人教版初二英语上册语法知识

初二英语上册语法知识主要有:1、形容词和副词的比较等级(原级，比较级和最高级)
比较级是用于两者间的比较，即比较级+than
结构。最高级表示三者或三者以上的人或事物的比较，形容词最高级前一定要加the
,后面可以带of
或in
短语来说明比较范围。如
He
is
the
tallest
in
our
class,
2.
要掌握as
--as
--和not
as(so
)
--as--句式。表示两者当中在某一方面相同时用as
--as
--,如I
think
science
is
as
important
as
math.表示甲在某一方面不如乙时要用not
as
(so)
--as--如He
did
not
come
as\so
early
as
Wang
Lin.
3动词的种类:分行为动词、连系动词、助动词、和情态动词四种。
4、动词的时态。
(1)现在进行时可以用来表示按计划或安排将要进行的动作，有意图或打算等含义。如
What
are
you
doing
for
vacation?
I'm
visiting
my
friends
in
Hong
Kong.
(2)
"be
going
to
+动词原形”表示将要发生的事或打算、计划、决定要做的事情。如
We
are
going
to
the
Great
Wall
on
Sunday
morning.
5,
简单句的五种基本类型
S
+V
We
often
exercise.S
+
V
+O
He
likes
swimming.S
+V+
P
They
are
my
friends.
S
+V
+INO+
DO
.She
gave
me
a
gift.
S+V+O+OC
He
made
the
boy
laugh.等
6宾语从句:(1)由that
引导(that
在口语或非正式文体中常省略)如
I
don't
think
(that
)
she
can
speak
French.
(2)
由连接代词或连接副词引导，如
I
want
to
know
where
she
lives.
(3)
由whether
或if
来引导(口语中常用if
)
She
asked
me
if
she
could
borrow
these
books.