1、名词单复数1、定义:名词可以分为可数冥河不可数名词,不可数名词没有单复数,一律看作单数。2、可数名词:(1)可数名词前的量词:可数名词的单数前什么时候用 a,什么时候用 an?以元音音素开头的用 an,以辅音音素开头的用 a。1、选择用 a 或 an 或不填(用/ 表示)_pen _bag _apple _big apple_banana _orange _oranges _orange pen(2)可数名词单数复数的变化规则: 一般在词尾加 s,如:books,bags,girls,maps,pens 以 s、x、z、ch 、sh 结尾的名词加 es,如 classes 、boxes 、bu
2、ses 、watches 以辅音字母加 y 结尾的名词,变 y 为 i,在+es,如:family -families、baby-babies 以元音字母加 y 结尾的名词直接在词尾+s,如:boy-boys、day-days、toy-toys 以辅音+o 结尾的名词,词尾+es,如:tomato-tomatoes、potato-potatoes但某些却是+s,如:photo-photos、kilo-kilos 以元音+o 结尾的名词,词尾+s ,如:zoo-zoos、radio-radios、kangaroo-kangaroos 以 f、fe 结尾的名词变 f、fe 为 ves,如:wolf
3、-wolves、wife-wifves、life-lives、knife-knives(3)名词复数的不规则变化:Man-men woman-women tooth-teeth child-childrenFoot-feet goose-geese mouse-mice(4)单复数同形的名词有:Chinese 中国人 Japanese 日本人 sheep 绵羊 deer 鹿 fish 鱼People 人注意:(1)fish: 当一条鱼讲时:单复数同形,如 three fish; 当各种各样的鱼讲,即强调鱼的种类时,要加 es,如:all kinds of fishes 当鱼肉讲时,不可数。(2
4、)people:当 people 后加上 s,即 peoples 时,表示“民族”如:There are 56 peoples in China.2、不可数名词:以下词常为不可数名词,他们的复数形式就是他们本身。water milk tea rice juice bread meat soup beef练习题一、写出下列各词的复数I_ this_ that_ watch_ child_photo_ diary_ day_ foot_ book_dress_ tooth_ sheep_ box_ strawberry_thief_ peach_sandwich_ man_ woman_paper
5、_ juice_ water_ rice_ tea_二、用适当的单复数形式填空:1.I have two_(knife).2.There are many_here.(box)3.There are many_on the road.(bus)4.A few_are drawing on the wall.(boy)5.The _are playing football now.(child)三、选择题:1、There is a_on the wall. They are very beautiful.A. photos B. photoes C. photo2、There are four_
6、and two_in the group.A. Japanese Chinese B. Japaneses Chinese C. Japaneses Chinese3、Thats_art book.A. an B. a C. /4、How many_do you see in the picture?A. tomatos B. tomatoes C. tomato 5、They are_.A. woman B. womans C. women6、I have some_in the box.A. knifes B. knife C. knives7、Do you want to drink m
7、uch_?A. milk B. a milk C. milks8、There is no_in the plate.A. apples B. oranges C. rice9、There are_some_in the river.A. fish B. fishes C. fishs10、There are two_in the desk.A. watch B. watchs C. watches四、选择正确的词形,打“” 。1、How many (radioes, radios) can you see?2、There are 36(boys, boies) in my class.3、Look at those (sheep, sheeps).4、I dont want (a, an) old cup.5、Give me that (box, boxes),please.