物质名词与抽象名词一般无法用数目计 算，为不可数名词。 不可数名词前不能 加冠词a 或an来表示量， 也没有复数形 式。
homework, information,
news, weather
名词的单数形式
一般可用a来修饰 a car a book a university 在元音发音开头的单词前用 an an elephant an apple an eraser an hour an honest boy an interesting book. 请注意：a useful thing an unusual thing
(7)单复数形式相同的名词： 如：sheep→sheep fish→fish; Chinese→Chinese Japanese→Japanese (8)有些名词无单数形式。 如：people(作“人们”解时) police clothes. (9)pants, shorts, glasses (眼镜)只用复数形式。
桌子上有一张纸。
There is a piece of paper in the book. 我们想要三杯橙汁。 We want three glasses of orange. 注意：可数名词也可用量来表示， of后用复数 篮子里有两袋鸡蛋。
There are two bags of eggs in the basket.
名词的复数形式
1.复数形式的构成方法
(1) 一般在复数名词后加“s”
dog – dogs
(2) 以s、x、ch、sh结尾的名词加“es”
boxes watches buses brushes (3)以辅音字母加y结尾的名词,变y为i加“es” country – countries factory – factories 如果是元音字母加y 结尾的名词则只须加“s” boy – boys monkey – monkeys
3.sports,clothes做定语时,仍用复数形式
我们学校下个月有一个运动会。
In our school, there will be a sports meeting next month. 我在那间服装店买了一件T恤衫。 I buy a T-shirt at that clothes shop
(4)以o结尾的名词加“s” radio – radios zoo – zoos 只有 potato, tomato和hero 加“es”构成复数 potato – potatoes tomato – tomatoes (5)以f、fe 结尾的名词,变f、fe 为v再加“es” half – halves shelf – shelves knife – knives leaf – leaves (6)可数名词的不规则变化。 如：man→men woman→women tooth→teeth foot→feet child→children Frenchman→Frenchmen
He spends much time in playing computer games every day.
迈克在家几乎不做家务。 Mike does little housework at home.
3.常用a piece of, a cup of, a glass of,a bottle of等来表示不可数名词的量,单复数表现 在of 前面的名词上，而 of 后始终是单数
不可数名词
物质名词和抽象名词属于不可数名词
如: water，rice，fish，meat 等。另外还有：
work time music money weather homework wood Information news medicine
1.不可数名词无复数形式，作主语时常看成单数 盘子里有一些面包。 There is some bread on the plate. 没有消息就是好消息。 No news is good news. 2.常用how much, much, a little, little, a lot of, some, any等来修饰不可数名词 他每天花很多时间玩电脑游戏。
Choose the best answers.
A (1)—How many ____ do you want? —A kilo, please. A. bananas B. meat C. bread D. milk C (2)—Taking a walk in the evening is a good ____. —So it is, it keep us healthy. A. rule B. hobby C. habit D. favor (3)These people are from _______. They are _______. D A. Germany; Germen B. German; Germany C. Germany; Germanies D. Germany; Germans (4)Would you pass me ______? I want to write a letter. B A. a paper B. a piece of paper C. two paper D. two piece of paper
(10)由man, woman 构成的合成名词，变复数时将名词及man, woman都变成复数。 如：man driver→men drivers woman teacher→women teachers 但其他合成名词，只要把合成名词中的中心词变为复数形式。 如：a banana tree→banana trees a shoe factory→shoe factories
个体名词 nurse, house, horse, apple, pen 名 词 的 种 类 可数： 集体名词 people, family, class, trousers 普通名词： 不可数： 物质名词： water, paper, air, milk 抽象名词： work, housework,
安的家人都是老师。
Ann’s family are all teachers.
桌上有一副眼镜
There is a pair of glasses on the desk.
• bird-- birds lady— ladies • orange-- oranges ruler-- rulers • cat-- cats boy-- boys girl—girls • case-- cases wife--wives watch— watches • tree--trees key--keys question—questions • friend—friends photo-- photos card-- cards • family-- families dictionary— dictionaries
4.有些可数名词或不可数名词在一定情
况下可相互转化，同一个词，但意思不同
(1) glass(玻璃)– a glass(玻璃杯)
paper(纸) – a paper(报纸)
work(工作) – a work(著作)
roo果) – fruits (各种水果) fish(鱼) – fishes(各种鱼)
4. 当数词与单位名词一起做定语时， 单位名词往 往用单数形式,数词与单位名词用“-”连接 王先生有一人11岁大的儿子。 Mr. Wang has an eleven-year-old son.
名词做主语时,应注意名词的数，避免主谓 不一致。 这附近她的家是一个大家庭。
Her family is a large one in our neighborhood.
time(时间) – times(时代)
名词的一般用法---名词做定语
1.修饰另一名词时,一般用单数 昨天我种了两棵苹果树。 I planted two apple trees yesterday. 2.man woman用做定语时,应与后面的名词保持数 的一致
This primary school needs a man teacher. 这间小学需要一位男老师。 There are over eighty women teachers in our school. 在我们学校有八十多位女教师。
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(1) 小马虎弹着钢琴 (piano) 听着收音机 (radio), 又到动物园 (zoo) 照了张相 (photo), 但考试得了个大鸡蛋 (零分 zero), 一律加 s。
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(2) 黑人 (Negro) 英雄 (hero) 爱吃土豆 (potato) 西红柿 (tomato), 全部加 es。
(5) ________ mothers both work in this hospital. B A. Jim and Bill's B. Jim's and Bill's C. Jim and Bill D. Jim's and Bill (6) In China, September 10th is ________. D A. Teacher's Day B. Teachers Day C. Teacher Day D. Teachers’ Day A (7) Excuse me, where is the________？ A. men‘s restroom B. mens' restroom C. men‘s restrooms D. men restrooms C (8) The post office is a little far from here. It's about_____. A. thirty minutes's walk B. thirty minute's walk C. thirty minutes' walk D. thirty minutes walk A (9) Miss Yan is a friend of______. A. Mary's mother's B. Mary's mother C. mother‘s of Mary D. Mary mothers