三年级英语语法复习大全
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, | ||
普通名词 | 可数名词 | 单数 | a book, a pencil, an apple, an umbrella, |
复数 | books, pencils, apples, umbrellas, | ||
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 | ||
主 格 | 宾 格 | 主 格 | 宾 格 | |
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 | |||
it | it |
2、物主代词
人 称 | 单 数 | 复 数 | ||
形容词性 | 名词性 | 形容词性 | 名词性 | |
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 | |||
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 | ||
two | twenty | one thousand | |
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 | |
five | fifteen | fifty | |
six | sixteen | sixty | |
severn | seventeen | seventy | |
eight | eighteen | eighty | |
nine | nineteen | ninety | |
ten | 加teen | 加ty 两位数(非整十)中间加连字符“-” 如:fifty-one 51 | |
eleven | |||
twelve |
2、 序数词:表示顺序