Unit 2 Section A (Grammar Focus-3c)课件（58张PPT）

Section A (Grammar Focus-3c)
七年级英语上（RJ）
教学课件
Unit 2
This is my sister.
学习目标
1.学习介绍别人的句型，一般疑问句及其特殊疑问句。
2.单数句变复数句。
3.指示代词，人称代词和物主代词的用法。
Let’s meet Dave’s family.
__________Dave. This is my father.
father
My name’s
_______my_______.
mother
This is
mother
parents
_________my_______.
parents
These are
That is my___________.
grandfather
grandfather
_____________________.
grandmother
That is my grandmother
________my____________.
grandparents
Those are
grandparents
And that’s my sister.
________my________.
sister
brothers
Those are
brothers
friends
__________________.
These are my friends
This is Xia Yu.
That’s his family.
Who’s he?
He’s his _________.
brother
Who’s she?
She’s his _________.
Who’s he?
He’s his _________.
Who’s she?
She’s his _________.
sister
mother
father
1. 这是我的朋友简。 _____ ______ my friend Jane.
2. 那是我的爷爷。 _____ my grandfather.
3. 这是我的兄弟们。 _____ ____ my brothers.
Fill in the blanks.
This is
That’s
These are
4. 那是我的父母亲。
_____ _____ my parents.
5. 她是谁？______ she?
6. 她是我的妹妹。 She’s my ______.
7. 他是谁？______ he?
8. 他是我的弟弟。 _______ my brother.
Those are
Who’s
sister
Who’s
He’s
9. 他们是谁？ Who ____ they?
10. 他们是我的祖父母。 _______ my grandparents.
are
They’re
5. that’s 是that is的缩写形式。当人称代词、指示代词及疑问词与be动词am, is, are等连用时，为了简便常用缩写的形式。大家试着写出下列缩写形式：
who is = ________ who are = _______
they are = _______ I am = _________
she is = ________ he is = _________
it is = ________ what is = ________
who’s
who’re
they’re
I’m
she’s
he’s
it’s
what’s
This is my friend Jane. That’s my grandfather.
These are my brothers. Those are my parents.
Who’s she? She’s my sister.
Who’s he? He’s my brother.
Who’re they? They’re my grandparents.
Attention!
that’s
＝ that is who’re
＝ who are
Who’s
＝ who is They’re
＝ they are
A: Is she your sister?
B: No, she isn’t. She’s my friend.
Look and say
A: ______your brother?
B: No,________. _____my
friend.
Is he
he isn’t
He’s
A: ______your sister?
B: ___________. _____my aunt.
Is she
No, she isn’t
She’s
Look at the pictures and complete the conversations.
看图完成下列对话。
Practice
Jane’s brother
Jane’s mother
Jane’s father
Jane’s friends
Jane’s sister
Jane
Is this your father?
Yes, it is.
Practice
Is this your sister?
No, it isn’t. It is my mother.
Are these your friends?
Yes, they are.
Are these your brother and sister?
Yes, they are.
A: Is this/that your sister?
B: Yes, it is. /No, it isn’t.
A: Are these/those your parents?
B: Yes, they are. / No, they aren’t.
A: Is this boy/ he/ she/ Jack your friend/classmate?
B: Yes, he/she is ./ No, he/she isn’t.
Who’s this?
A: Is this her …?
B: Yes , he/she is. / No, he/she isn’t.
He’s her grandfather.
A: Is this her …?
B: Yes , he/she is. / No, he/she isn’t.
She’s her mother.
1.be配对人称代词
语境领悟
I am your friend.我是你的朋友。
You are my friend.你是我的朋友。
She/He is my teacher.她/他是我的老师。
It is a book.它是一本书。
They/We/You are from London.
他们/我们/你们来自伦敦。
自主归纳
研读以上例句可知,人称代词与be的搭配情况如下:
am
are
is
are
Ⅰ
Ⅱ
Ⅰ.用be动词的适当形式填空
1.They 　　　　　from Tianjin.?
2.She 　　　　　a beautiful girl.?
3.She and I 　　　　　students.?
4.We 　　　　　their friends.?
5.He 　　　　　a good boy.?
are
is
are
are
is
1. I am Bob.
2. They are in the lost and found case.

3. Her telephone number is 563902.

4. Cindy and Alan can swim.
将下列句子改为否定句。
I am not Bob.
They are not (aren’t) in the lost and found case.
Her telephone number isn’t 563902.
Cindy and Alan can not (can’t) swim.
1. I am Bob. 否
2. They are in the lost and found case. 肯

3. This dictionary is black. 否

4. Cindy and Alan can swim. 肯/否
将下列句子改为一般疑问句，并做肯定或否定回答。
Are you Bob? No, I’m not.
Are they in the lost and found case? Yes, they are.
Is this dictionary black? No, it isn’t.
Can Cindy and Alan swim? Yes, they can. /No, they can’t.
I am Bob.

2. They are in the lost and found case.

3. Her telephone number is 563902.

4. This dictionary is black.

5. My father is very well today.

6. Alan is in Row Five.

7. That’s a black and white cat.

8. My cousin is twenty-four years old.
划线提问.
are you?
are they?
is her phone number?
is this dictionary?
is your father today?
is Alan in?
Who
Where
What
What color
How
What row
is that?
What
is your cousin?
How old
特殊疑问句
= 疑问词+简短一般疑问句
句型转换
1. It’s his family photo. (改为复数句)
　　　　　 　　　　　his family　　　　　.
2. Are those jackets? (改为单数句)
　　　　　that　　　　　 　　　　　?
3. They are girls. (改为单数形式)
　　　　 　　　　　 　　　　　　 　　　　　.
These are photos
Is a jacket
She is a girl
4. This is my father. This is my mother. (合并为一句, 句意不变)
　　　　　are my　　　　　.
5. That is her sister. (改为复数句)
　　　　　 　　　　　her　　　　　.
These parents　
Those are sisters
3a
Complete the conversation and practice it with your partner.
A: That __ my family. That’s my mother.
B: ______ he?
A: ____ my father.
B: Who’s ___?
A: She’s ____ sister.
B: And who ____ they?
A: ________ my grandparents.
Who’s
my
He’s
is
are
she
They are
1. that’s那是
【语境领悟】
*That’s my brother. 那是我的弟弟。
*—Who’re they? 他们是谁?
—They’re my friends. 他们是我的朋友。
*Who’s the girl? 那个女孩是谁?
Language points
【自主归纳】
缩略词that’s, who’re, who’s, they’re
that’s = that is 那　是
who’re = who are 是　谁
who’s = who is 是　谁
they’re = they are 他们是
【温馨提示】
　　在一般疑问句的肯定简略回答中, 不能用缩略式they’re。
—Are those your parents?
—Yes, they are. (不能用Yes, they’re. )
【学以致用】
①They are my brother and my sister. (对画线部分提问)
　　　　　they?
②It’s a good number. (改为复数形式)
　　　　　good numbers.
Who’re
They’re
2.指示代词
【观察领悟】
1. This is my sister. 这是我的妹妹。
2. Is that a key? 那是一把钥匙吗?
3. Are these your books? 这些是你的书吗?
4. Those are yellow rulers. 那些是黄色的尺子。
【知识构建】
自主归纳
研读以上例句可知:“Is this/that your...?”用于询问“这/那是你的……吗?”是一般疑问句,它的肯定回答为:　　　　　,　　 　　;否定回答是“No,it isn’t.”;“Are these/those your...?”用于询问“这/那些是你的……吗?”也是一般疑问句,它的肯定答语为“Yes,they are.”;否定答语为“　　　　　,　　　　　　　　　　　.”。指示代词作主语并用于问句中时,回答一般用　　　　　 代替this和that,they代替these和those。?
Yes,they are.作简单答语时不可以缩写成“Yes,they’re.”。
Yes
No
it is
they aren’t
it
2.给某人介绍第三者
语境领悟
Mom,this is Danny.妈妈,这是丹尼。
Tom,this is my friend Mary.
汤姆,这是我的朋友玛丽。
自主归纳
研读以上例句可知,把某人介绍给第三者时,常用“　　　　　　　　　　 ...”句型,不用“That is...”或“She/He is...”。?
拓展引申
打电话向对方介绍自己时,要用“This is...”;询问对方是谁时,用“Who’s that?”或“Is that...?”。
This is
学以致用
用this,that,it,these,those,they填空
(1)—Is 　　　　　　　　your pen??
—No,　　　　　 isn’t.　　　　　 is her pen.?
(2)—What are 　　　　　　　　　　??
—　　　　　　 are books.?
(3)—What are 　　　　　　　　over there??
—They are oranges.
this/that
it
It
these/those
They
those
Ⅰ
Ⅱ
3、人称代词
【观察领悟】
1. She’s my sister. 她是我的姐姐。
2. He’s my brother. 他是我的哥哥。
3. Hi, I’m Jenny. 嗨, 我是珍妮。
4. They’re my grandparents. 他们是我的 (外) 祖父母。

人称代词分为主格(I,you,he,she,it,we,you,they)和宾格(me,you,him,her,it,us,you,them)两种形式,主格作主语,宾格作宾语或表语。
1.人称代词的格与数
me
us
you
you
him
her
it
them
Ⅰ
Ⅱ
单　数 复　数
主　格 宾　格 主　格 宾　格
第一人称 I me we us
第二人称 you you you you
第三人称 he
she
it him
her
it they them
（2）人称代词既可指人, 也可指物。在句中作主语时要用主格人称代词, 且谓语动词的数要与其保持一致, 作宾语时要用宾格人称代词。
【学以致用】
根据词义用单词的适当形式填空。
1. 　　　　　 (她) is a teacher.
2. 　　　　　 (他) is a good boy.
3. 　　　　　 (它) is in the classroom.
4. 　　　　　 (你) are very smart today.
5. 　　　　　 (你们) are students.
She
He
It　
You
You
6. 　　　　　 (我) can’t find my ruler. Where is　　? (它) ?
7. 　　　　　 (我) am a student. 　　　　　 (我) like English very much.
8. 　　　　　 (他) is my brother.
9. I like her pencil case. 　　　　　 (它) is nice!
10. 　　　　　 (他们) are playing ping-pong in the park.
I
it　
I
I
He
It
They
人称代的主格和形容词性物主代词
I we you he she it they
人称代词的主格
我 我们 你，你们 他 她 它 他们 做主语

my our your his her its their
形容词性物主代词
我的 我们的 你的，你们的 他的 她的 它的 他们的 做定语
___ is my mother. ___ is my father. They are teachers.
– Are these your brothers?
– Yes, _____ are.
3. ___ name is Gina. __ am a student.
4. – What’s ____ name?
– His name’s Tony.
5. – What’s his telephone number?
– ____ is 643-0274.
He
they
I
his
It
根据句子意思填入适当的代词。
She
My
选词填空
I　me　him　he　they　them　my
1.　　　　　 am a middle school student.?
2.　　　　　 are my good friends.?
3.　　　　　 is a clever boy.?
4.He is in hospital.You should (应该)go to see 　　　　　 .?
5.They are over there.You can go to play with 　　　　　 .?
6.That man is 　　　　　father.?
7.Can you tell 　　　　　where is the school??
I
They
He
him
them
my
me