有单数和复数两种形式。指一个人或一件事物时change可数吗,用单数形式;指两个或多个人或事物时用复数形式。名词由单数形式变成复数形式的规则如下:
可数名词复数的规则变化:
1. 一般的名词词尾直接加-s 。如:
book → books room → rooms
house → houses day → days
2. 以s, x, ch, sh结尾的名词,在词尾加-es 。如:
bus → buses box → boxes
watch → watches dish → dishes
3. 以”辅音字母+y”结尾的名词,要先将y改为i再加-es。如:
city → cities body → bodies
factory → factories
4. 以o结尾的名词,通常有生命的加es无生命的加s。如:
Negroes and heroes like eating tomatoes and potatoes.黑人英雄爱吃土豆西红柿。
piano→ pianos radio→radios photos
5.以f 或fe 结尾的名词,要将f或fe改为v再加-es。如:
half → halves leaf → leaves
knife → knives wife → wives
可数名词复数的不规则变化:
男人女人a变e, man→men woman→women
鹅足牙oo变ee, goose→geese 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→fish deer→deer sheep→sheep
不可数
[1] 1.不可数名词没有复数,当它作句子的主语时,谓语动词要用单数形式。
如:The food is very fresh. 食品很新鲜。
2. 有的不可数名词也可以作可数名词,有复数形式,但他们的意义往往发生变化。
如:water (水) → waters (水域)
orange (橘汁) → oranges (橘子)
3. 很多的不可数名词表示泛指时为不可数,表示种类时就可数,但意义大多不发生变化。
如:fruit → fruits food → foods
fish → fishes hair → hairs
最常见的不可数名词有:baggage, change(零钱), furniture, hair, homework, information, knowledge, luggage, money, news, progress, traffic ,beef,mutton,broccoli,orange(橘子,橘子汁,橙色)
其它不可数名词还有:absence, age, anger, courage, energy, equipment, experience, failure, fear, food, fun, health, ice, industry, kindness, labour, luck, marriage, music, nature, paper, peace, pleasure, power, pride, rain, research, respect, safety, salt, sand, silence, sleep, strength, snow, technology, time, trade, transport, travel, trust, truth, waste, water, wealth, weather, wind, work(工作)
一、常见的不可数名词
1、最常见的不可数名词有:advice, baggage, change(零钱), furniture, hair, homework, information, knowledge, luggage, money, news, progress, traffic
2、其它不可数名词还有:absence, age, anger, courage, energy, equipment, experience, failure, fear, food, fun, health, ice, industry, kindness, labour, luck, marriage, music, nature, paper, peace, pleasure, power, pride, rain, research, respect, safety, salt, sand, silence, sleep, strength, snow, technology, time, trade, transport, travel, trust, truth, waste, water, wealth, weather, wind, work(工作)
二、可有单、复数形式的不可数名词
1、不可数名词一般没有单复数之分, 但物质名词表示不同类别时,可有单复数。如:teas (各种茶), a tea (一杯茶)等。常见的这类词有:fruit, food,coffee等。
2、抽象名词表示具体事物时,也可有复数形式。honor, death, danger, pleasure, success, failure, comfort, surprise, worry, beauty, wonder, envy, shock, shame, regret, joy等,它们都表示“某种人、动词或事”。