教学过程（A
Let’s
try
&
Let’s
talk）
Step
1
Warm-up
&
Revision
1.
教师用课件闪现地点类单词或短语及图片：grass,
gym,
dining
hall,
school,
garden,
teachers’
office,
computer
room,
library,
playground。请学生快速认读。
2.
学生利用前面出现的单词或短语用ago说句子。如：There
was
no
garden
in
my
school
five
years
ago.
Step
2
Presentation
&
Practice
A.
Let’s
try
1.
让学生读题，了解题目大意，带着问题听录音。
2.
播放录音，学生完成两小题。随后师生核对答案。
A.
Let’s
talk
1.
教学词汇：star,
easy,
look
up和Internet。
（1）教师用课件呈现星星图片。
T:
What
are
these
Ss:
They’re
stars.（板书star并教读）
T:
Can
you
spell
it
Ss:
S-T-A-R-S,
stars.
（2）用课件出示一颗闪烁的星星。
T:
Do
you
know
the
name
of
this
star
Ss:
We
don’t
know.
T:
It’s
very
easy.（板书并教读easy）We
can
look
it
up
on
the
Internet.（板书look
up和Internet，讲解并教读）并拓展look
it
up
in
the
dictionary,
look
it
up
in
the
book。
2.
由“星星”引出“月亮”，讲解并教读句子“One
day
I’m
going
to
visit
the
moon.”“The
Americans
took
about
five
days
to
get
there
in
1969.”“Tell
us
about
your
old
school,
please.”
3.
教师用课件出示新旧学校对比照片，用there
be句型进行描述。
4.
播放视频，学生跟读，提醒学生注意语音、语调。
Step
3
Exercise
学生对比自己学校五年前的样子和现在的样子，谈一谈，写一写有什么不同。
Step
4
Homework
1.
朗读Let’s
talk部分的课文。
2.
抄写重点词汇及句型。(共18张PPT)
Unit
4
Then
and
now
Part
A
Let's
try
&
Let's
talk
playground
library
computer
room
teachers’
office
garden
school
Revision
dining
hall
gym
grass
Today,
there
is
a
guest
visiting
the
school.
Listen
and
tick
or
cross.
The
school
changed
a
little.
Grandpa
could
use
computers
when
he
was
at
school.
Let's
try
×
×
Presentation
stars
Can
you
see
the
stars
during
the
day
Yes,
I
can.
No,
I
can’t.
/
I
can
see
stars
at
night.
It’s
very
easy.
Do
you
know
the
name
of
this
star
We
can
look
it
up
on
the
Internet.
look
up
查阅
Internet
互联网
look
it
up
on
the
Internet
look
it
up
in
the
dictionary
look
it
up
in
the
book
friend
star
I
like
the
moon.
One
day
I’m
going
to
visit
the
moon.
moon
The
Americans
took
about
five
days
to
get
there
in
1969.
Who
has
been
to
the
moon
in
1969
Canadians
Chinese
Americans
19
69
nineteen
sixty-nine
Tell
us
about
your
old
school,
please.
A.
There
was
no
library
in
my
old
school.
B.
There
was
a
big
TV
in
my
old
classroom.
C.
There
were
no
computers
or
Internet
in
my
old
school.
D.
There
was
only
one
small
building
near
the
hill.
Find
the
mistake
There
was
only
one
small
building
near
the
hill.
There
was
no
library
in
my
old
school.
There
were
no
computers
or
Internet
in
my
old
school.
now
five
years
ago
The
school
was
____
five
years
ago.
The
school
is
____
now.
old
new
The
desks
were
____
five
years
ago.
The
desks
are
____
now.
old
new
The
_____
was
old
five
years
ago.
The
_____
is
new
now.
单数
The
_____
were
old
five
years
ago.
The
_____
are
new
now.
复数
lights
chairs
walls
blackboard
teachers’
desk
Let's
talk
G:
Wow,
a
library!
There
was
no
library
in
my
old
school.
S:
Tell
us
about
your
school,
please.
G:
There
was
only
one
small
building
on
a
hill.
W:
Could
you
see
stars
at
night
G:
Yes,
I
liked
the
stars.
S:
Me
too.
One
day
I’m
going
to
visit
the
moon.
W:
The
Americans
took
about
five
days
to
get
there
in
1969.
S:
How
do
you
know
that
W:
Easy,
I
looked
it
up
on
the
Internet.
G:
Ah!
There
were
no
computers
or
Internet
in
my
time.
What
was
Grandpa’s
school
like
What
was
your
school
like
five
years
ago
What
is
it
like
now
Talk
and
write.
There
was
...
There
were
...
There
is...
There
are
...
Exercise
1.Read
p34
for
five
times.
2.Copy
the
words
and
sentences
on
the
copybook.
