(共31张PPT)
Unit 3 Is this your pencil
人教新目标版 七年级上
1a-2c优质课
Learning objectives
1. 掌握pencil, pen, book, eraser, pencil box, dictionary, schoolbag, mine, his, hers, help等单词；
2. 初步学习名词性物主代词mine, yours, his, hers的用法；发现名词性物主代词和形容词性物主代词在用法上的区别。
3. 学会询问物品主人的基本句型。
4. 体会一般疑问句的用法，培养学生的猜测判断能力。
Watch a video and answer the questions
How many school things in the girls’ schoolbag
What are they
book
book
notebook
notebook
scissors
scissors
tape
tape
pencil case
pencil case
glue
glue
ruler
ruler
highlighter
highlighter
eraser
eraser
colour pencil
pencil
pen
pen
colour
pencil
pencil
How many school things in the girls’ schoolbag
What are they
a pencil
a pen
a book
a schoolbag
a dictionary
an eraser
What's this
It's a/an ...
an eraser
a pencil box
a ruler
It's a/an ...
What's that
pencils
pens
books
schoolbags
dictionaries
erasers
What are these
They are ...
erasers
pencil boxes
rulers
They are ...
What are those
a pencil
pencils
a book
books
a schoolbag
schoolbags
an eraser
erasers
a pencil box
pencil boxes
a dictionary
dictionaries
单数
复数
-What’s this/that -It’s...
-What are these/those -They’re...
☆
☆
☆
① 一般情况下在词尾加-s。e.g. pen → pens
② 以x, s, ch, sh结尾的词加es。 e.g. box → boxes
③ 以o结尾的词有的加-s, 有的加-es。e.g. photo→photos
④ 以辅音字母加y结尾的单词,变y为i再加-es 。e.g.
dictionary → dictionaries
⑤ 以f或fe结尾的词，变f或fe为v再加-es。 e.g.
knife → knives
名词单数变复数规则
1. pencil __
2. pen __
3. books __
4. eraser __
5. ruler __
6. pencil box __
7. schoolbag __
8. dictionary __
e
g
b
h
c
f
a
d
1a
Match the words with the things in the picture.
Yes, it is.
It's mine.
Oh,
it's messy(凌乱的)
Tom.
Is this your pencil
Tip:
mine = my + n.
mine相当于my加一个名词。
It’s my pencil.
New drills
No, it isn't.
It's hers.
Is this your ruler
Tip:
hers = her + n.
hers相当于her加一个名词。
It’s her ruler.
提示：让学生在情景中感受mine名词性物主代词，借助学生的物品加强感知：询问第一位同学（基础要比较好）Is this your 。。。
学生回答：No, it isn’t. It’s hers.
同样的方式再指着ppt引导学生说出It’s her。。。。，再依次抽一些同学
No, it isn't.
It's his.
Is this your eraser
Tip:
his = his + n.
注意his两种形式是一样的哦。
It’s his eraser.
提示：让学生在情景中感受mine名词性物主代词，借助学生的物品加强感知：询问第一位同学（基础要比较好）Is this your 。。。
学生回答：No, it isn’t. It’s his.
同样的方式再指着ppt引导学生说出It’s his。。这里可以幽默一点和学生互动It’s his. It’s his book. which one is right both of them is ok, because...再强调一下tip. 再依次抽一些同学加强感知。
然后学生已经感知了his，hers, mine的意思和用法了，可以随意拿起教室里的其他物品让学生回答这几个一般疑问句，检测学生，能回答了就说明理解了。
Yes, they are.
Are these
your books
提示：前面学生已经感知了his，hers, mine的意思和用法了，这里让学生感知在情景中感受these 的yes or no问答,
同样的方式借助教室的pens, books 操练Are these， are those....
No, they aren't.
They are his.
Are those
your keys
Is this his bag
No, it isn't.
It's mine.
OK! I kown that.
Next time,
please put your
things in order.
确认物品是否属于对方
辨认单个物品时,
较近处的用Is this ... ; 较远处的用Is that ...
回答时用: yes, it is. / No, it isn't.
Summary
Language points
辨认多个物品时,
较近处的用Are these ... ; 较远处的用 Are those ...
回答时用: yes, they are. / No, they aren't.
读下面的句子，注意划线部分的单词。
It's my pencil. = It's mine.
It's his ruler. = It's his.
It's my eraser. = It's mine.
It's her schoolbag. = It's hers.
They're my pens. = They're mine.
They're his pencils. = They're his.
They're my books. = They're mine.
They're her dictionaries. = They're hers.
物主代词
Tips
hers, his, mine等都是名词性物主代词，
名词性物主代词=形容词性物主代词＋名词
形容词性物主代词
名词性物主代词
A: Is this your pencil
B: Yes, it is. It’s mine.
A: Is that your schoolbag
B: No, it isn’t. It’s his.
A: Are these your books
B: No, they aren’t. They’re hers.
Listen and number the conversations [1-3].
1b
3
2
1
1
=my pencil
=her books
=his schoolbag
Listen and fill the blanks.
Conversation 1
Girl: Are these ______ books
Boy: No,______ aren't. They're ______.
Conversation 2
Woman: Is that ______ schoolbag
Boy: No, _____ isn't. It's ______.
Conversation 3
Boy: Is this ______ pencil
Girl: Yes, it is. It’s ______.
your
they
hers
your
it
his
your
mine
Practice the conversations with your partner. Then make your own conversations.
1c
E.g:
A: Is this your pencil
B: Yes, it is. It’s mine.
A: Is that your schoolbag
B: No, it isn’t. It’s his.
A: Are these your books
B: No, they aren’t.
They’re hers.
a pencil box and a pencil
a pencil
erasers
books
a schoolbag
a ruler
Look at the six pictures. What are they in English
Pre-listening
√
√
√
√
√
2a
Listen and check the things you hear.
Tom: Excuse me, Grace. Is this your _______
Grace: Yes, thank you. And those are my _______.
Tom: And Jane, is this your ______
Jane: No, it isn’t. It’s hers.
Tom: OK, and these are my ______. This is your
__________, Jane.
erasers pencil ruler pencil box books
erasers
ruler
books
pencil box
pencil
2b
Listen again. Complete the conversation with the words in the box.
Language points
excuse me意思是“对不起，劳驾，请原谅”，用于句子的开头，常用于询问或请求帮助或打断别人说话等场合。
用法1：引起别人的注意，如：问姓名、问路
Excuse me, is there a post office here？对不起，这儿有邮局吗？
用法2：请求许可
Excuse me, may I use your dictionary？对不起，我可以用一下你的字典吗？
用法3：打断别人说话
Excuse me, I must go now.对不起，我现在得走了。
2c
Practice the conversation in 2b. Then make your own conversations using the things in your classroom.
Teacher: __________, Jack. Is this your book
Excuse me
Teacher: And Mary,
__________________
is that your pencil
Jack: Yes, ________.
thank you
Teacher: OK, and these are my books.
Mary: No, it isn’t. ________.
It’s his
In our daily life,we should treat our school things as our friends.
在我们的日常生活中，我们应该把文具当作我们的朋友看待。
We should return the things that we find or borrow to the owner as soon as possible.
我们应及时返还捡到或者借到的物品。
Tips
https://www.21cnjy.com/help/help_extract.php
