名词的单数形式

名词的单数形式

1.一般可用a来修 a car *a book

2. 在元音发音开头的单词前用 an

* an elephant * an apple

请区别：a useful machine

1.复数形式的构成方法

(1) 一般在复数名词后加“s”/s/or/z/ * dog – dogs * book – books

(2) 以s、x、ch、sh结尾的名词加“es”/iz/ box – boxes *watch – watches

(3)以辅音字母加y结尾的名词,变y为i加“es” /iz/如果是元音字母 加y 结尾的名词则只须加“s” * country – countries * factory – factorie

* boy – boys * monkey – monkeys

(4) 以o结尾的名词,有生命的加“es”,无生命”s” /z/

radio – radios * zoo – zoos potato – potatoes tomato – tomatoes

(5)以f、fe 结尾的名词,变f、fe 为v再加“es” /vz/

* leaf – leaves half – halves wife-wives *knife – knives

shelf – shelves wolf-wolves thief-thieves

树叶半树自己黄, 妻子拿刀去割粮, 架后窜出一只狼 , 就像小偷逃命忙

2.特殊变化的单词

(1)单复数同形

Chinese – Chinese fish – fish deer-deer Japanese – Japanese sheep – sheep

(2)变元音字母oo为ee

tooth – teeth foot – feet

3.变man为 men

man – men woman – women policeman – policemen Frenchman – Frenchmen

请区别：German(德国人) – Germans

4. 其它形式

child – children mouse – mice

5.常以复数形式出现的名词

people clothes police trousers glasses staff

这些名词作主语时，注意它们的谓语用复数

My clothes are newer than yours. The police often come here.

1、I want three white paper.

A、pieces B、piece of C、pieces of

2、Do you want to drink much ?

A、a milk B、milk C、milks

3、This is room. It’s very big.

A、Lily and Lucy’s B、Lily’s and Lucy’s C、Lily’s and Lucy

4、We visited house yesterday.

A、Tom B、Toms C、Tom’s

5、Do you want some for supper?

A、a potato B、potatoes C、potatos

6、In autumn，you can see a lot of on the ground.

A、leaf B、leafs C、leaves

7、My sister has two . One is old，the other is new.

A、a watch B、watchs C、watches

8、Best wishes to you for Day!

A、Teacher’s B、Teachers’ C、Teacher

9、Many children like to go to the Palace on Sunday.

A、Children B、Children’s C、Childrens’

10、They come from Japan.They’re .

A、Japanese