七年级英语语法：可数名词和不可数名词.pdf

1、一般情况下，加s ;

读音规则：清读/s/ ,浊、元/z/

eg：book→books;desk→desks;pen→pens;car→cars

s遇t读[ts]，遇d读[dz]

eg：friend→friends; cat→cats;

以s、x、ch、sh结尾的名词，加-es;

读音规则：读[iz];

eg：bus→buses; box→boxes; watch→watches; dish→dishes 以辅音字母+y结尾的名词，要把y变为i，再加-es;

读音规则：读[z]。

eg：library---libraries; baby→babies;

注意：元音字母加y结尾的单词直接加s;

eg：toy→toys;boy→boys;

以-f或-fe结尾的名词，要将-f或-fe变为-v，再加es;

读音规则：读[vz];eg：knife→knives;leaf→leaves;

以-o结尾的名词，有的加s，有的加es

读音规则：读[z]。

初中阶段只有4个单词要加-es，其余都加-s;

口诀：“黑人英雄爱吃土豆西红柿”

eg：tomato→tomatoes西红柿; potato→potatoes土豆; hero→heroes英雄; Negro—Negroes

其余eg：zoo→zoos; photo→photos;

可数名词变复数不规则变化：

1.单词内部发生变化：口诀:oo常常变ee，男人女人a变e

eg：foot→feet脚;tooth→teeth牙齿;man→men男人;woman→women女人;

2.单复数相同：羊鱼小鹿无变化，单数复数是一家

eg：sheep→sheep绵羊;fish→fish鱼;deer→deer鹿;

不规则变化：child→children孩子;mouse→mice老鼠;German→Germans德国人;

某国人的复数有三种类型：

口诀:中日不变，英法变，其它在后加s

Chinese, Japanese单数复数同形，不需加s;

Englishman, Frenchman,复数要把man 变为men;

其他各国人直接加s。如：Americans, Australian

名词变复数练习题

一、写出下列名词的复数形式

1、orange

2、class

3、text

4、monkey

5、piano

6、child

7、shelf

8、bed

9、country

10、family

11、toy

12、foot

13、Japanese

14、radio

15、photo

16、sheep

17、tomato

18、fox

19、woman

20、knife

二、选择填空

1. They come from different ______

A. country

B. countries

C. a country

D. countrys

2. How many ______ do you see in the picture?

A. tomatos

B. tomatoes

C. tomato

D. the tomato

3. They are______.

A . woman teachers B. women teachers

C. women teacher

D. woman teacher

4. Would you like _______ ,please?

A. two glass of water

B. two glasses of water

C. two glass of waters

D. two glasses of waters

5. Most of ______ live in _______.

A. Germans, German

B. German, Germen

C. Germen, Germany

D. Germans, Germany

6. There are some ______ in these _______.

A.knifes…pencil-boxes

B.knives…pencils-box

C.knives…pencil-box

D.knives…pencils-boxes

7. ______ like ______ by air.

A. Greens, travelling

B. The Green, traveling

C. The Greens, travel

D. The Greens, traveling

8..How many_____do they have??

A.picture

B.pictures

C.a picture

9. There is no ______ in the plate.

A. apples

B. oranges

C. rice

D. eggs

10. _______ are good for our health.

A. Tomatos

B. Tomatoes

C. Tomato

11. ______ and ______ are not friends.

A. Foxs…wolfs

B. Foxes…wolfs

C. Foxes…wolves

12. These are the ______ of our national ______.

A. photos …heroes

B. photoes …heroes

C. photos …heros

13. The ______ are running on the ______.

A. deer …grasses

B. deers …grass

C. deer …grass

14. I was so hungry and I ate two ______.

A. bowls of noodle

B. bowls of noodles

C. bowl of noodles

三、把1—10句变为复数句

1. This is my friend.

2. This is a bike.

3.That is her brother.

4.This is a book.

5.That is an eraser.

6.It is a red orange.

7.He is a teacher.

8. What’s this?

9.This is my mother.

10.He is a Chinese boy.