教学过程（B
Let’s
try
&
Let’s
learn）
Step
1
Warm-up
&
Revision
1.
游戏：通过“打地鼠”，复习本单元前面所学的单词和短语：gym,
grass,
Internet,
...
months
ago,
last
month,
dining
hall等。
2.
Golden
eyes：教师用课件闪现单词或短语：library,
post
office,
motel,
gym,
grass,
dining
hall,
cinema,
bookstore，请学生快速认读。接着学生根据看到的单词或短语进行造句。
Step
2
Presentation
&
Practice
B.
Let’s
try
1.
让学生读题，了解题目大意，带着问题听录音。
2.
教师播放录音，学生完成两道选择题。
3.
师生核对答案，教师点拨难点。
B.
Let’s
talk
1.
出示一些老照片，询问“What
are
these ”引导学生回答“They
are
old
photos.”随后通过照片中人物的今昔对比，引导学生对照片进行描述。如：①Many
years
ago,
he
played
the
piano
at
home./Now,
he
plays
the
piano
everywhere.②Many
years
ago,
the
boy
visited
the
Great
Wall./Now,
he
plays
basketball.并引出different，请学生说出它的意思，教师分音节带读单词。
2.
教师提出一个简单的问题，全班踊跃举手时教师表扬：“You
are
all
active
now.”板书active，让学生说说单词的意思，然后教师带读。教师提问：“Who
is
active
in
our
class ”学生发言后，教师指着其中一位学生说：“Before,
A
was
quiet.
Now,
he/she
is
very
active
in
class.
Good
boy/girl!”然后教师引导学生来说说自己的变化“Before,
I
was
quiet.
Now,
I’m
very
active
in
class.”教师板书并带读这句话。最后请学生模仿这一句型说说自己其他的变化。
3.
通过课件呈现一些老照片，引出“Come
and
look
at
XX’s
old
photos!”
4.
播放Let’s
talk部分的动画视频，学生跟读，模仿正确的语音、语调。教师强调重点。
5.
学生三人一组，分角色朗读对话。
6.
教师用课件呈现不完整的对话内容，学生回顾课文内容填空。
7.
学生回答问题：How
did
Mike
change 并总结John和Mike的变化。
8.
Pair
work：学生说说自己的变化。
Step
3
Exercise
教师通过当堂练习，让学生巩固并掌握本课时重点知识。
Step
4
Homework
1.
听、朗读Let’s
talk部分的课文内容。
2.
抄写本课时重点句型。(共24张PPT)
Unit
4
Then
and
now
Part
B
Let's
try
&
Let's
talk
gym
time
…
months
ago
last
year
grass
Internet
…
years
ago
Revision
dining
hall
last
month
library
cinema
bookstore
gym
grass
dining
hall
post
office
motel
Golden
eyes
Mike's
friends
are
visiting
his
home.
Listen
and
circle.
1.
What
are
they
talking
about
A.Mike's
hobby.
B.Mike's
old
photos.
2.
What
grade
was
Mike
in
A.Grade
1.
B.Grade
5.
Let's
try
Presentation
What
are
these
They
are
old
photos.
Who
is
he
Guess!
Many
years
ago,
he
_______(play)
the
piano
at
home.
played
Now,
he
_____(play)
the
piano
everywhere.
plays
Many
years
ago,
the
boy
______(visit)
the
Great
Wall.
visited
不同
I’m
different
now.
Now,
he
_____(play)
basketball.
He’s
wearing
a
_____
shirt.
plays
white
They
are
all
different
now.
Come
and
look
at
Yao
Ming’s
old
photos!
Let's
talk
Listen
and
repeat
C:
John,
come
and
look
at
Mike's
old
photos!
J:
That's
funny,
Mike!
You're
wearing
a
pink
T-shirt.
M:
Yes,
but
I
don't
like
pink
now.
C:
We
are
all
different
now!
M:
Right.
Before,
I
was
quiet.
Now,
I'm
very
active
in
class.
How
about
you
J:
Well,
I
was
short,
so
I
couldn't
ride
my
bike
well.
Now,
I
go
cycling
every
day.
I
like
it
very
much.
C:
That's
good
exercise.
Read
and
fill
in
the
blanks
C:
John,
come
and
look
at
Mike's
old
photos!
J:
That's
funny,
Mike!
You're
wearing
a
pink
T-shirt.
M:
Yes,
but
I
don't
like
pink
now.
C:
We
are
all
different
now!
M:
Right.
Before,
I
was
quiet.
Now,
I'm
very
active
in
class.
How
about
you
J:
Well,
I
was
short,
so
I
couldn't
ride
my
bike
well.
Now,
I
go
cycling
every
day.
I
like
it
very
much.
C:
That's
good
exercise.
How
did
Mike
change
1.
Before,
he
liked
pink.
Now,
he
doesn’t
like
pink.
2.
Before,
he
was
quiet.
Now,
he
is
very
active
in
class.
Before,
he
_____.
Now,
he
_____.
Read
and
answer
the
question
Before
Now
He
couldn’t
ride
bike
well.
He
goes
cycling.
1.He
was
wearing
a
pink
T-shirt.
2.He
liked
pink.
3.He
was
quiet.
1.He
doesn’t
like
pink
now.
2.He
is
active.
Fill
in
the
form
Before,
I
was
...
Now,
I'm
very
...
How
about
you
参考词汇：tall,
thin,
short,
kind,
strict,
long,
hair,
funny,
old,
strong,
active,
quite
Before,
I
was
short
and
fat.
Now,
I
am
tall
and
thin.
Before,
I
had
short
hair.
Now,
I
have
long
hair.
Pair
work
1.
Five
years
ago,
Mary
_________(can)
draw
and
read.
2.
Tom
usually
__________(walk)
to
school.
3.
My
mother
_________(watch)
TV
play
every
day.
4.
Old
Bush
________(visit)
China
again
last
month.
could
walks
watches
visited
Exercise
5.
I
______(play)
sports
three
times
a
day.
6.
Lucy
and
Lily
often
_______(read)
books.
7.
There
____(is)
a
football
match
yesterday
afternoon.
8.
Our
class
______(go)
to
the
zoo
three
days
ago.
play
read
was
went
Think
and
write
This
was
me
____
year(s)
ago.
I
was
_________________________________.
________________________________________
I
could
__________________________________.
________________________________________
I
couldn't
________________________________.
________________________________________
1.Listen
and
repeat
p36
for
5
times.
2.Copy
the
key
sentences
3+1.
