重点小学新四年级 英语语法知识总结
-
一.
助动词,
p>
be
’
动词
疑问
肯定
否定
用法
助动词
Be
动词
Do
Does
Is
Are
Am
do
does
Is
are
am
don
’
t
doesn
’
t
isn
’
t
aren
’
t
am not
在句子中有实际意义
的动词出
句子中没有实际意义的动词出
现时
现
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
应用
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<
/p>
口诀
词在助动词上加
< br>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?
p>
They
’
re
…
yuan.
they?
How much is
the shirt
?
p>
It
’
s
…
yuan.
it?
Where are
the
dogs?
They
are
…
they?
Where is
the
supermarket? the dog?
It
’
s
…
.
四.
any
和
some
用法:
it? she? he?
(1) any
和
< br>some
后都要加名词复数:
Do you have any
dress
es
? 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
形容词性物主代词
(
谁谁谁的
…
)
格
)
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
he
him
his
他的
单数
she
her
her
她的
第三人称
they
them
their
他们的
复数
例:
主格
宾格
{
{
{
{
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