Unit 3 Is this your pencil? SectionA(Grammar-3c)课件2022-2023学年人教版七年级上册英语(共17张PPT)

(共17张PPT)
Unit 3
Is this your pencil
Learning aims(学习目标) 1'
1.掌握名词性物主代词的用法，以及与形容词性物主代词的区别。
2.掌握一般疑问句的用法。
Task 1 Grammar Focus P15
Guide 1 Read these sentences by yourself. 2’
Check Read these sentences in pairs. 3’
Guide2 3’
1,观察Grammar Focus中的句子，左栏的句子都是一般疑问句。
总结一般疑问句的构成方式：把____\_____提前，句尾的标点符号用_____,读时用_____(升调\降调)。
2、对比左右两栏的句子，回答下列问题。
Is this your pencil
肯定回答是______________
否定回答是______________
Are those her keys
肯定回答是___________________
否定回答是___________________
3、通过学习，我们又学会了几个缩略词，如：
it is=______, is not=______, are not=______
is
are
问号
升调
Yes, it is.
No, it isn’t.
Yes, they are.
No, they aren’t.
it’s
isn’t
aren’t.
单数 人称代词 形容词性物主代词 名词性物主代词
主格 宾格
I me my mine
you you your (你的) yours
he him his his
she her her hers
it it its its
复数 we us our ours
you you your (你们的) yours
they them their theirs
Guide 3 Learn the chart. 3'
形容词性物主代词与名词性物主代词的区别 1'
物主代词/分两家, 形容词性/名词性。
形容词性能力差, 自己不能来当家。
句子当中作定语, 身后定把名词加。
物主代词名词性, 相当名词可单用。
his, its无变化, my和mine要牢记。
其余变形规律化, 形容词性后加s尾巴。
Check 3'
用所给词的适当形式填空
1. Alice and Bill are　　　　　 (I) good friends.
2. These books are　　　　　 (I) .
3. The girl is Ann and this is　　　　　 (she) mother.
4. This book is　　　　　 (she) .
5. 　　　　　 (her) is Susan, my sister.
6.The classroom is (our).
7.The dictionary isn't Tom's. is over there.
8.My dictionary is different from (不同于) (your).
my
mine
her
hers
She
ours
His
yours
They’re
Task 2 2’
Read the questions and complete the answers. P15 3b
Yes, . It’s .
No, . Sally’s.
Yes, . They’re .
No, . mine.
Is this her ruler
Is that Eric’s schoolbag
Are these his pencils
Are those Anna’s books
it is
hers
it isn’t
It's
they are
his
they aren’t
Check1 1’
Check2 Complete the questions and answers about each picture. P15 3a 2’
Is______ your book
Yes, it is.
No. it _______.
Are _____ my pencils
Yes, _____ are.
No, they aren’t.
Is ______ his ruler
Yes, it ______.
No, it isn’t.
Are ______her pens Yes, they are.
No, they______.
is
those
aren’t
they
isn’t
that
this
these
Put some things into the teacher’s box. Then take one thing out of the box and find the owner. You only have two guesses! P15
3c
Is this your eraser
No, it isn’t.
4’
Guide2
Check Find the owner of the eraser. 2’
A: Excuse me. Is this your eraser
B: No, it isn’t. I think it’s her / his eraser.
A: Excuse me. Is this your eraser
C: No, it isn’t. I think it’s her / his eraser.
A: Is this your eraser
D: Yes, it is. It’s my eraser.
A: Here you are.
D: Thank you.
Ⅰ.单项选择
1. —Is this your pencil
—Yes, 　　　.
A. it’s　　　B. it is　 C. its　　　D. is it
2. —Is that Alice’s dictionary
—Yes, it’s　　　.
A. his B. hers C. mine D. yours
3. —Are those Tom’s pens
—No, 　　　aren’t.
A. these　　　B. those　　　C. it　　　D. they
Class work 10'
4. This isn’t　　　book. It’s　　　.
A. my; her　　　　　　　 B. my; hers
C. mine; her　　　　　　　 D. mine; hers
5.-----Eric. is Mike.
-----Hello,Mike.Nice to meet you.
A.She B.He C.It D.This
6.-----Is this his eraser
----- .
A.No,it's my eraser. B.No,it isn't a eraser.
C.Yes,it's my eraser. D.Yes,it's a eraser.
7.Let's call Jenny.This ring is .
A.yours B.hers C.his D.mine
Ⅱ.句型转换
1. That is his schoolbag. (变为一般疑问句)
__ ____ his schoolbag (作肯定及否定回答)
Yes, __ __. / No, __ _____.
2. These are her erasers. (变为一般疑问句)
____ _____ her erasers (作肯定及否定回答)
Yes, _____ ____. / No, ____ _______.
3. This is her green jacket. (改为同义句)
This green jacket is _____.
4. My pen is red. What color is your pen (同义句)
My pen is red. What color is ________
Is that
they are
it isn’t
it is
Are these
they aren’t
yours
hers
5. This is his purple ruler. (改为同义句)
This purple ruler is _____.
6. Your pen is red, my pen is red, too.(改为同义句)
Your pen is red, ______ is red, too.
7.Those dictionaries are yours.（改为同义句）
Those are .
8.These are my pens.(改为否定句)
These my pens.
his
mine
your
dictionaries
are not
Ⅲ.补全对话, 每空一词
A: 　　 me, Mary. 　 these your pencils
B: 　 　, they are Helen’s.
A: And　 　this her eraser
B: No, it　 　. It’s Dale’s.
A: What　 　 this ruler
B: It’s Cindy’s. And the pen is　 , too.
A: And the dictionary Is that yours
B: Yes, it’s　 　.
A: Thank you　 　your help, Mary.
B: You’re　 　.
Excuse
Are
No
is
isn't
about
hers
mine
for
welcome