4 名词变复数的规则整体介绍

英雄爱吃 土豆炖西红柿。
9、单复数同形 ，保持原音。
例词：
fish— fish
sheep— sheep
cattle— cattle
deer— deer
10、复数形式没有任何规律
例词：
man—men
woman— women
child—children foot— feet
11、除人民币元、角、外，
duty—duties ['dju:tiz]
family-families ['fæ miliz]
5、以
fe
或
f
结尾的词
变 f 为 v 再加—s 或—es， 读[vz]。
例词：
leaf—leaves [li:vz] thief—thieves [θi:vz]
wife—wives [waivz]
巧记：
一般疑问句,并作肯定回答 Are these dictionaries ? Yes, they are. 划线提问
What are these ?
名词变复数的规则
What’s this in English?
It’s an apple.
What are these?
They are two apples.
--What’s this? --It’s a pen. --What are these? --They are pens.
--What’s that? --It’s an English book.
浊辅音和元音后读[z]
清辅音后读[s]
例词
a bag— bags [bæ gz]
cup— cups [kʌps]
row— rows [rəuz]
2、以s, x, ch, sh等 结尾的词， 词尾加—es， 读[iz]。
例词：
box—boxes[bɔksiz] watch— watches[wɔtʃiz]
给下列可数名词加复数．
bird-- birds card-- cards lady-- ladies orange--oranges ruler-- rulers photo-- photos friend-- friends boy-- boys watch-- watches girl-- girls case-- cases cat-- cats wife-- wives tree-- trees key-- keys
I you
–
– –
we
you they
he / she / it
am / is
–
–
are
句子单数变复数
1. This is a book. These are books.
2. That is an eraser.
3. It is a red apple. 4. I am a boy. 6. What’s this ?
美元、 英镑、 欧元等
都有复数形式。
例词
a dollar— two dollars
one pound — two pounds
说明:
表示某国人，通常在单数后面加s。 但是（中国人）Chinese（日本人） Japanese单复数一样， （英国人）Englishman和（法国 人）Frenchman只需把a变为e。
--What are those?
--They are English books.
backpacks
oranges
watches pens
--What’re these ?
--They’re … .
--What’re those ?
--They’re … .
maps
cases
keys
1、一般情况词尾加—s
“小偷”(thief)的“妻 子”(wife)用“刀子”(knife) 和“树叶”(leaf) 把“狼”(wolf)劈成两
6、以o结尾的名词, （1）表示无生命事物的名词，词尾 加-s, 表示有生命事物的名词，词尾加-es。 加-s的词有photo, radio vedio
加-es的名词有: 巧记 : potato, tomato, hero
bed-- beds hero--heroes family- families dictionary-- dictionaries question-- questions leaf-- leaves party-- parties cup-- cups
单数
this –
复数
these
those
ຫໍສະໝຸດ Baidu
that
class—classes [klɑ:siz]
3、以 ce，se，ge 等
结尾的词， 词尾加—s， 读 [iz]。
例词
case—cases [keisiz] race—races [reisiz]
4、以“辅音字母+y”结尾的词
变 y 为 I，再加— es ， 读[z]。
例词：
lobby—lobbies ['lɔbiz]
Those are erasers.
They are red apples. We are boys. What’re these ?
5. He / She is a teacher. They are teachers.
复数句子变单数句子
These are dictionaries.
单数
This is a dictionary.