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Unit7 Protect the Earth ( period 1 )
教学内容：
Story time
教学目标：
1.
< br>学生能初步理解并且会听、
会说、
会读和会拼写单词及词
组：
use
，
much
，
oil
，
glass
等，和会运用句型：
we use... to...
2.
学生能初步听懂并且会说、
会读
单词
protect the Earth
，
< br>coal
，
save
energy, come
from
，
cut
down
，
waste water
，
reuse
，
plastic,
wood,
too much, useful
等。
3.
学生能初步感知情态动词
should
及
shouldn
’
t
的用法
4.
学生能初步感知保护环境的重要性。
教学重难点：
教学重点：学生能初步
能理解并且会听、会说、会读和会拼写单词及
词组：
use
，
much
，
oi
l
，
glass
等，和会运用句型：<
/p>
we use... To...
教学难点：学生能初步感知情
态动词
should
及
shouldn
’
t
的用法
教学准备：图片
教学过程：
Step1.
Greeting and lead-in
1. Greeting
2.
Sing a song<
Two little blackbirds>
Question: why do
the little blackbirds fly away?
引导学生用
Unit6
所学知识回答：
Because
the air is dirty.
Because there
aren
’
t any trees on the
hill. They have no home.
T: Now our
living environment is polluted, so we should
protect the
Earth.
——出示课题并教读。
We
should
make
the
Earth
a
better
place for you and me,
and the entire human race.
Step 2. Pre-
reading
1.
出示无污染的地球图片。
T
：
Look,
the
Earth
is
a
beautiful
place.
There
are
many
kinds
of
sources in it. Do you know some of
them? ( water, trees, air etc.)
ng game
T: Here are another
sources. Let
’
s guess what
they are.
①
It
’
s black and
hard. We can find it under the ground. It can make
us warm. There
’
s
a lot of it in Shanxi. ( coal )
②
It
’
s
a
black
liquid.
We
can
find
it
under
the
ground
too.
Cars
need
it. ( oil )
③
It
’
s usually
white and thin. We can write and draw on it. (
paper )
④
It
comes
from
trees.
We
use
it
to
make
tables,
desks,
chairs,
beds and many other things. ( wood )
⑤
It
’
s
light
and
soft,
but
it
’
s
strong.
It
’
s
widespread
in
our
life.
( plastic )
3.T: They are useful things for us, how
do we use them?
For example: We use coal and oil to
make energy.
板书：
use... to...
引导学生说出
water
，
wood
，
paper
，
plastic
等资源的用法。
E.g.
We use water to clean things, wash clothes, cook
food...
We
use paper to make books.
We use wood to make tables, chairs,
beds and other things.
We use plastics to make bags and
bottles.
Step 3. While- reading
呈现一幅被污染的地球图片。
T
：
Look at this
picture. Is it still beautiful? Today, there is a
lot of
pollution. We should protect the
Earth at once.(
点题
) What can
we
do?
1. Watch the cartoon
and find the four key points of the text.
(
save
water,
save
energy,
save
trees
and
don
’
t
use
too
much
plastic)
并板书。
2. Listen to the tape and answer the
questions.
①
What do you
think of water? (useful)
②
What do we use water to do? (drink, clean things)
③
Is there a lot of water ev
erywhere?
（
no
）
④
W
hat
shouldn’t we do?
(waste)
⑤
What should we do?
(reuse,save)
教师根据学生回答进行板书。
3. Read the second part and judge.
①
Most of our energy comes
from coal and oil. (T)
②
There is a lot of coal and oil on Earth. (F)
③
We should drive cars every
day. (F)
④
Cars use lots of
energy. (T)
4.
呈现光头强砍树的画面。
T:
What is he doing?
S1: He is cutting
down trees.
教学
cut down
T: Is he right? We
should stop him right now. Why?
引导学生说出
Trees help
keep the air clean.
5.
塑料瓶、塑料袋实物展示。
T: we use plastic to make
bags and bottles. We often use them in
our daily life. Do you often use them?
呈现课文图片。
T: Look at this picture.
What do you think of it?
引出句子：
Too much plastics is
bad for the Earth.
T: What
should we do?
学生自读课文，并在文中划出关键词句。
板书：
We should ...
We
shouldn
’
t ...
Step 4. Post-reading
1. Read
the
whole
passage
loudly
and
finish
the
exercise
”
think
and write
”
on
page70, and then check the answers.
2.
Retell the text according to the blackboard
design.
3. Brain-storm.
T: The Earth is so important for us. We
should protect it. Now I
’
ll
give you some suggestion. Can you tell
me what we can do.
E.g. T: To protect
the Earth, we should save water.
S1:
Water is important.
S2: Water is
useful.
S3: We drink water every day.
S4: Trees and flowers need water.
S5: We should reuse water.
S6: We shouldn
’
t
waste water.
4. Introduce
the
slogan
“
Save
the
world,
save
our
lives.
”
to
the
students.
Step 5. Homework
1. Read and
retell the passage.
2. Finish the
exercise
“
True or
False
”
on page70.
3. Collect and make good use of waste
materials.
Blackboard design:
教学内容
教学课时
Unit 7
Protect the earth
(Grammar time & Fun time)
共
4
课时
第
2
课时
课
型
新授
教材版本
译林版
教学目标
1
、学习并理解
Grammar ti
me
的内容，会正确并熟练地运用句型?
use
?
to,
We
should…
We
shouldn’t…
2
、让学生紧
密联系生活实际
,
变废为宝，并利用
r
euse
?
to
make
?来介绍自己的作品
3
、引导学生热爱地球、保护地球。
句型
use
?
to
?的用法和情态动词
should
的肯定句、否定句。
句型
use
?
to
?的用法和情态动词
should
的肯定句、否定句。
PPT
、学生准备的废品
教
学
过
程
修注栏
教学重点
教学难点
教学准备
Step1
、
Revision
T: Good morning, class. In the last
class, we have learned the text.
Let
’
s describe the Status of
the Earth. And what should we do in
group.(
小组成员合作用英语描述上节课内容
)
【设计意图】利用小组描述演讲的方式，复习上节课所学过的
Story time
。
Step2
、
Grammar
time
1. T: let
’
s
read some sentences about the
resources.
（教师出示第一张表格）
use
water
We
use plastic
use
wood
to
2.
Sentence game
T give some words: water
、
wood
、
cloth
??
Let
Ss
make
sentences
“
use
?
to
?”
in group.
S1:
We use water to water trees.
S2: We use
water to clean the desks.
S3: We use
water to wash the dishes.
S4: We use
water to wash the clothes.
S5: We use
water to cook food.
S6: We use water to
clean our car.
S7: We use water to
water flowers.
??
clean things.
make bags and bottles.
make tables,chairs and other things.
plastic
、
use
< br> Ss make little thinking maps in group.
water
??
4.T show the
form 2 and review
“
should
”
We
should
We
should
not
work in group and make a
sentence match.
【设计意图】通过对旧知的复习，出示语法句型，让
学生自己总结，并通过造句比赛和制
作思维导图的方法进行巩固。
Step3
、
Fun time
1.
Ss take out
the waste and make something in group
drive so much
use too many
plastic bags or bottles
cut down too
many trees
waste water
use
paper bags and glass bottles
save trees
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