(共25张PPT)
Unit
1
The
Changing
World
Section
D
Topic
2
The
population
in
developing
countries
is
growing
faster.
Task
1
Warming-up
Have
a
competition
Write
down
numbers
Listen
and
write
Listen
carefully
and
write
down
the
numbers
you
have
heard.
Presentation
Read
through
Section
A—C
and
fill
in
the
blanks
with
the
correct
words.
I
have
_______
called
you.
I’ve
_______
been
there
before.
It
has
_______
reached
1.37
billion,…
Have
you
found
him
_______?
Have
you
_______
been
to
the
cinema
nearby?
just
already
yet
ever
never
just
never
already
yet
ever
Grammar
Presentation
?现在完成时态中
already,
yet,
just,
never,
ever
用法区别?：
1.
already
意为“已经”
(1)
通常用于陈述句中（放在have和has的后面）。
I
have
already
been
there.
(2)
也可用于疑问句，表示期望得到肯定的回答或表示惊异，常放在句末。
She
has
already
found
her
bike.
Has
she
found
her
bike
already?
2.
yet
(1)意为“还”，用于否定句。
I
haven’t
found
my
ruler
yet.
(2)意为“已经”，用于疑问句。
Have
you
found
your
ruler
yet?
Grammar
Presentation
?现在完成时态中
already,
yet,
just,
never,
ever
用法区别?：
just
意为“刚才”，
只用于陈述句（放在have和has的后面）。
I
have
just
received
a
letter.
never
意为“从不”，
用于否定句（放在have和has的后面）。
I’ve
never
been
to
Beijing.
ever
意为“曾经”，用于疑问句（放在have和has的后面）。
Have
you
ever
been
to
Beijing?
Grammar
I
really
_______
going
to
a
place
like
that.
____
do
I.
hate
So
Presentation
So
+
be/情态动词/助动词
+
主语.
Neither/Nor
+
be/情态动词/助动词
+
主语.
Functions
Read
through
Section
A—C
and
fill
in
the
blanks
with
the
correct
words.
It
is
increasing
_____
90
million
every
year.
by
7200
90
90
90
increase
by
增加了……
increase
to
增加到……
Presentation
Functions
Read
through
Section
A—C
and
fill
in
the
blanks
with
the
correct
words.
…
the
population
in
developing
countries
is
___________
that
in
developed
countries.
larger
than
Presentation
China
____
the
largest
population
in
the
world,
and
about
one
_____
of
the
people
in
the
world
live
in
China.
has
fifth
______
to
the
policy,
China
is
developing
quickly
and
…
Thanks
Read
through
Section
A—C
and
fill
in
the
blanks
with
the
correct
words.
Functions
The
train
_______
(leave).
It
_______
(leave)
just
now.
She
is
doing
her
homework.
She
_______________
(not
finish)
her
homework
yet.
has
left
left
hasn’t
finished
Practice
Fill
in
the
blanks
with
the
correct
form
of
the
words
in
brackets(括号).?
1
2
A:
______
you
________(care)
for
the
old
before?
B:
Yes.
We
often
take
part
in
social
activities.
I
know
the
Great
Wall
very
well.
Because
I
____________
(be)
there
before.
Have
cared
have
been
Practice
Fill
in
the
blanks
with
the
correct
form
of
the
words
in
brackets(括号).?
3
4
Task
2
Pre-reading
Do
you
want
to
live
in
a
small
town
or
a
big
city?
Why?
Look
and
talk
Where
does
Sue
live?
Where
does
Li
Ming
live?
While-reading
Sue
lives
in
a
small
mountain
town
Fairmont.
Li
Ming
lives
in
Beijing.
Read
and
answer
Read
1
and
mark
T
(True)
or
F
(False).
While-reading
1.
Sue
lives
in
Beijing.
(
)
2.
Fairmont
has
a
population
of
fewer
than
600
people.
(
)
3.
The
people
in
Fairmont
often
see
friends
because
they
live
close
to
each
other.
(
)
4.
There
are
many
fine
places
to
go
to
in
Beijing.
(
)
5.
Li
Ming
doesn’t
like
Beijing.
(
)
T
F
F
F
T
Read
1
and
fill
in
the
table.
Name
Sue
Li
Ming
Place
in
Fairmont,
a
small
town
in
Beijing,
a
large
city
Advantage
Disadvantage
clean
and
fresh
air,
close
to
nature,
often
help
each
other
excellent
transportation,
fine
and
interesting
places
to
visit
hard
to
see
friends,
live
so
far
away
large
population
While-reading
有着大约……的人口
______________________________
lose
one’s
way
______________________________
增加了……
______________________________
developing
countries
______________________________
developed
countries
______________________________
carry
out
______________________________
阻止某人做某事
______________________________
采取措施做某事
______________________________
thanks
to
______________________________
be
surrounded
by
______________________________
the
capital
of
China
______________________________
with
a
population
of
about
…
迷路
increase
by
发展中国家
发达国家
实行
discourage
sb.
(from)
doing
sth.
take
measures
to
do
sth.
幸亏，由于
被……所环绕
中国的首都
Post-reading
Language
points
Look
and
talk
Post-reading
Fairmont
Beijing
Do
you
like
to
live
in
Beijing
or
Fairmont?
Why?
2
Write
a
short
passage
about
the
place
you
would
like
to
live
based
on
1.
You
may
begin
like
this:
I’m
…
I
would
like
to
live
in
…
First
of
all,
…
I’m
Maria.
I
would
like
to
live
in
a
big
city,
because
it
is
convenient.
First
of
all,
it
has
excellent
public
transportation
so
that
I
can
go
to
any
part
of
the
city.
Second,
it
has
many
places
of
interest.
I,
with
my
friends,
can
visit
these
interesting
places
in
our
spare
time.
What’s
more,
it
has
many
shopping
centers
and
markets.
We
can
buy
things
easily.
One
possible
version:
Post-reading
1.
Look
at
the
different
types
of
families
below
and
discuss
the
advantages
and
disadvantages
of
each
type
of
family.
2.
Which
kind
of
family
do
you
belong
to
and
which
one
do
you
like
better?
Why?
3.
Report
the
result
to
the
class.
Making
a
Report
on
Different
Types
of
Families
extended
family
nuclear
family
Post-reading
1.
—Have
you
improved
your
English
______?
—Yes,
I
have.
I’ve
______
improved
it.
A.
already;
already
B.
already;
yet
C.
yet;
already
D.
yet;
yet
2.
China
has
a______
population.
A.
many
B.
much
C.
lot
of
D.
large
3.
—Have
you
been
to
the
village
_______
Gum
Tree?
It’s
a
beautiful
place.
—
Oh,
really?
I
will
go
there
some
day.
A.
called
B.
is
called
C.
calls
D.
call
4.
—
I
like
to
sing
English
songs.
What
about
you?
—
______
A.
So
I
do.
B.
So
do
I.
C.
Either
is
OK.
D.
Neither
do
I.
C
D
A
B
Post-reading
Choose
the
best
answer.
Test
Summary
We
learn:
1.
some
words:
local,
capital,
huge,
market,
excellent,
surround,
garbage,
transportation
2.
some
phrases:
close
to,
discourage
sb.
(from)
doing
sth.
3.
some
sentences:
I
live
in
a
small
town
called
Fairmont.
The
small
town
is
surrounded
by
trees.
Summary
We
can:
1.
make
comparison
…
the
population
in
developing
countries
is
larger
than
that
in
developed
countries.
2.
talk
about
cause
and
effect
But
sometimes
it’s
hard
to
see
friends
because
they
live
so
far
away.
Homework
1.
Read
Part
1
aloud.
2.
Preview
Section
A
in
Topic
3.Unit
1
The
Changing
World
Topic
2
The
population
in
developing
countries
is
growing
faster.
Section
D
一、教学目标
1.
能根据已学语音、音标及发音规则，正确朗读下列词汇并在实际的对话操练中加以应用：
surround,
garbage,
discourage,
local,
capital,
huge,
market,
excellent,
transportation
2.
巩固现在完成时中标志性副词的用法及区别。
3.
能够通过看图表理解有关人口的文章，增强知识迁移能力，模仿并掌握写作技巧。
4.
能够运用正确的表达方式，比较不同的生活方式。
5.
了解不同地域的不同生活方式，以及中西方文化和人口差异的密切联系。
二、教学重点及难点
重点：
1.
能根据已学语音、音标及发音规则，正确朗读下列词汇并在实际的对话操练中加以应用：
surround,
garbage,
discourage,
local,
capital,
huge,
market,
excellent,
transportation
2.
能够通过看图表理解有关人口的文章，增强知识迁移能力，模仿并掌握写作技巧。
难点：
1.
巩固现在完成时中标志性副词的用法及区别。
2.
能将所学阅读文章中的写作技巧，运用到自己的口语表达和书面表达中。
三、教学准备
教师：教学课件；不同生活环境的图片；多媒体设备
学生：课前预习
四、教学过程
Task
1
Step
1
Warming-up
Greet
and
have
a
competition.
T:
Hello,
boys
and
girls!
Last
class,
we
have
learnt
how
to
read
the
large
numbers
in
English.
Now
let’s
have
a
competition
in
groups.
I’ll
speak
out
some
numbers
in
English.
You
should
write
them
down
on
a
piece
of
paper.
Then
check
the
answers
and
let’s
see
which
one
is
the
best
group.
T:
Five
hundred
and
fifty-one.
…
【设计意图】活跃课堂气氛的同时，引导学生从逆向复习数字的读法。
Step
2
Presentation
Read
through
the
Grammar
and
Functions
and
fill
in
the
blanks.
Then
ask
Ss
to
sum
up
the
rules
of
grammar
and
pay
attention
to
useful
expressions.
T:
Excellent.
Now
let’s
read
and
fill
in
the
blanks
carefully.
Then
check
your
answers
with
your
partner.
1.
现在完成时态中
already,
yet,
just,
never,
ever
用法区别?：
(1)
already
意为“已经”
①
通常用于陈述句中（放在have和has的后面）。
I
have
already
been
there.
②
也可用于疑问句，表示期望得到肯定的回答或表示惊异，常放在句末。
She
has
already
found
her
bike.
Has
she
found
her
bike
already?
(2)
yet
①
意为“还”，用于否定句。
I
haven’t
found
my
ruler
yet.
②
意为“已经”，用于疑问句。
Have
you
found
your
ruler
yet?
(3)
just
意为“刚才”，
只用于陈述句（放在have和has的后面）。
I
have
just
received
a
letter.
(4)
never
意为“从不”，
用于否定句（放在have和has的后面）。
I’ve
never
been
to
Beijing.
(5)
ever
意为“曾经”，用于疑问句（放在have和has的后面）。
Have
you
ever
been
to
Beijing?
2.
So
+
be/情态动词/助动词
+
主语.
Neither/Nor
+
be/情态动词/助动词
+
主语.
3.
increase
by
增加了……
increase
to
增加到……
【设计意图】培养学生归纳总结所学知识，构建知识框架的能力。
Step
3
Practice
Fill
in
the
blanks
with
the
correct
form
of
the
words
in
brackets.?
1.
The
train
_______
(leave).
It
_______
(leave)
just
now.
2.
She
is
doing
her
homework.
She
_______________
(not
finish)
her
homework
yet.
3.
A:
______
you
________(care)
for
the
old
before?
B:
Yes.
We
often
take
part
in
social
activities.
4.
I
know
the
Great
Wall
very
well.
Because
I
____________
(be)
there
before.
【设计意图】通过及时检测，引导学生正确评价自己学习中的不足，积极主动向老师或同学请教，寻求帮助。
Task
2
Step
1
Pre-reading
Look
at
some
pictures
and
talk
about
their
opinions
about
them.
T:
Now,
look
at
the
pictures.
Where
do
you
like
to
live?
Ss:
I
like
living
in
the
countryside.
T:
Tell
us
the
reason,
please.
Ss:
Because
the
air
is
fresh
…
【设计意图】引入学生感兴趣的话题，进行自由讨论，为接下来的阅读活动做准备。
Step
2
While-reading
1.
Read
1
and
find
out
where
Sue
and
Li
Ming
live.
T:
Now
read
1
by
yourselves
and
find
out
where
Sue
and
Li
Ming
live.
It
can
help
you
understand
the
passage
easily.
【设计意图】通过速读文章，回答问题，培养学生根据不同的阅读任务采用不同的阅读方法，提升阅读效果的阅读策略。
2.
Read
1
and
mark
T
(True)
or
F
(False).
(1)
Sue
lives
in
Beijing.
(2)
Fairmont
has
a
population
of
fewer
than
600
people.
(3)
The
people
in
Fairmont
often
see
friends
because
they
live
close
to
each
other.
(4)
There
are
many
fine
places
to
go
to
in
Beijing.
(5)
Li
Ming
doesn’t
like
Beijing.
【设计意图】通过判断正误，从细节检测学生对文章的理解，有利于进行后面的记录笔记
活动。
3.
Read
1
and
fill
in
the
table.
T:
Now
read
Part
1
again
and
fill
in
the
table
of
Part
1.
T:
OK,
please
talk
about
the
advantages
of
living
in
a
small
town.
S1:
The
air
is
clean
and
fresh.
S2:
live
close
to
nature
S3
...
T:
Now
you
can
have
a
try
to
retell
the
passages
according
to
the
information
on
the
table.
【设计意图】培养学生阅读时记录笔记的好习惯，提升他们的阅读效率，为后面的写作奠定基础。
Step
3
Post-reading
1.
Review
the
key
words
and
phrases
related
to
the
topic.
T:
Now
let’s
review
some
key
words
and
phrases
together.
Can
you
speak
out
them
one
by
one?
有着大约……的人口
______________________________
lose
one’s
way
______________________________
增加了……
______________________________
developing
countries
______________________________
developed
countries
______________________________
carry
out
______________________________
阻止某人做某事
______________________________
采取措施做某事
______________________________
thanks
to
______________________________
be
surrounded
by
______________________________
the
capital
of
China
______________________________
【设计意图】准备好学生写作的词汇素材，让他们的写作活动顺利展开。
2.
Discuss
where
Ss
would
like
to
live
based
on
1
and
try
to
list
the
reasons.
T:
Do
you
like
to
live
in
Beijing
or
Fairmont?
S1:
I
like
to
live
in
Beijing.
T:
Why?
S1:
Because
I’d
like
to
go
shopping.
T:
How
about
you?
Where
do
you
like
to
live?
S2:
I
like
to
live
in
…
【设计意图】锻炼学生的语言组织能力，为写作做好铺垫。
3.
Write
a
short
passage
about
the
place
Ss
would
like
to
live
based
on
1.
You
may
begin
like
this:
I’m
…
I
would
like
to
live
in
…
First
of
all,
…
Project
Making
a
Report
on
Different
Types
of
Families.
1.
Look
at
the
different
types
of
families
below
and
discuss
the
advantages
and
disadvantages
of
each
type
of
family.
2.
Which
kind
of
family
do
you
belong
to
and
which
one
do
you
like
better?
Why?
3.
Report
the
result
to
the
class.
T:
Look
at
the
two
pictures,
what
kinds
of
families
are
they?
Ss:
They
are
extended
family
and
nuclear
family?
T:
Right.
Which
one
do
you
belong
to,
S1?
S1:
I
belong
to
a
extended
family,
so
many
people
in
our
family.
T:
How
about
you,
S2?
S2:
I
belong
to
a
nuclear
family,
only
my
parents
and
I
in
the
family.
S3
...
T:
OK.
Now
work
in
groups
to
discuss
the
advantages
and
disadvantages
of
different
types
of
families
and
which
one
you
like
better,
and
then
make
a
report
to
the
class.
T:
Now
try
to
report
to
the
class
according
to
your
discussion
in
groups.
Which
group?
S1:
I
live
in
an
extended
family.
I
think
this
kind
of
family
is
full
of
more
love
than
the
nuclear
family.
【设计意图】以引导为主，提供相关信息（如图片、问题等），为学生思考提供素材，做好铺垫，让学生有准备和展示的机会，激发学生的自信和兴趣。
Test
Present
the
exercises
and
let
Ss
do
some
practice.
Choose
the
best
answer.
1.
—Have
you
improved
your
English
______?
—Yes,
I
have.
I’ve
______
improved
it.
A.
already;
already
B.
already;
yet
C.
yet;
already
D.
yet;
yet
2.
China
has
a______
population.
A.
many
B.
much
C.
lot
of
D.
large
3.
—Have
you
been
to
the
village
_______
Gum
Tree?
It’s
a
beautiful
place.
—
Oh,
really?
I
will
go
there
some
day.
A.
called
B.
is
called
C.
calls
D.
call
4.
—
I
like
to
sing
English
songs.
What
about
you?
—
______
A.
So
I
do.
B.
So
do
I.
C.
Either
is
OK.
D.
Neither
do
I.
【设计意图】检测并强化学生对本课时内容的掌握。
Step
4
Summary
Sum
up
the
main
content
of
this
class
and
repeat
the
key
points.
We
learn:
1.
some
words:
local,
capital,
huge,
market,
excellent,
surround,
garbage,
transportation
2.
some
phrases:
close
to,
discourage
sb.
(from)
doing
sth.
3.
some
sentences:
I
live
in
a
small
town
called
Fairmont.
The
small
town
is
surrounded
by
trees.
We
can:
1.
make
comparison
…
the
population
in
developing
countries
is
larger
than
that
in
developed
countries.
2.
talk
about
cause
and
effect
But
sometimes
it’s
hard
to
see
friends
because
they
live
so
far
away.
【设计意图】回顾本课时的主要内容。
Step
5
Homework
1.
Read
Part
1
aloud.
2.
Preview
Section
A
in
Topic
3.
【设计意图】巩固课上所学，预习下一节课。
五、板书设计
Unit
1
The
Changing
World
Topic
2
The
population
in
developing
countries
is
growing
faster.
Section
D
local,
capital,
huge,
market,
excellent,
surround,
garbage,
discourage,
transportation
close
to,
discourage
sb.
(from)
doing
sth.
I
live
in
a
small
town
called
Fairmont.
The
small
town
is
surrounded
by
trees.
