文档介绍：“s”,如 map→maps, bag→bags 等; s, sh, ch, x 等结尾的词加“es”,如 bus→buses, watch→watches 等; +y 结尾的词,变 y 为 i 加 es,如 baby→babies 等;以元音字母+ y 结尾的名词变复数时,直接加 s 变复数,如 monkey→monkeys, holiday→holidays, storey→storeys 楼层) ( ; o 结尾的名词变复数时: a) s 的名词有: 加 photo→photos , piano→pianos, radio→radios, zoo→zoos b)加 es 的名词有: potato→potatoes tomato→tomatoes f 或 fe 结尾的名词变复数时: a)加 s 的名词有: belief→beliefs roof→roofs safe→safes gulf→gulfs b)去掉 f, fe 加 ves 的名词有: half→halves knife→knives leaf→leaves wolf→wolves wife→wives life→lives thief→thieves 一、绝大多数的可数名词的复数形式, 是在该词末尾加上后辍-s。读音变化:结尾是清辅音读[s],结尾是浊辅音或元音读[z]。例:friend→friends; cat→cats; style→styles; sport→sports; piece→pieces 二、凡是以 s、z、x、ch、sh 结尾的词,在该词末尾加上后辍-es 构成复数。读音变化:统一加读[iz]。例:bus→buses; quiz→quizzes; fox→foxes; match→matches; flash→flashes box →boxes; watch →watches; actress →actresses; class →classes; coach(长途车) →coaches; dress →dresses; sandwich →sandwiches; toothbrush →toothbrushes; waitress(女侍者) →waitresses 三、以辅音字母+y 结尾的名词,将 y 改变为 i,再加-es。读音变化:加读[z]。例:candy→candies; daisy(雏菊)→daisies; fairy→fairies; lady→ladies; story→stories strawberry →strawberries; baby →babies; puppy →puppies; library →libraries; dictionary →dictionaries; cherry →cherries; activity →activities 四、以-o 结尾的名词,如果不是外来词或缩写,就加-es,否则加-s 构成复数。(有生命的加 es,无生命的加 s) 读音变化:加读[z]。例: tomato→tomatoes; potato→potatoes; torpedo(鱼雷)→torpedoes; bingo(彩票式游戏)→bingoes 反例: (青贮塔)