内容正文:
课课帮·初中英语
139
一、be 动词
一、考点用法梳理
在一般现在时的句子中,系动词be
有三种形式:am,
is和are。系动词be的形式随
主语的数而有所变化。
主语 be动词的形式
I am
he/she/it is
we/they/you are
二、考点清单解读
一般现在时中be动词的词形变化
be动词形式
主语
肯定形式 否定形式
正常形式 缩写形式 注意 正常形式 缩写形式
I I
am Im
we/they/you
we/they/you
are
were/theyre/
youre
两个以上的人或
物或名词复数
Lily
and
Mary/
brothers
are
无
he/she/it he/she/it
is hes/shes/its
单数名词或不可
数名词
my
mother
is/
money
is
my
mothers/
moneys
be动词
后面没
有词时,
不用缩
写形式
I
am
not Im
not
we/they/you
are
not
we/they/you
arent
Lily
and
Mary/
brothers
are
not
Lily
and
Mary/
brothers
arent
he/she/it
is
not he/she/it
isnt
my
mother/
money
is
not
my
mother/
money
isnt
三、be动词用法小口诀:
我(I)是am,你(you)是are,is去找3个他(he)/她(she)/它(it),单数is,复数are。
1.I
in
Class
Four
Grade
Seven.
(be)
2.
you
from
Shanghai?
(be)
3.Who
the
man
over
there?
(be)
4.Betty
and
Mike
in
different
classes.
(be)
5.My
parents
both
teachers.
(be)
答案:1.am 2.Are 3.is 4.are 5.are
解析:根据这些句子的主语来判断be动词的正确形式。当主语是I的时候,后面用
am;
当主语是you的时候,后面用are;
the
man
是单数,因此用is;
Betty
and
Mike
作主语,后面用are;
parents是名词复数,后面用are。
140
Ⅰ.用be动词的适当形式填空
1.I
an
English
girl.
2.A
lot
of
new
furniture in
the
living
room.
3.Where the
students
from?
4.On
the
left three
tal
buildings
for
science.
5.The
Smiths in
China
now.
They our
friends.
6.Ten
and
eight eighteen.
7.Betty
and
I
in
the
same
class.
8.This
is
my
friend.
Her
name
Lily.
9.—Where
the
post
office?
—It
behind
the
building.
10.It
a
beautiful
shirt,
and
I
like
it.
Ⅱ.单项填空
( )11.Their
classroom
over
there.
A.are B.is C.am D./
( )12.—Are