Exercise 2
It It They He She We
1. ____________ are brother and sister. 2. ____________ is a big city. 3. ____________ is clever. 4. ____________ are friends. 5. ____________ is yellow. 6. ____________ is a girl.
1.人称代词主格。
2.Be动词用法。 3.含有be动词的肯定句、否定句和 一般疑问句。
变一般疑问句和否定句并作两种回答。
4).The pencils are new.
The pencils aren’t new. Are the pencils new?
Yes, they are . No, they aren’t.
Sum up
ØWhat have we learnt today?
1）主格人称代词通常用来指代人，动物和物 品。 2）表示“我”、“你”、“他”、“她”、 “它”、 “我们”、 “你们”、“他们”的 词。 3）人称代词有人称、数和格的变化。
主格人称 代词 第一人称
第二人称
第三人称
单数 主格
I
（我）
you （你）
he （他）;
she （她）
it
（它）
复数 主格 we（我们）
疑问形式
I am He is You are
Are you Is he Are you
变否定句和一般疑问句并作两种回答。
1).I am a girl.
I’m not a girl. Are you a girl?
Yes, I am. No, I’m not.
变否定句和一般疑问句并作两种回答。
2).She is my mother.
She isn’t my mother. Is she your mother?
Yes, she is . No, she isn’t.
变否定句和一般疑问句并作两种回答。
3).My birthday is in May.
My birthday isn’t in May. Is your birthday in May? Yes, it is . No, it isn’t.
Tom, Betty and Bunny, they are good friends.
你是 you
女她she
男他he
我是 I
物它物 它是 it
我们we We are friends.
You are sheep.
你们you
他/她/它们
they, they they
New lesson人称代词源自amisare
they
she you
we
he I
it
be 有 am, is, are 我(I) 用 am, 你(you) 用are is 连着他(he)，她(she)，它(it)
我们(we), 你们(you), 他们(they), 要用are
单数名词用is
复数形式要用are
practice
用be动词填空。 1). He __is_pretty. 2). You _a_r_e_ students. 3).What _is__your favorite subject? 4). My parents _ar_e_both teachers. 5). _A_r_e_you Mary? 6). I _a_m_ 12 years old.
you（你们）
they（他/她/它们）
prectice Exercise 1
写出相应的主格人称代词P3
Betty
she
a rabbit
it
Betty and Tom
they
a city
it
my sister she
Exercise 1
a pen
it
Tom
he
my brother and I
we
the dogs they
Unit1 主格人称代词和Be动词
Subject pronouns and be
Hi, I am Tom, I’m a boy.
She is Betty. She’s my sister.
I’m a boy , You’re a girl.
Bunny is a rabbit. He is clever.
缩略形式
I am you are
he is
she is it is we are
they are
= I’m = you’re
= he’s = she’s = it’s = we’re
= they’re
否定形式
am not is not
= 不缩写 = isn’t
are not = aren’t
can not = can’t