小学英语可数名词单数变复数规律和练习.doc

小学英语可数名词单数变复数规律  
1.一般情况下，直接加s，
如：apple-apples pig-pigs book-books pencil-pencils
2.如果单词以s、sh、ch、x结尾的名词，加es，
如：bus-buses(公车) class-classes(班级) watch-watches(手表)
box-boxes(盒子) fox-foxes(狐狸)
3.以y结尾的单词，元音字母+y的，直接加s: 如：boys 、babys;
以辅音字母+y结尾的名词，把y改成i加es，
如：family-families(家庭) strawberry-strawberries(草莓) story-stories(故事)
4. 如果单词以f或fe结尾的名词，把f或fe改成v加es，
如：wife-wives, knife-knives
5. 如果单词以”0"结尾：
（1） 有生命的，加es，如：potato-potatoes,tomato-tomatoes,hero-heroes
（2） 无生命的，加s，如：photo-photos(照片),radio-radios(收音机)
6.将“00”改为“ee"的名词，如：tooth-teeth(牙),foot-feet(脚),goose-geese(鹅)
7.单复同形的名词：
fish-fish sheep-sheep(绵羊) paper-paper(纸)
people-people(peoples表示“民族”)
8.不规则变化的名词：
（1）man-men, woman-women          
延伸：policeman-policemen, policewoman-policewomen
（2）child-children（孩子）
 （3）mouse-mice(老鼠）
 （4）根据中文意思变化的名词，
如：I-we(我-我们), you-you(你-你们), he/she/it-they(他/她/它-他们), this-these(这个-这些), that-those(那个-那些）
巩固练习
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.army  ____________       17.tomato____________          18.fox _______________           
19.woman ___________        20.knife_____________           22.sheep______________  
23.watch_____________ 24.baby_____________ 24.pen_______________        
二、选择填空
1.There ________on the wall .They are very beautiful.
A. are photoes      B. are photos C. is a photo        D. is photos
2. This kind of car ________made in  Shanghai.
   A.  is   B .are   C .were  D .has
3. here are four________and two_______in the group.
    A. Japanese, Germen    B Japaneses, Germen C. Japanese,German    C.Japanese, Germans
4. That’s _________art  book.
   A. an   B. a   C. the  D are
5. The boys have got________already.
  A.  two bread         B.  two breads
  C.  two pieces of bread  D.  two piece of bread
6. The old man wants __________.
  A.  six boxes of apples   B.  six boxes of apple
   C.  six box of apples     D.  six boxs of apples
7. There______some_______in the river.
   A. is ,fish   B. are, fishs  C. is, fishs  D. are ,fish
8. There_____two _______in  the box.
  A. is watch  B. are watches  C. are watch D. is watches
9. We should clean________twice a day.
   A .our tooth  B. our tooths C.teeth D.our teeth
10.The _____ meeting room is near the reading room.
  A.teacher   B.teacher’s   C.teachers’  D.teachers
11. In Britain _____ are all painted red.
   A.letter boxes  B.letters boxes  C.letter box  D.letters box
12.They come from different ______
A. country B. countries C. a country D. countrys
13.How many ______ do you see in the picture?
A. tomatos B. tomatoes C. tomato D. the tomato
14.They are______.
A . woman teachers B. women teachers C. women teacher D. woman teacher
15.There are some ______ in these _______.
A.knifes…pencil-boxes B.knives…pencils-box
C.knives…pencil-box D.knives…pencils-boxes
16. There are some ________ on the hill.
A. Sheeps B. a sheep C. sheep D. sheepes
17.There are some new books in the school library. They are ____ books.
A. child B. childrens' C. children D. children's
18. I have worn out my shoes, so I want to buy a new ________ .
A. pair B. one C. ones D. trousers
19. Meimei's handwriting is better than any other ______ in his class.
A. students B. students C. student's D. students'
20.The hospital is a bit far from here. It's about _______ .
A. forty minutes's walk B. forty minute's walk
C. forty minutes walk D. forty minutes' walk

三．填入所给名词的正确形式
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)
四、请用括号中名词的复数形式填空
1. Look at those _______. (child)
2. I can see a __________ standing near the door. (policeman)
3. Do you want some ________ for dinner? (potato)
4. In autumn, you can see a lot of _______ on the ground.(leaf)
5. He has two _______.One is blue , the other is yellow.( box)
6. Two ________ live in this building .( family )

五．选择正确的词形
1 How many (radioes, radios) can you see?
2 There are 36 (boys, boies) in my class.
3 Look at those (sheeps, sheep).
4 I don’t want (a, an) old cup.
5 Give me that (box, boxes), please.
六、将以下单复数句进行转换
1 This is a knife. ______________________________________
2 That is a tomato. ______________________________________
3 That child is very good._____________________________________
4 These are mice. ______________________________________
5 Those are children. ______________________________________