Unit 3 Is this your pencil? Section A Grammar Focus-3c 课件 (共18张PPT)

(共18张PPT)
Unit 3 Section A Grammar Focus- 3c
Learning Aims
1、掌握词汇。本课词汇多为物品名词，学会用英语询问物品的归属关系。
2、掌握以be动词引导的一般疑问句。
3、掌握名词性物主代词的用法。
4、理解失物招领和寻物启事，同时可以写出两则类似的启事。
Is this your schoolbag
Yes, it is. It’s mine.
my schoolbag
Revision:
这是你的铅笔吗？____ ____ your pencil
是的，它是我的。Yes, ____ ____. It’s ______.
不是，它是她的。No, ____ ______. It’s _____.
Is this
mine
it isn’t
it is
询问物品所属关系的一般疑问句
hers
2. 这是他的绿色钢笔吗？ ____ this ____ green pen
是的。/ 不是。 Yes, ___ ___. / No, ___ _____.
蓝色钢笔是他的。The _____ _____ is _____.
Is his
it is
it isn’t
blue pen his
3. 那是你的书包吗？____ _____ your schoolbag
是的。Yes, ___ ___.
不是，是他的。 No, ____ _____. _____ his.
Is that
it is
it isn’t
It’s
4. 这些是你的书吗？ ______ ______ your books
是的。Yes, _____ ____.
不是，它们是她的。 No, _____ ______. ________ hers.
5. 那些是她的钥匙吗？____ _____ her _____
是的。Yes, ____ ____.
不是，它们是我的。 No, _____ ______. ________ mine.
Are these
they are
they aren’t
They’re
Are those keys
they are
they aren’t
They’re
Is this your pencil Yes, it is. It’s mine. / No, it isn’t. It’s hers.
Is this his green pen Yes, it is / No, it isn’t. The blue pen is his.
Is that your schoolbag Yes, it is. / No, it isn’t. It’s his.
Are these your books Yes, they are. / No, they aren’t. They’re hers.
Grammar Focus
Are those her keys Yes, they are. / No, they aren’t. They’re mine.
it’s ＝ it is isn’t＝is not aren’t＝are not
1. it is = ______ 2. they are = _______
3. is not = _______ 4. are not = _______
5. that is = _______ 6. name is = ________
it’s
写出下列表达方式的缩写形式。
they’re
isn’t
aren’t
that’s
name’s
1. be动词与指示代词保持一致： this / that用is, these / those用are。
2. 一般疑问句的基本结构: be动词(am / is / are) + 主语 + 其他部分？
3. 简略回答：用it代替this / that, 用they代替these / those。
询问物品所属关系的一般疑问句
4. 询问物品所属关系：
单数: Is this/that your/her/his …
复数: Are these/those your/their …？
简略回答：
单数: Yes, it is. / No, it isn’t.
复数: Yes, they are. / No, they aren’t.
形容词性 物主代词 名词性
物主代词
my mine
our ours
your yours
his his
her hers
its its
their theirs
人称代词
主格
I
We
You
He
She
It
They
Is _______your book
Are _______my pencils
Is _______ his ruler
Are ________ his pens
Yes, it is.
No, it _______.
Yes, ______ are.
No, they aren’t.
Yes, it _____.
No, it isn’t.
Yes, they are.
No, they ______.
Complete the questions and answers about each picture.
this
isn’t
these
they
that
is
those
aren’t
3b
Read the questions and complete the answers.
1. Is this her ruler
2. Is that Eric’s schoolbag
Yes, _______. It’s ________.
No, ________. ______ Sally’s.
it is
hers
it isn’t
It is
3. Are these his pencils
4. Are those Anna’s books
Yes, _________. They’re ____.
No, __________. _______ mine.
they are
his
they aren’t
They’re
Conversations:
Yes, it is.
It’s my schoolbag.
Is this your schoolbag
Is that your book
No, it isn’t .
It’s his book.
I. 根据语境，从括号中选择恰当的单词填空。
1. This isn’t _______(your / yours) ruler. _______(Your / Yours) is yellow.
2. —Is that Anna’s jacket
—Yes, it’s _______(her / hers).
3. It’s my pen. The map is _______(my / mine), too.
4. Tom has many CDs. This one must be _______(he / his).
his
your
Yours
hers
mine
II. 根据括号内的要求完成下列各题, 每空一词(含缩略形式)。
1. These are my keys. (改为同义句)
These keys _______ _______.
2. This is my telephone. (改为一般疑问句)
_______ _______ _______ telephone
3. Is that his eraser (改为复数形式)
_______ _______ his ________
4. —Are these her boxes (补全否定答语)
—No, _______ _______.
5. —Is this her photo (补全肯定答语)
—Yes, _______ _______.
it is
are mine
Is this your
Are those erasers
they aren’t
1.指示代词
单数
复数
this
that
these
those
时间或空间上较近的人或物
时间或空间上较远的人或物
Language points
(1)一般疑问句的概念：能用yes或 no回答的问句就叫一般疑问句。
(2)含有be动词的陈述句变一般疑问句的方法：
※将be动词提至句首
※将句末标点改为问号
※将第一人称变为第二人称，即 I 由 you替换；my 由 your 替换；相应地 am 也变为 are.
2.一般疑问句
(3)含有be动词的一般疑问句的回答方式：
①肯定回答：Yes, 主语+ be (am,is are). 其中be动词不能与主语缩写。
②否定回答：No, 主语+ be (am, is, are)+not. 其中 be可以与 not 缩写，但 am不能与 not 缩写。
(4)一般疑问句的语调：读一般疑问句用升调 ↑，其简略回答用降调 ↓。
Yes / No questions and short answers
A: Is this / that ...
B: Yes, it is. / No, it isn’t.
A: Are these / those...
B: Yes, they are. / No, they aren’t.
名词性物主代词
hers, his, mine, yours, its, theirs
1. Review Grammar.
2. Preview Section B 1a-1e.