可数名词,不可数名词,练习题 ,七年级

可数名词变复数规则变化

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;

2.、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

3、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；

4、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；

5、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；

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

4.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

（1）Chinese, Japanese单数复数同形，不需加s；

（2）Englishman, Frenchman,复数要把man 变为men；

（3）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 _______.

…pencil-boxes …pencils-box

…pencil-box …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

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.