三年级英语语法复习大全
三年级英语语法复习大全
语法专项整理(一)名词
1、名词的种类:
专有名词 |
China, Beijing, Amy, January, Monday, |
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普通名词 |
可数名词 |
单数 |
a book, a pencil, an apple, an umbrella, |
复数 |
books, pencils, apples, umbrellas, |
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不可数名词 |
milk, water, juice, tea, rice, |
2、专有名词:专有名词是指某个人、某些地方、某样物品专有的名称。Children’s Day
专有名词第一个字母要大写,前面不加a, an, the
3、单数名词:
(1)一般名词,在前面加a:a book, a computer,
(2)元音字母开头的名词,在前面加an: an egg, an orange(元音字母是:a, e, i, o, u)
少数例外: an hour, a university (以元音发音为准)
4、复数名词:
规则:
情况 |
规则 |
例词 |
一般情况 |
加s |
cats, apples |
o, s, x, ch, sh结尾 |
加e |
potatoes, buses, classes, boxes, watches |
辅音字母加y结尾 |
去y加ies |
butterfly--butterflies |
元音字母加y结尾 |
加s |
days, keys, boys |
f, fe结尾 |
变成ves |
leaf--leaves, knife--knives |
不规则:
情况 |
例词 |
改变元音 |
foot--feet, tooth--teeth, goose--geese, man--men, woman--women, |
词尾发生变化 |
child—children, mouse-- mice |
单复数同形 |
sheep--sheep, deer--deer, fish--fish, people--people |
5、不可数名词:在不可数名词前只能加some(一些), much(许多)
(1)液体:water, milk, coke, coffee, juice, tea
(2)气体:air, vapour
(3)不能“个别的”存在:hair, rice, beef, meat, pork, mutton
语法专项整理(二)代词
1、人称代词
人 称 |
单 数 |
复 数 |
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主 格 |
宾 格 |
主 格 |
宾 格 |
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第一人称 |
I |
me |
we |
us |
第二人称 |
you |
you |
you |
you |
第三人称 |
he |
him |
they |
them |
she |
her |
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it |
it |
2、物主代词
人 称 |
单 数 |
复 数 |
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形容词性 |
名词性 |
形容词性 |
名词性 |
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第一人称 |
my |
mine |
our |
ours |
第二人称 |
your |
yours |
your |
yours |
第三人称 |
his |
his |
their |
theirs |
her |
hers |
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its |
its |
3、指示代词:this, that, these, those
如:This is my doll. That is Mary’s.
Look at the those sheep. They are eating grass.
语法专项整理(三)数词
1、 基数词:表示数目的多少
one |
one hundred |
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two |
twenty |
one thousand |
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three |
thirteen |
thirty |
三位数要在百位和十位之间加and 如:one hundred and sixteen 116 one hundred and twenty-one 121 |
four |
fourteen |
forty |
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five |
fifteen |
fifty |
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six |
sixteen |
sixty |
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severn |
seventeen |
seventy |
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eight |
eighteen |
eighty |
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nine |
nineteen |
ninety |
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ten |
加teen |
加ty 两位数(非整十)中间加连字符“-” 如:fifty-one 51 |
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eleven |
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twelve |
2、 序数词:表示顺序