名词变复数详解
（这里的名词指可数名词，不可数名词没有复数形式）
一、规则变化
1、直接加-s. 
book____________ tree    ______horse    ______ day____________ boy____________ 　car  ____   
2、以s,x, ch, sh 结尾的加es. 
dress____________ bus______________ fox    _____ box___________ 
watch___________ branch    ____ sandwich__________ peach__________
[
dish    _____ 
3、以辅音字母+ y结尾的，改y为i再加es. 
city    _____ _ country    _____ diary____________ strawberry_________ 
baby    _____ family    _____
4.以Ｏ结尾的，有生命的加es，无生命的直接加s
zoo      ______ photo    _____ piano    _____ radio    _____
piano      ______ video      ______
巧记：黑人英雄爱吃马铃薯、西红柿和芒果
<
negro黑人      ______hero英雄      ______  potato铃薯       ______
tomato西红柿      ______mango芒果      ______
5、以f或者fe 结尾的词，改f为v,再加es. 
巧记：小偷thief的妻子wife，在她一生life中，用2把小刀knife和3片树叶leaf杀死了7匹狼wolf，并把它们砍成两半half，藏在了架子shelf后
thief    _____ _ life    _____ knife     _____ leaf    _____
wolf     _____half     _____ shelf     _____
二、不规则变化
①含man的名词，一般变man为men。
#
man    ____  _ woman    _____ policeman    _____
policewoman    _____Englishman    _____Frenchman             
②将oo改为ee的有：
脚、英尺foot→feet,牙齿 tooth→teeth, 鹅goose→geese等
tooth  ____      foot        　goose         
③复数以en结尾的有：儿童child→children,　公牛 ox→oxen等
④单复同形
中国人Chinese日本人Japanese鹿deer---deer 羊sheep---sheep鱼fish---fish means都是单复数同形的单词
.
⑤ 常用特殊不规则词：
this _____________that _____________ am/is _____________
老鼠mouse  mice  __ 
⑥有些词本身就是复数。如：人民people 警察police短裤shorts
长裤pants  trousers 眼镜glasses 牛仔裤jeans 剪刀scissors
⑦有些名词虽然以s结尾，但是单数形式。如：数学 maths、（政治学）politics（政治学）物理physics新闻news
专项训练
一、单项选择
.
　(  )1. The __ in our yard are very beautiful.
      A. cloth  　B. water    C. flowers
(  )2. Tom is one of the Chinese _____ in our school.
      A. boy    B. boys    C. boies
(  )3. A cat has four ____ , doesn't it？
      A. foots    B. feet    C. feets
(  )4. There are three ____ and five _____ in the room.
    A. American, Japanese B Americans, Japanese C. American, Japanese
　(  )5. Can you see nine ____ in the picture？
    A. fish    B. book    C. horse
(  )6. The _____ has two______.
    A. boy; watch  B. boy; watches    C. boys; watch
(  )7. The _____ are flying back to their country.
    A. Germany    B. Germanys    C. Germans
(  )8. The girl brushes her _____ every day before she goes to bed.
    　A. tooths    B. teeth      C. teeths
(  ) saw many _____ in the street.
?
    A. peoples                  ’s
(  ) green sweater is his _________.
    A.　brother        B.　brothers        C.　brother’s
(  )11.  They come from different ______
A. country    B. countries    C. a country    D. countrys
(  )12.  How many ______ do you see in the picture
        A. tomatos    B. tomatoes  C. tomato      D. the tomato
(  )13.  They are______.
>
        A . woman teachers      B. women teachers 
C. women teacher      D. woman teacher
(  )14.  Would you like _______ ,please
        A. two glass of  water      B. two glasses of  water 
        C. two glass of  waters    D. two glasses of  waters
(  )15.  Most of ______ live in _______.
        A. Germans, German    B. German, Germen 
        C. Germen, Germany    D. Germans, Germany
】
(  )16.  There are some ______ in these _______.
        A. knifes  pencil-boxes    B. knives  pencils-box
        C. knives  pencil-box      D. knives  pencil-boxes
(  )17. ______ like ______ by air.
        A. Greens, travelling      B. The Green, traveling 
        C. The Greens, travel      D. The Greens, travelingradio的复数形式
(  )18. I wonder why ______ are interested in action films(武打片).
        A. the people  B. people  C. peoples  D. the peoples
！
(  )19.  There is no ______ in the plate.
        A. apples  B. oranges  C. rice  D. eggs
  (  ) uncle has three _______.
                       
参考答案
       
       
       
       

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