Unit3 Is this your pencil?Section A Grammar Focus-3c课件(共31张PPT)

(共31张PPT)
Unit 3
Unit 3
Is this your pencil
this
that
these
those
Is this a pencil box
Yes, it is.
Is this a pencil
Yes, it is.
Is that a ruler
No, it isn't. It's a key.
Are these books
Yes,they are.
Are those books
No,they aren't.
They're pencil boxes.
疑问句中this 和that ,回答是用 来代替。
如：
Is this your eraser
Yes, it is.
No, it isn’t.
Is that your dictionary
Yes, it is.
No ,it isn’t.
it
疑问句中these 和those ,回答是用 来代替的。
如：
Are these your books
Yes, they are.
No, they aren’t.
Are those your books
Yes, they are.
No ,they aren’t.
they
Is this a / an …
Yes, it is.
No, it isn’t. It’s a/an…
pen 钢笔
Guessing game
Is that a / an …
Yes, it is.
No, it isn’t. It’s a/an…
eraser 橡皮
Guessing game
Are these …
Yes, they are.
No, they aren't.They are…
books
Guessing game
Are those…
Yes, they are.
No, they aren't.They are…
dictionaries
字典
Guessing game
Yes, it is.
It's mine (=my schoolbag).
Is this your schoolbag
No, it isn't.
It's his.(=his ruler)
Is that your ruler
Are these your books
No,they aren't.
They're hers .(=her books.)
mine
his
hers
我的xx
他的xx
她的xx
我的
他的
她的
my
his
her
你的
your
yours
你的xx
名词性物主代词
形容词性物主代词
名词性物主代词
形容词性物主代词
+
名词
=
This is my pencil.
This is mine.
名词性物主代词
形容词性物主代词
+
名词
=
pencil
my
mine
+
=
That is his pencil box.
That is his.
These are her schoolbag.
These are hers.
Those are your books.
This is yours.
It is my pen.(它是我的钢笔）
The pen is mine. (钢笔是我的)
That is her eraser.（那是她的橡皮）
That eraser is hers. (那橡皮是她的)
Those are his books.（那些是他的书）
Those books are his. (它们是他的)
名词性物主代词
Summary 一起读
Is this/that your …
Yes, it is. It’s mine.
No, it isn’t. It’s hers/his.
schoolbag
dictionary
eraser
pencil box
Are these/those your …
Yes, they are. They’re mine.
No, they aren’t. They’re hers/his.
books
rulers
Is this/that your …
--Yes, it is. It’s mine.
--No, it isn’t. It’s hers/his.
Are these/those your …
--Yes, they are. They’re mine.
--No, they aren’t. They’re hers/his.
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
我家人的照片
名词所有格。
1. 表示无生命事物的所有关系，
用“名词 + of + 名词”结构，表示前者属于后者。
2. 表示有生命事物的所有关系：
the photo of my family
例如：安娜的 Anna’s 鲍勃的 Bob’s
名词所格的构成方法：
一般的单数名词在词尾直接加“'s” Tom’s book 汤姆的书
my uncle’s car
我叔叔的小汽车
以-s结尾的复数名词在词尾加“’” the students’ basketball
学生们的篮球
不规则复数名词在词尾加“'s” Women’s Day 妇女节
Children’s Day 儿童节
名词性物主代词
mine，hers, his, yours 等是名词性物主代词，相当于一个名词，可以在句子中单独使用。它相当于“形容词物主代词 + 名词”。而形容词性物主代词只能和名词在一起使用。
例如：
This is your ruler. It’s not my ruler.
(= This is your ruler. It’s not mine.)
这是你的尺子，它不是我的。
Those aren’t his books. They’re her books.
(= Those aren’t his books. They’re hers. )
那些书不是他的。它们是她的。
形容词性物主代词和名词性物主代词表
人称 一 二 三
单 复 单/复 单 单 单 复
形代 my our your his her its their
名代 mine ours yours his hers its theirs
一般疑问句是在句子中用提问的方式提供一些信息，要求对方用 Yes 或 No 回答的疑问句。
由 be 动词（am，is，are）引导的疑问句结构是：
“be + 主语 + 其他部分？”
含有 be 动词的一般疑问句。
Is that your bike ↗ 那是你的自行车吗？
Are they your friends ↗ 他们是你的朋友吗？
其答语：
肯定回答：Yes, 主语 + be (am, is, are)
否定回答：No, 主语 + be (am, is, are) not
-- Is this your pencil ↗ 这是你的铅笔吗？
-- Yes, it is./ No, it isn’t. ↘ 是的。/不是。
Yes, it ___.
Is ____ his ruler
Are _____ my pencils
Yes, ____ are.
No, it ____.
Is ____ your book
No, they ______.
Are _____ her pens
this
these
isn’t
they
that
those
is
3a
Complete the questions and answers about each picture.
Yes, it is.
No, they aren’t.
No, it isn’t.
Yes, they are.
aren’t
1. Is this her ruler
2. Is that her ruler
3. Are these his pencils
4. Are those Anna’s books
Yes, _______. They’re ___.
No, ______. ___ Sally’s.
No, __________. ________ mine.
Yes, ____. It’s _____.
Read the questions and complete the answers.
it is
3b
hers
it isn’t
It’s
they are
his
they aren’t
They’re
3c
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!
Is this your eraser
No, it isn’t./Yes, it is. It's mine.