(共51张PPT)
Find
homes
为右边的事物找到家
is/are
the
home
for…
sky
Protect
the
Earth
Unit
7
保护
The
Earth
is
our
only
home
We
should
protect
the
Earth
Skimming:
skim
the
headlines
and
tick
Q:
What
should
we
do
to
protect
the
Earth
(A)Save
water
(B)Save
energy
(C)Save
trees
(E)Don’t
use
too
much
plastic
We
should
(not)…
能源
塑料
(D)Don’t
throw
rubbish
（快速浏览课文的小标题，选出保护地球的几个方面）
(F)Grow
more
trees
We
shouldn’t
Water
is
useful.
Save
water
We
drink
water
and
use
water
to
clean
things
every
day.
In
many
places,
there
is
not
much
water.
We
should
not
waste
water.
We
should
reuse
and
save
it.
Scanning
读第一段
What
do
we
use
water
to
do
We
use
water
to_____________.
…
Water
is
_________.
（有用的）
waste浪费
save节约
reuse
…to
水枪大战
waste浪费
save节约
reuse
should
should
not
Water
is
useful.
Save
water
We
drink
water
/and
use
water/
to
clean
things/
every
day.
In
many
places,
there
is
not
much
water.
We
should
not
waste
water.
We
should
reuse
and
save
it.
Let’s
read
.
.
.
.
.
.
.
.
.
stress重音.
pause断句/
A.能源
B.垃圾
C.养分
coal
煤炭
oil
石油
wind
energy
water
energy
nuclear
energy核能
1.
Most
of
our
energy
comes
from
.(
)
A)
coal
and
oil
B)
coal
and
paper
C)oil
and
plastic
2.
There
is
coal
or
oil
on
Earth.(
)
much
B)
not
much
C)
some
3.What
should
we
do (
)
A)
We
should
save
energy.
B)
We
should
drive
cars
every
day.
C)
We
should
not
drive
so
much.
Listen
and
choose听并选择
Most
of
our
energy
comes
from
.(
)
A)
coal
and
oil
B)
coal
and
paper
C)oil
and
plastic
2.
There
is
coal
or
oil
on
Earth.(
)
A)much
B)
not
much
C)
some
3.What
should
we
do (
)
A)
We
should
save
energy.
B)
We
should
drive
cars
every
day.
C)
We
should
not
drive
so
much.
Listen
and
choose听并选择
A
B
A
,C
turn
off
the
tap
conveniently
Take
the
bus
or
metro
or
ride
bikes
to
work
乘公交车，地铁或者骑自行车去上班
turn
off
the
lights
when
leaving
a
room
…
Discuss
in
pairs小组讨论
Energy
is
very
precious.
能源是很宝贵的
The
more
we
use,
the
less
is
left.
用得越多，就会越少！
Most
of
our
energy
comes
from
_______
There
is
not
much
coal
or
oil
on
Earth.
So,
we
should
____________.
We
should
not
__________________.
Let’s
retell
(1)Trees
come
from
wood.
(
)
(2)We
use
wood
to
make
tables,
chairs
and
many
other
things.(
)
(3)We
should
cut
down
too
many
trees.(
)
Watch
and
judge
判断正误并修改。
(1)Trees
come
from
wood.
(
)
(2)We
use
wood
to
make
tables,
chairs
and
many
other
things.(
)
(3)We
should
cut
down
too
many
trees.(
)
T
F
F
Wood
comes
from
trees.
We
should
not
cut
down
too
many
trees.
Watch
and
judge
判断正误并修改。
1.We
use
____
to
make
tables,
chairs
and
many
other
things.
2.We
should
not
______
too
many
trees.
wood
cut
down
Memory
check记忆考验
Save
water
Save
energy
Save
trees
Don't
use
too
much
plastic
How
to
protect
the
Earth
Don’t
use
too
much
plastic
Read
and
fill
in
the
blanks
读并填空
We
use
to
make
bags
and
,
but
too
much
plastic
is
for
the
Earth.
We
use
too
many
plastic
bags
or
bottles.
We
should
use
bags
and
bottles.
plastic
bottles
bad
should
not
paper
glass
reuse
plastic再利用塑料
save
water
save
energy
save
trees
Don’t
use
too
much
plastic
自己读，选择一部分来复述。
drink
clean
waste
reuse
useful
use…to
should
shouldn’t
coal
oil
drive
so
much
take
the
bus/metro
cut
down
plant
more
trees
plastic
bags/bottles
Paper
bags/glass
bottles
How
to
protect
the
Earth
Show
time
Design
a
poster
to
tell
people
how
to
protect
the
Earth.
设计一份海报告诉人们如何保护地球。
Work
in
six,
write
down
your
ideas
六人一组，写下你们的想法。
Let’s
love
and
protect
our
Earth.
Start
from
now!
从现在做起！
Start
from
myself!
从我做起！
Homework:
1.Listen
to
the
tape
and
read
Story
time.
2.Put
your
posters
at
the
school
gate
or
in
your
classroom.
3.Show
your
posters
to
more
people
and
tell
them
to
protect
the
Earth.
Thank
you!
Water
is
useful.
Save
water
We
drink
water
and
use
water
to
clean
things
every
day.
In
many
places,
there
is
not
much
water.
We
should
not
waste
water.
We
should
reuse
and
save
it.
Reading
time
Read
after
the
tape跟读课文
Save
energy
Reading
time
Most
of
our
energy
comes
from
coal
and
oil.
There
is
not
much
coal
or
oil
on
Earth.
We
should
save
energy.
We
should
not
drive
so
much
because
cars
use
a
lot
of
energy.
Save
trees
Reading
time
Wood
comes
from
trees.
We
use
wood
to
make
tables,
chairs
and
many
other
things.
We
should
not
cut
down
too
many
trees
because
trees
help
keep
the
air
clean.
Don’t
use
too
much
plastic
Reading
time
We
should
not
use
too
many
plastic
bags
or
bottles.
We
use
plastic
to
make
bags
and
bottles,
but
too
much
plastic
is
bad
for
the
Earth.
We
should
use
paper
bags
and
glass
bottles.
Energy
Why
How
Comes
from
We
use
…to…
There’s…
We
should
not
We
should
not
much
Why
should
we
save
energy？
How
to
save
energy？
coal
and
oil
drive
cars
Let’s
say
!
drive
so
much
save
energy
white
pollution
白色污染
We
use
plastic
to
make...
plas
plastic
Enjoy
Reading
Tips:
1.
Pay
attention
to
the
pronunciation
and
intonation.
注意语音语调。
2.
Pay
attention
to
sentence
stress
and
sense
groups.
注意重音和意群。
Read
after
the
tape跟读课文
Save
trees
Wood
comes
from
trees.
We
use
wood
to
make
tables,
chairs
and
many
other
things.
We
should
not
cut
down
too
many
trees
because
trees
help
keep
the
air
clean.
Why
How
砍伐，砍掉
用直线画出原因(Why
should
we... ),
虚线画出方法(How
to
... )
Read
by
yourselves
w
o
o
d
comes
from
What
can
trees
do
for
us
Watch
and
answer
Trees
help
keep
the
air
clean.
We
should…
cut
down
We
shouldn’t
cut
down
too
many
trees.
Wood
comes
from
trees.
We
use
wood
to
make…
Cars
use
a
lot
of
energy.
There’s
not
much
coal
or
oil
on
Earth.
We
should….
We
should
not
…..
save
energy
drive
so
much
Water is u________. We can’t live without water.
We drink water and use water to clean things every day.
In many p________, there is not m_______ water.
We should not w_______ water.
We should r________ and s_______ it.
In this way, our Earth will be beautiful and clean.
Energy is u________. M_______ o___ the energy comes from
c_______ and o______
. There is not much coal or oil on Earth.
We should s_______ energy.
We should not drive so much because cars use a lot of energy.
In this way, our Earth will be beautiful and clean.
Trees
are
u________.
W_______
comes
from
trees.
We
use
wood
to
make
tables,
chairs
and
many
o______
things.
We
should
not
c______
d________
too
many
trees
because
trees
help
keep
the
air
c________.
In
this
way,
our
Earth
will
be
beautiful
and
clean.
Plastic
is
u_________.
We
use
plastic
to
make
bags
and
bottles,
but
too
m_______
plastic
is
b______
for
the
Earth.
We
should
not
use
too
m________
plastic
bags
or
bottles.
We
should
use
p________
bags
and
g________
bottles.
In
this
way,
our
Earth
will
be
beautiful
and
clean.
选择一个主题，着手准备演讲稿吧！
We
use
...
to...
We
should
We
should
not
water
energy
wood
plastic
drink
and
clean
things
reuse
and
save
it
waste
water
save
energy
drive
so
much
drive
cars
make
tables,
chairs
and
many
other
things
cut
down
too
many
trees
save
trees
make
bags
and
bottles
use
paper
bags
and
glass
bottles
use
too
many
plastic
bags
or
bottles
现在你可以复述这篇课文了吗？
两人一小组来说一说。
w
o
o
d
comes
from
We
use
wood
to
make…
Task
for
you
_____________is
__________________.
__________
comes
from_____________.
We
use_________
to
________________.
We
should
not
_____________________.
We
should
_________________________.
plastic
bottles
plastic
bags
plastic
forks
and
spoons
…
We
use
plastic
to
make...
Let’s
chant
Trees,
trees,
our
friends.
Don’t,
Don’t
Don’t
cut
down
trees.
Grow,
grow
Let’s
grow
trees,
because
trees
can
keep
the
air
clean.
a
t
e
r
a
n
i
w
t
r
e
e
p
e
h
o
m
e
t
a
r
e
h
地
球
h
e
E
e
a
r
t
water
t
W
a
r
地球表面大部分都被水所覆盖。
We
use
plastic
to
make
bags
and
bottles,
but
too
much
plastic
is
bad
for
the
Earth.
We
should
not
use
too
many
plastic
bags
or
bottles.
We
should
use
paper
bags
and
glass
bottles.
What
should
we
do
What
shouldn’t
we
do
Read
and
underline
用直线画出不应该做什么(What
shouldn’t
we
do ),
虚线画出应该做什么(What
should
we
do )
reuse
plastic再利用塑料
We
use
plastic
to
make...
plas
plastic
…
What
makes
the
ground
messy
and
dirty
Too
much
pastic
is
bad
for
the
Earth
六人一小组，用你喜欢的方式选读一幅图。
Read
together.
(齐读)
…
Read
after
one
student(跟读)
Each
one
reads
one
sentence(一人读一句)
We
use
...
to...
We
should
We
should
not
water
energy
wood
plastic
drink
and
clean
things
reuse
and
save
it
waste
water
save
energy
drive
so
much
drive
cars
make
tables,
chairs
and
many
other
things
cut
down
too
many
trees
save
trees
make
bags
and
bottles
use
paper
bags
and
glass
bottles
use
too
many
plastic
bags
or
bottlesUnit
7
Protect
the
Earth
(Period
1)
Teaching
contents：Story
time
Teaching
aims:
1.
The
Ss
are
able
t
( http: / / www.21cnjy.com )o
understand,
read
and
say
the
words
and
phrases:
earth,
protect,
coal,
oil,
energy,
useful,
plastic,
waste,
save,
reuse,
wood,
paper,
use…to…,
should
(not)…
2.The
Ss
are
able
to
( http: / / www.21cnjy.com )talk
about
the
four
ways
to
protect
the
Earth
and
they
are
able
to
retell
the
story.
3.
The
Ss
know
the
importance
and
necessity
of
protecting
the
Earth.
4.
The
Ss
know
how
to
( http: / / www.21cnjy.com )
do
and
they
are
willing
to
tell
others
how
to
do.
Main
points：
1.Enable
the
( http: / / www.21cnjy.com )Ss
to
understand,
read
and
say
the
words
and
phrases:
earth,
protect,
coal,
oil,
energy,
useful,
plastic,
waste,
save,
reuse,
wood,
paper,
use…to…,
should
(not)…
2.Enable
the
Ss
to
understand
and
read
story
time.
Difficult
points：
The
Ss
are
able
to
( http: / / www.21cnjy.com )talk
about
the
four
ways
to
protect
the
Earth
with
the
help
of
the
teacher.
Teaching
procedures
Step
1
Pre-reading
1.Greetings.
2.Find
homes.
Step
2
While-reading
1.Skim
the
headines
and
tick
(1)Save
water
（2
( http: / / www.21cnjy.com )）Save
energy
（3）Save
trees
(4)Don’t
use
too
much
plastic
2.Save
water
1)S
( http: / / www.21cnjy.com )can
2)Let’s
say
3)
Match
and
say
4)Read
together
3.Save
energy
1)Let’s
say
2)Listen
and
choose
3)Retell
4.Save
trees
1)Watch
and
judge
2)Memory
check
5.Don’t
use
too
much
p
( http: / / www.21cnjy.com )lastic
1)Read
and
fill
in
the
blanks
2)Let’s
say
Step
3
Post-
( http: / / www.21cnjy.com )reading
1)Discuss
Do
you
have
more
ways
to
protect
the
Earth
2)Make
posters
and
show
Summary:We
h
( http: / / www.21cnjy.com )ave
only
one
Earth.Let’s
love
and
protect
the
Earth
from
now
on.
Step
4
Homework
1.Listen
to
the
tape
and
read
Story
time.
2.
Put
your
posters
at
the
school
gate
or
in
your
classroom.
3.
Show
your
poster
( http: / / www.21cnjy.com )s
to
more
people
and
tell
them
how
to
protect
the
Earth.Animals
are
our
friends.
We
should
protect
them.
We
should
love
them.
We
should
not
hurt/kill
them.
In
this
way,
our
Earth
will
be
beautiful
and
clean.
To
protect
the
Earth,
we
should
keep
our
city
clean.
We
should
put
rubbish
in
the
bin./We
shouldn’t
throw
rubbish.
We
should
plant
more
trees./We
shouldn’t
cut
down
too
many
trees.
We
should
take
the
bus/metro
to
school.
We
should
ride
bikes/walk
to
school./We
shouldn’t
drive
so
much.
We
should
move
some
factories
away
from
our
city.
In
this
way,
our
Earth
will
be
beautiful
and
clean.
