Unit3 SectionA (GrammarFocus-3c) 课件（新目标七年级上册Unit 3 Is this your pencil?）

(共37张PPT)
Choose one apple. Then say the word or phrase in English.
铅笔
书
橡皮
文具盒
字典
书包
老师
劳驾;
请原谅
pencil
book
eraser
dictionary
pencil box
teacher
schoolbag
1
2
excuse me
6
3
4
5
7
8
Warming up
Choose one card. Then say the sentence in English.
1. 这是你的铅笔吗？
2. 这些是你的书吗？
3. 谢谢你的帮助。
4. 那是你的橡皮吗？
5. 那些是你的字典吗？
6. 不客气。
1. Is this your pencil
2. Are these your books
3. Thanks for your help.
One
Two
Three
4. Is that your eraser
5. Are those your dictionaries
6. You’re welcome.
Five
Four
Six
There is a dictionary, a book, two erasers and three pencils at the lost and found.
Can you help to find the owners of these things You can ask your classmates.
Lost
Found
Presentation
在失物招领处
How can we find the owners by asking questions
And how to answer these questions
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.
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
请总结含be动词的一般疑问句结构和简略回答。
一般疑问句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。朗读一般疑问句时用升调，对其回答时用降调。本单元我们学习的是含有be动词的一般疑问句。
语法概述
Presentation
1) 结构： Be动词(am/is/are)+主语+其他
2) 肯定回答：Yes, 主语+be动词(am/is/are).
主语和be动词不能缩写。
3) 否定回答：No, 主语+be动词(am/is/are)+not.
通常is、 are和not要缩写， 但am和not不能缩写。
4) 如果一般疑问句主语是this、that、these或those，回答时用it指代this或that；用they指代these或those。
—Is this your pen 这是你的钢笔吗？
—Yes, it is. 是的，它是。
—Are these your books 这些是你的书吗？
—No, they aren’t. 不，它们不是。
不可以缩写成it’s
含be动词的肯定句变一般疑问句，可以采用“一提、二变、三问号”的方法。
一提：be动词提到句首，且首字母大写。
2) 二变：
3) 三问号：将句末的句点改为问号。
1) 变大小写
2) I变you; my变your; ta不变
注意：be动词要跟着变！！！
He is a student. (改为一般疑问句)
Is he a student
I am Li Lei. (改为一般疑问句)
Are you Li Lei (第一人称变为第二人称)
These are my books. (改为一般疑问句)
Are these your book (my变为your)
That’s my book. 那是我的书。(陈述句)
book 那是你的书吗？(一般疑问句)
, . 是的，它是。(肯定回答)
, . 不，它不是。(否定回答)
Is
that
your
Yes
it
is
No
it
isn’t
These are my books. 这些是我的书。(陈述句)
这些是你的书吗？(一般疑问句)
, .是的，它们是。(肯定回答)
, .不，它不是。(否定回答)
Those are my teachers. 那几位是我的老师。(陈述句)

那几位是你的老师吗？(一般疑问句)
, . 是的，他们是。(肯定回答)
, . 不，他们不是。(否定回答)
Are
these
your
books
Yes
they
are
No
they
aren’t
Are
those
your
teachers
Yes
they
are
No
they
aren’t
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, ____ _______.
Is that
they are
it isn’t
it is
Are these
they aren’t
将下列句子变为一般疑问句，并作简略回答。
1. This is Gina.
2. That is his brother.
3. He is my good friend.
4. These are nice pictures.
5. Those are schoolbags.　　
Is this Gina
Is he your good friend
Are these nice pictures
Are these schoolbags
Yes, it is. / No, it isn’t.
Is that his brother
Yes, it is. / No, it isn’t.
Yes, he is. / No, he isn’t.
Yes, they are. / No, they aren’t.
Yes, they are. / No, they aren’t.
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.
Are those her keys Yes, they are./No, they aren’t. They’re mine.
my pencil
her pencil
his schoolbag
his pen
her books
my keys
请找出所有的物主代词，并解释其含义。
表示所有关系的代词叫作物主代词。物主代词分为形容词性物主代词和名词性物主代词两种。
语法概述
Presentation
数/人称 类别 单数 复数 第一 人称 第二 人称 第三人称 第一 人称 第二人称 第三
人称
形容词性物主代词 my your his her its our your their
名词性物主代词 mine yours his hers its ours yours theirs
含义 我的 你(们)的 他的 她的 它的 我们的 你（们）的 他/她/它们的
1）形容词性物主代词在句中作定语， 修饰名词。
2）名词性物主代词相当于“形容词性物主代词+名词”，其后不能再接名词。
3）名词性物主代词在句中可作主语、宾语、表语等。作主语时，谓语动词的单复数形式由名词性物主代词所指代的名词的数来决定。
This is my dictionary. His is on the desk. 这是我的词典。他的（词典）在书包里。（指代His dictionary, 故be 动词用is）
—Are these his books 这些是他的书吗？
—No, his are in the schoolbag. 不，他的（书）在书包里。（指代his books, 故be 动词用are）
Are those ID cards _______(you)
yours
your
This is _____(she) shirt.
hers
her
Is this _____ (you) pencil
yours
your
The watch is _____( I ).
my
mine
1. This is ______ book. Yours is in the schoolbag.
A. my B. me C. I D. mine
2. —Is that _____ schoolbag —No. ______ is white.
A. his; His B. her; His C. he; His D. her; Her
3. —Is this _____ dictionary
—No, it isn’t _____.
A. his; her B. hers; his C. your; mine D. your; my



Is ________ your book
Are ________ my pencils
Is _______ his ruler
Are ________ her pens
Yes, it is.
No, it _______.
Yes, ______ are.
No, they aren’t.
Yes, it _____.
No, it isn’t.
Yes, they are.
No, they ______.
this
isn’t
these
they
that
is
those
aren’t
3a Complete the questions and answers about each picture.
根据图片补全问句和答语。
一般疑问句主语是this/that/these/those，
回答时用it指代this/that；用they指代these/those。
1. Is this her ruler Yes, _______. It’s ______.
2. Is that Eric’s schoolbag No, _______. ______Sally’s.
3. Are these his pencils Yes, _________. They’re ______.
4. Are those Anna’s books No, __________. ________ mine.
it is
hers
it isn’t
It’s
they are
his
they aren’t
They’re
3b Read the questions and complete the answers.
阅读问句并补全答语。
Is this your eraser
No, it isn’t.
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!
在老师的盒子里放一些物品，然后取出一件物品并找到物品
的主人。你只可以猜两次！
Doraemon comes to help to find the owners of these things.
Lost
Found
Is this your book, Da Xiong
Yes, it is. It’s mine.
Is that your dictionary, Xiao Fu
No, it isn’t. You can ask Jing Xiang. I think it’s hers.
Are these your erasers, Jing Xiang
Yes, they are. They’re mine.
Are those your pencils, Pang Hu
No, they aren’t. You can ask Xiao Fu. I think they’re his.
用括号内所给单词的适当形式填空。
1) —Is that _____(she) pencil box —Yes, it’s _____(her).
2) _____(he) name is Dale. ____(he) is a teacher.
3) —Is this ______ (you) dog —No, ______(my) is white.
4) —Are these ______(you) pens —Yes, they are _____(her).
5) Paul’s jacket is black. What about ______(you)
6) —Is that ________(Anna) green eraser.
— No, it isn’t. The red eraser is ______(her).
7)—Is the blue pencil _______(your), Linda
－No, it isn’t. It’s ________(Bob).
8) That isn’t ______(Eric) schoolbag. ______(his) is red.
Exercises
her
hers
His
He
your
mine
your
hers
yours
Anna’s
hers
yours
Bob’s
Eric’s
His
按要求完成下列句子，每空一词。
1) Is that her ruler （做肯定回答）
, .
2) Is she your friend （做否定回答）
, .
3) This is my book.（改为一般疑问句）
book
4) Those are her erasers.（改为一般疑问句）
her erasers
5) Is this her schoolbag （改为陈述句）
.
Exercises
Yes it is
No she isn’t
Is this your
Are those
This is her schoolbag.