出下列名词复数 ? leaf__ leaves box---boxes knife----knives fly—flies fox---foxes bus---buses bench---benches brush--brushes ? dish--dishes ruler—rulers glass--glasses pencil--pencils boy--boys zoo--zoos knife---knives lady—ladies key—keys city-cities strawberry—strawberries watch—watches bamboo– bamboos family—families day--days Exercices ? ? ? ? ? ? ? ? Apple—apples eraser --erasers Speech-- speeches thief_ thieves boss --bosses monkey– monkeys City--- cities goat --goats radio-- radios horse-horses dog-- dogs Man—men sheep_ sheep mouse--mice fish_ fish goose--geese deer --deer foot—feet child---children Tooth—teeth hero ---heroes