小学四年级-英语语法知识总结讲课讲稿.doc

一． 助动词，be’动词应用

助动词
Be动词
疑问
Do Does
Is Are Am
肯定
do does
Is are am
否定
don’t doesn’t
isn’t aren’t am not
用法
在句子中有实际意义的动词出现时
句子中没有实际意义的动词出现
口诀
oes 问， does答，否定用doesn’t
Do问， do答，否定用don’t
Is问， is答， 否定用isn’t
Are they…? 问， are答， 否定用aren’t
Are you…？问， am答， 否定用 am not

二．三单用法：
he \she \it \人名 \your father \ my friend \ the water \ one bear…后面动词加s或es，有助动词在助动词上加e或es.
一句话中只有一处变三单加es或s, 有助动词does，则动词不变。
如： He doesn’t like cows. What does your mother do? Does he like cats?
The cow likes grass.
口诀： Does 问， does答，否定用doesn’t

｛
三．单复数用法：
How much are the jeans? They’re… yuan.
they?

｛

How much is the shirt？ It’s… yuan.
it?

｛

Where are the dogs? They are…
they?

｛

it?\ she?\ he?
Where is the supermarket?\ the dog? It’s ….

四． any 和 some 用法：
(1) any和some后都要加名词复数： Do you have any dresses?\ coats?\ pajamas?
We have some skrits.
(2) any用在疑问句和否定句， some用在肯定句： Do you have any coats?
Yes, we have some.
No, we don’t have any.

五．主格、宾格、物主代词用法：

主格（一句话首个单词）
宾格 (动词后用宾格)
形容词性物主代词 （谁谁谁的…）
第一人称
I
me
my 我的
we
us
our 我们的
第二人称
you
you
your 你的，你们的
第三人称单数
he
him
his 他的
she
her
her 她的
第三人称复数
they
them
their 他们的
例： 主格 宾格
She likes her.
He likes him.
He likes me.
They know them.

主格 物主代词
She likes her family.
He likes his family.
I like my family.

物主代词
His father is a …
Her mother is a ….
My father is a …

六． W词的意思：

What 什么 What does she do?
Where 哪里 Where is the supermarket?
Who 谁 Who are you?
When 何时 When do you go to school?
Why 为什么
Whose 谁的 Whose book is it?
How 怎么 How many…? 多少
How much…? 价钱