(共58张PPT)
新课标
七年级上册
Unit
7
How
much
are
these
socks?
Section
B
1a-1e
学
习
目
标
Objectives
1.
能够掌握英文数字ten
—thirty-one的表达方式。
2.
能听懂有关谈论物品价格的对话，并完成听力任务。
3.
继续练习询问价格，并学习运用数字10-31表达价钱。
①
-How
much
is…?
-It's
…
②
-How
much
are…?
-They're
…
num.
十
num.
十一
num.
十二
num.
十三
num.
十五
num.
十八
num.
二十
num.
三十
Let's
read
together!
ten
eleven
twelve
thirteen
fifteen
eighteen
twenty
thirty
New
words
视频
Warm-up
one
two
How
many
can
you
see?
Revision
Look
and
say
three
four
How
many
can
you
see?
Revision
Look
and
say
five
six
How
many
can
you
see?
Revision
Look
and
say
seven
eight
How
many
can
you
see?
Revision
Look
and
say
nine
ten
How
many
can
you
see?
Revision
Look
and
say
five
one
two
three
four
six
seven
eight
nine
ten
写出以下数字
Lead-in
颠三倒四
Game
七上八下
Game
四分五裂
Game
三长两短
Game
nine
one
九死一生
Game
三对六面
Game
ten
eleven
twelve
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
twenty
twenty-one
twenty-two
twenty-three
twenty-four
twenty-five
twenty-six
twenty-seven
twenty-eight
twenty-nine
thirty
thirty-one
Can
you
read
these
numbers？
Presentation
fifteen
twenty
认一认，读一读
eleven
twelve
thirteen
fourteen
sixteen
seventeen
eighteen
nineteen
Read
twenty
twenty-one
twenty-two
twenty-three
twenty-four
twenty-five
twenty-six
twenty-seven
twenty-eight
twenty-nine
thirty
thirty-one
认一认，读一读
Read
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Listen
and
repeat.
Listening
Listening
Time
12
23
31
13
16
26
28
17
14
25
29
20
11
30
Game
青蛙跳
（当青蛙跳到荷叶时,
快速说出其中的英文数字）
Competition
Let's
count！
(
Count
from
10
to
50
)
比一比哪个小组最先数完。
Game
Can
you
count
them
in
English?
Practice
Ask
and
answer
How
many
hands
are
there
in
the
picture?
Can
you
count
them
in
English?
Practice
Ask
and
answer
How
many
pencils
are
there
in
the
picture?
视频
Warm-up
one
two
three
four
five
six
seven
eight
nine
ten
eleven
twelve
thirteen
fourteen
fifteen
sixteen
seventeen
eighteen
nineteen
twenty
thirty
forty
fifty
sixty
seventy
eighty
ninety
twenty-one
…
twenty-nine
thirty-one
…
thirty-nine
forty-one
…
forty-nine
fifty-one
…
fifty-nine
sixty-one
…
sixty-nine
seventy-one
…
seventy-nine
eighty-one
…
eighty-nine
ninety-one
…
ninety-nine
a
hundred
Learn
these
numbers
and
find
out
the
rules.
Grammar
找一找
看一看，找一找
(1)
1—12
独立成词.
（1）0-12：没有规律，需逐一记忆。
基数词
one
two
three
four
five
six
seven
eight
nine
ten
eleven
twelve
Grammar
(2)
13
—19
以-teen结尾.
13
—
thirteen
15
—
fifteen
18
—
eighteen
19
—
nineteen
14
—
fourteen
16
—
sixteen
17
—
seventeen
（2）13-19：表示“十几”,
在个位数词后加-teen。
注意特例:thirteen,
fifteen,
eighteen
看一看,找一找
基数词
Grammar
看一看，找一找
60
—
sixty
70
—
seventy
80
—
eighty
90
—
ninety
(3)
表示“整十”的20—90
以--ty结尾.
20
—
twenty
30
—
thirty
40
—
forty
50
—
fifty
基数词
（3）20-90：表示“整十”,
在2-9后加-ty。
注意特例:twenty,
thirty,
forty,
fifty,
eighty
Grammar
22
33
thirty-three
44
forty-four
55
fifty-five
99
ninety-nine
twenty-two
21
twenty-one
(4)
21—99
中间有连字符“-”.
看一看，找一找
基数词
（4）21-99：表示“几十几”，由“几十”的单词加
上1-9的单词构成，中间用连字符“-”连接。
Grammar
看一看，找一找
(5)
表示“整百”的100—900
.
基数词
300
200
two
hundred
700
seven
hundred
nine
hundred
three
hundred
100
one
hundred
800
eight
hundred
900
（5）100-900：表示“整百”，在1-9的英文单词
后加上hundred构成。
Grammar
101
840
eight
hundred
and
forty
693
six
hundred
and
ninety-three
301
three
hundred
and
one
one
hundred
and
one
(6)
101—999
在百位后加and.
看一看，找一找
基数词
（6）101-999：表示“几百几十几”，由“几百”后加上and,
然后再加“几十几”。
Grammar
1~9
11~19
10~90
one
eleven
ten
two
twelve
twenty
three
thirteen
thirty
four
fourteen
forty
five
fifteen
fifty
six
sixteen
sixty
seven
seventeen
seventy
eight
eighteen
eighty
nine
nineteen
ninety
你能看出有什么规律吗？
Summary
1.
1-12:
(记住每个单词)
2.
13-19:
-teen
(thir-;
fif-;
eigh-)
3.
20
-
90:
-ty
(twen-;
thir-;
for-;
fif-;
eigh-)
4.
21
-
99:
十位
个位
5.
100
-
900:
1-9
hundred
6.
101
-
999:
____
hundred
and
__
__
个位
十位
_
个位
Summary
基数词记忆方法
基数词，不难记,
找出规律就容易。
零至十二形各异,
一个一个单独记。
后加-teen变
“十几”,
thirteen,
fifteen看仔细；
eight原本就有t,
只加-een莫忘记。
“整十”末尾-ty觅,
twenty不同重点记;
forty没u记心里,
eighty不能双写T。
表示数字
“几十几”,
连字符号别丢弃。
Summary
基数词记忆口诀
数
词
基数词
序数词
数量
顺序
Grammar
Language
points
基数词的用法
1.
表示年龄。基数词放在years
old之前。
e.g.
He
is
twelve
years
old.
2.
用来表示人或物的数量，放在可数名词之前。
e.g.
I
have
three
balls.
3.
表示顺序、编号等，放在名词后。
e.g.
I'm
in
Class
Four.
4.
用来计算。
e.g.
What's
forty
and
twenty?
It's
sixty.
Grammar
Language
points
(小组竞赛：你能做出这些数学题吗?)
1.
Eleven
and
twenty-four
is
_________.
2.
Forty-five
plus
five
is
_____.
3.
Sixty-two
minus
ten
is
__________.
4.
Multiply
five
by
nine
is
__________.
5.
Eight
divided
by
two
is
_____.
thirty-five
fifty
Can
you
deal
with
these
math
problems?
fifty-two
forty-five
four
计算：
加
and
/
plus
减
minus
乘
multiply…
by…
除
…
divide
by…
Practice
Competition
14个西红柿
23件衬衫
8双红袜子
35个草莓
5条短裤
48件毛衣
fourteen
tomatoes
twenty-three
shirts
eight
pairs
of
red
socks
thirty-five
strawberries
five
pairs
of
shorts
forty-eight
sweaters
Practice
Practice
翻译下列名词短语：
Row1:
ten___
eleven___
twelve___
thirteen___
fourteen___
Row2:
twenty-five____
twenty-six_____
twenty-seven___
twenty-eight____
twenty-nine___
Row3:
twenty____
twenty-one____
twenty-two___
twenty-three___
twenty-four____
Row4:
fifteen_____
sixteen_____
seventeen____
eighteen______
nineteen_____
Row5:
thirty____
thirty-one_____
10
11
12
13
14
25
26
27
28
29
20
21
22
23
24
15
16
17
18
19
30
31
Which
rows
of
numbers
are
in
the
wrong
places?
Practice
The
2nd
and
The
4th
row
第二行和第四行
Write
the
numbers
in
1a
next
to
the
correct
words.
Can
you
write
these
numbers?
Practice
Listen
again.
Circle
the
numbers
you
hear
in
1a.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
While-Listening
Listening
Who
are
people
in
the
picture?
Before-listening
Listening
Kate
Mom
Look
at
the
picture
and
answer
the
question.
Listen
again.
Circle
the
things
in
the
picture
that
Kate
and
her
mother
talk
about.
While-listening
Listening
Listen
again.
Check(?)
the
things
Kate
buys.
√
While-listening
Listening
While-listening
Listen
for
the
third
time.
Then
answer
the
question.
Why
doesn't
Kate
and
her
mom
buy
other
things?
Red
socks:
Her
mother
doesn't
like
red.
Green
sweater:
Kate
has
already
a
green
sweater.
White
T-shirt:
It's
11
dollars./
It's
a
bit
expensive.
Listening
Listen
again.
Complete
the
conversation.
While
listening
Mom:
Oh,
look!
I
like
that
____
sweater.
How
much
is
it?
Kate:
_______
dollars.
Oh,
I
like
these
_____.
Mom:
Oh,
no.
I
don't
like
___.
Kate:
Do
you
like
this
_______?
Mom:
Mmm,
Yes,
I
do.
but
it's
______
dollars.
Kate:
Oh,
How
much
is
the
green
_______?
Mom:
It's
______
dollars.
But
you
____
a
green
sweater.
Kate:
Mmm.
Mom:
Oh,
do
you
like
these
________?
Kate:
Oh,
yes.
How
much
are
they?
Mom:
Only
_______
dollars.
Kate:
OK,
I'll
take
them.
blue
Fifteen
socks
red
T-shirt
eleven
sweater
have
twenty
trousers
sixteen
Listening
Ask
and
answer
questions
about
the
things
in
the
picture
above.
After-listening
Practice
Pairwork
Practice
How
much
are
the
blue
trousers?
They
are
16
dollars.
Practice
Pairwork
How
much
is
the
white
T-shirt?
It's
11
dollars.
Practice
Pairwork
How
much
is
the
black
hat?
It's
13
dollars.
A:
Can
I
help
you?
B:
Yes,
please.
I
want
____.
A:
What
color
do
you
want?
B:
_______.
A:
Here
you
are.
B:
How
much
_________?
A:
_____
dollars.
B:
I'll
take
it/them.
Thank
you!
A:
You're
welcome.
Let's
go
shopping!
Practice
$29
$18
$16
$23
$6
$19
$11
$31
$21
一、填表格，记数字。
10
11
15
ten
thirteen
twelve
20
18
30
sixteen
nineteen
26
28
39
twenty-one
thirty
-five
eleven
13
fifteen
12
twenty
16
eighteen
19
thirty
twenty
-six
21
twenty
-eight
35
thirty
-nine
Exercise
Exercises
二、做数学题，学英语。
1.
twenty-six
-
twelve
-
nine
=
____
2.
sixteen
＋
eight
＋
eleven
=
_________
3.
eighteen
-
seven
＋
fifteen
=
__________
4.
thirteen＋fourteen-twenty-five
=
____
5.
twenty-nine
-
thirteen
-
ten
=
_____
6.
thirty-nine
-
twenty
-
five
=_________
7.
twelve
＋
thirteen
-
fifteen
=
_______
8.
nineteen
-
eleven
＋
twenty
=___________
five
thirty-five
twenty-six
two
six
fourteen
ten
twenty-eight
Exercise
Exercises
1.
Sandy
likes
the
green
sweater.
(变成否定句)
Sandy
___________
the
green
sweater.
2.
How
much
are
these
black
shoes?
(回答)
_______
four
dollars.
3.
I
want
green.
(划线提问)
__________
do
you
want?
4.
I
like
oranges.
(变成一般疑问句)
_______
like
oranges?
5.
This
bag
is
three
dollars.
(就画线部分提问)
__________
is
this
bag?
三、根据要求完成句子。
Exercise
Exercises
doesn’t
like
They’re
What
color
Do
you
How
much
Homework
1.背诵1d对话。
2.根据1d图画编询问衣服价格的对话，
至少用上三个复数句型。
-How
much
is/are…?
-It’s/
They’re…
谢谢
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