最新新人教版七年级英语上册语法--可数名词和不可数名词

rule 元音字母+y结尾的：y---+s
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leaves
以f或者以fe结尾的单词， 通常把f或者fe变成v,再加es rule 例：wife, knife, life
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• 一个小偷(thief)的妻子(wife), 用树叶(leaf)做的小刀(knife), 杀死了一只狼(wolf),把它劈 成两半(half),挂在衣架上
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小结：可数名词复数的构成方法：
1.一般在名词后加-s：dog----dogs
potato---potatoes
tamato---tamatoes
hero---heroes buffalo---buffaloes
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骑着水牛（buffaloes）的英雄们 (heroes)爱吃西红柿(tamatoes)和马 铃薯(potatoes)。
ຫໍສະໝຸດ Baidu第一讲
Countable Noun(可数名词)
By: Miss Gao
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1.可数名词
能独立存在的个体人、事物和以集体形式出现 的人、事物。
个体名词
集体名词
an elephant
class
a lamp
a butterfly
a lot of butterflies
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• 可数名词单数变复数的规则
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clouds
其他以“o”结尾的单词直接加“S”
piano--- pianos radio--- radios photo--- photos
rule
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city---- cities
key---- keys
辅音字母+y结尾的：y---ies
2.以s, x, ch, sh结尾的名词加- es
watch----watches
3.以辅音字母加 y 结尾的名词加- es
country----countries
4.以o结尾的名词，一般直接加-s,
少数词加-es
potato----potatoes tomato----tomatoes
5.以f,fe结尾的名词，一般变f, fe为v再加-es
knife----knives
6.特殊变化的单词要熟记 ___________________________ child----children man----men _______________________
tooth----teeth
an egg
an orange ___________________________
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an apple
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2.2可数名词复数的用法
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a watch
five watches
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eight pieces of leaves
one piece of leaf
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a house
a dress
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family fruits
•2.可数名词的用法
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2.1 可数名词单数的用法
half an apple
an apple
three apples
z/ ___________________________
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three tomatoes
a piece of tomato
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当人或事物只有一个的时候，成为单数。习惯上， 我们用a ,an 或 one 来表示这种单个的数量。
a peach
a strawberry
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a watermelon
a cherry
an ice-cream
以字母 s, sh, x, ch结尾的单词， 变为复数时在其后加es
dish--- dishes
bus--- buses
fox--- foxes
rule
fish--- fish ,fishes (种类)
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flowers moutains
rule
可数名词一般是直接在名词
后面加“S”
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watches
boxes
rule
buses
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