英语名词复数规则变化.doc

I. 名词复数规则变化 11. 规则变化是在单数名词后加 s如cat cats, fruit fruits, apple apples, pear pears 2. 以子音字母加y结尾的，改y为i, 再加es, 但当y前面是元音时，y不变，直接加s, 如fly flies, monkey monkeys.名词复数规则变化 21. 以子音字母加o结尾的，一般加es, 如hero heroes, tomato tomatoes, potato potatoes 2. 元音字母加o结尾的，只加s, 如bamboo bamboos, kangaroo- kangaroos.3. 某些外来语和简略语只加s，如, piano pianos, photo photos, 名词复数规则变化 31. 一般以f或fe结尾的，变f或fe为ves, 如leaf leaves, knife knives, wife wives, life lives 2. 以s, ss, x, z, sh, ch结尾的，加es（但也有直接加s的），例如glass glasses, buzz buzzes, dish dishes, bench benches, bus buses, stomach stomachs, box boxes 变化类型构成形式ExampleI1. 直接在名词后加scat cats, fruit fruits, apple apples, pear pears2. 以子音字母加y结尾的，改y为i, 再加es, 但当y前面是元音时，y不变，直接加s,fly flies, monkey monkeys.II1. 以子音字母加o结尾的，一般加es,hero heroes, tomato tomatoes, potato potatoes 2. 元音字母加o结尾的，只加sbamboo bamboos, kangaroo- kangaroos3. 某些外来语和简略语只加spiano pianos, photo photos,III1. 以f或fe结尾的，变f或fe为vesleaf leaves, knife knives, wife wives, life lives2. 以s, ss, x, z, sh, ch结尾的，加S（但也有直接加s的）glass glasses, buzz buzzes, dish dishes, bench benches, bus buses, stomach stomachs, box boxes II. 名词复数的不规则变化 1. 改变内变元音字母foot feet, tooth teeth, man men, woman women, mouse mice. 2. 加字尾en或ren，ox oxen, child children 3. 单复数同形sheep sheep, deer deer, 4. 有些外来语保留原来的复数形式bacterium bacteria, phenomenon phenomena 构成形式Example改变内部元音字母foot feet, tooth teeth, man men, woman women, mouse mice.加字尾en或renox oxen, child children单复数同形sheep sheep, deer deer, fish, fish有些外来语保留原来的复数形式bacterium bacteria, (细菌)phenomenon phenomena（现象）变化类型构成形式ExampleI1. 直接在名词后加s2. 以子音字母加y结尾的，改y为i, 再加es, 但当y前面是元音时，y不变，直接加s,cat cats, fruit fruits, apple apples, pear pearsfly flies, monkey monkeys.II1. 以子音字母加o结尾的，一般加es,2. 元音字母加o结尾的，只加s3. 某些外来语和简略语只加sox oxen, child childrenbamboo bamboos, kangaroo- kangaroos.piano pianos, photo photos,III1. 以f或fe结尾的，变f或fe为ves2. 以s, ss, x, z, sh, ch结尾的，加S（但也有直接加s的）leaf leaves, knife knives, wife wives, life livesglass glasses, buzz buzzes, dish dishes, bench benches, bus buses, stomach stomachs, box boxes 构成形式Example改变内变元音字母foot feet, tooth teeth, man men, woman women, mouse mice.加字尾en或renox ox