【课堂跟踪】Unit 4 Then and now B Let’s check, let’s wrap it up ，C story time and main scene 教案

课时教学设计
课题
Unit
4
Then
and
now
B
Let’s
check,
let’s
wrap
it
up
，C
story
time
and
main
scene
课型
新授课
授课时间
教学
目标
1.学生能够听录音完成let’s
check的练习。
2.学生通过观察描述五幅图做到区分和理解现在时和过去时。
3.学生能够听懂读懂故事，了解地球的变化，教育学生爱护大自然和地球。
4.学生通过主情景图的学习，复习巩固本单元的重点句型。
重点难点
重点：理解let’s
wrap
it
up部分现在时和过去时的区别，并能灵活运用。
难点：对story
time的理解以及对地球变化的理解，教育学生爱护大自然和地球。
关键
引导学生区分和理解现在时和过去时
课前
准备
单词卡片，录音机，教学光盘
教
学
活
动
过
程
设
计
教
学
环
节
活
动
预
设
方法
意图
二
次
备
课
Step1
Warm-up/Revision
(6
minutes)
1．Sing
“Changes
in
me”.
2.
Game:
Quick
eyes.
Step2
Presentation(25
minutes)
Let’s
wrap
it
up.
1
.Show
five
pictures
and
find
out
the
key
points.
2.
Show
the
five
pictures
one
by
one
and
describe
with
each
one’s
partner..
3.
Sum
up
the
difference
between
the
simple
past
tense
and
the
simple
present
tense.
Then
finish
some
exercise.
Main
scene
1.
Show
the
picture
and
ask:
Who
are
they?
Where
and
they?
What
are
they
doing?
2.
Watch
the
cartoon
and
number
the
sentences.
3.
Watch
the
cartoon
and
repeat
or
role
play.
4.
Learn
about
the
using
of
weren’t,
didn’t
,
couldn’t,
at
all,
either.
Let’s
check.
1.
Look
at
the
pictures
quickly
and
try
to
describe
them
in
English.
2.
Listen
to
the
tape
and
finish
“listen
and
number”.
Check
the
answer
3.
Read
the
words
below
and
translate.
Listen
again
and
cross
out
the
words
you
didn’t
hear.
Check
the
answer.
Story
time
1.
Lead
in:
T:
Zoom
and
Zip
are
reading
a
magazine.
Read
the
story
quickly
and
think:?How
many
parts
are
there
in
the
story?
What
is
it
about?
2.
Watch
the
cartoon
and
circle
the
new
words.
Help
students
understand
the
words
and
the
story.
3.
Listen
and
repeat.
4.
T:
Think
about
the
question:
What
should
we
do
to
heal
the
world?
Step4
Exercise(5
minutes)
Finish
the
listening
part
in
exercise
book
Step5
Summary(2
minutes)
What
have
you
learnt
in
this
lesson?
Step6
Homework(1
minute)
Show
word
cards
or
PPT
and
let
students
speak
&
pete
and
see
who
is
the
fastest
Students
look
at
the
pictures
and
say:
Speak
out
the
difference
and
finish
the
exercise
Students
look
at
the
picture
and
answer
Students
read
the
dialogue
and
role
play.
Students
guess
the
name
of
the
man
and
describe
the
pictures
Students
read
the
story
and
answer:
1.Three
parts.
2.
The
magazine
is
about
the
past,
the
present
and
the
future
of
the
cooking,
of
the
environment
and
of
the
whales.
Students
learn
about
the
new
words.
Students
think
about
the
question
and
answer:
Protect
the
earth.
Plant
more
trees.
Save
water
and
don’t
waste.
创设一种学英语的氛围，
并利用眼疾手快的游戏复习单词
引导学生看图片并说出图片的重点信息
启发学生思维，引导学生自己做总结
复习巩固过去时的用法
引导学生看图做到有目的地去听录音
引导学生在听到的单词下面做标记剩下的就是没听到的，渗透听力做题技巧
学生通过观察故事中的图片，找出故事的主题，从三个方面体现过去、现在和将来的变化
将故事的主题升华为保护地球，拯救世界，就是拯救人类自己让学生结合我们的生活环境遭到破坏，讲述各自的行动。
引导学生做总结
作业
设计
作文：家乡的变化
制作一份英文版的保护环境的宣传海报
板书
设计
Unit
4
Then
and
now
B
Let’s
check,
let’s
wrap
it
up,
C
story
time
and
main
scene
It
was
raining,
Now
it
is
sunny.
Chen
Jie
was
short.
Now
she
is
1.5
metres
tall.
教学反思