(共29张PPT)
Unit
4
Shopping
in
the
city
冀教版·四年级上册
Lesson
23
Lead-in
Where
do
we
usually
buy
things?
But
now,
we
can
shop
by
it.
We
can
shop
online.
I
want
to
buy
a
story
book.
Let’s
go
to
the
book
shop.
We
can
shop
online.
Great!
Look!
Here
it
is.
How
much
is
it?
It’s
40
yuan.
Let’s
take
it.
Okay!
Shopping
online
is
fun
and
easy.
I
like
it.
Can
I
buy
ice
cream
online?
Language
points
1.
We
can
shop
online.
我们可以在网上购物。
can
既可以表示“可以；可能；请求；猜测；允许”，也可表示能力，意为“能；会”。can是情态动词，后面只能跟动词原形，没有人称和数的变化。
（1）表示能力
例句：我会唱歌。
I
can
sing.
（2）表示请求
例句：我可以踢足球吗？
Can
I
play
football？
拓展：can
的不同用法
（3）表示可能性
例句：汤姆不可能在家，我看到他在学校。
Tom
can’t
be
at
home.
I
saw
him
at
school.
（4）表示允许
例句：晚饭后你可以看电视。
You
can
watch
TV
after
dinner.
（5）表示猜测
例句：那个女孩可能是莉莉的妹妹吗？
Can
the
girl
be
Lily’s
sister?
2.
How
much
is
it?它多少钱？
这是一个询问价格的句子。
可数名词和不可数名词都可以用how
much询问价格，how
much
还可以用来询问不可数名词的数量。
例句：这件裙子多少钱？
60元。
How
much
is
the
skirt?
60
yuan.
3.
Let’s
take
it.
让我们买下它吧。
建议买下某物的句型：
Let’s
take+代词/物品
(it,
them,
the
book…)
take在此处意为“购买”，后面接代词或名词，代词要用其宾格形式。
拓展：表示买下某物时还可以用句型
“I’ll
take
it.”或
“We’ll
take
it.”
例句：看这条连衣裙。它真漂亮。
是的。我们买下它吧。
Look
at
the
dress.
It’s
beautiful.
Yes.
Let’s
take
it.
Let’s
do
it!
a.
Jenny
wants
to
buy
a
math
book.
b.
Jenny
goes
to
the
book
shop.
c.
Jenny’s
mother
helps
shop
online.
d.
Danny
and
Jenny
like
shopping
online.
e.
Danny
wants
to
buy
ice
cream
online.
2.
Ask
and
answer.
Do
you
like
shopping
online?
Yes.
What
do
you
want
to
buy?
I
want
to
buy...
Play
roles
Do
you
like
shopping
online?
Yes.
What
do
you
want
to
buy?
I
want
to
buy
a
shirt.
Do
you
like
shopping
online?
Yes.
What
do
you
want
to
buy?
I
want
to
buy
an
English
book.
Letters
and
sounds
ts
donuts
cats
ds
kids
beds
wh
what
where
wr
write
wrong
hats
cards
Try
to
read.
wheel
writer
Try
to
read.
