(共20张PPT)
Unit
2
Saving
the
Earth
Topic
3
What
can
we
do
at
home
to
protect
the
environment?
Section
A
Everyone
should
do
everything
he
/
she
can
to
protect
our
environment.
Lead
in
As
saying
goes,“If
we
want
to
make
great
achivement,We
should
start
from
ourselves,
from
the
little
things
around.”?
As
a
student,
what
can
we
do
to
at
home
or
at
school
to
protect
environment?
Now,
let's
listen
what
Jane
says.
Pre-listening
1b
Listen
to
1a
and
complete
the
table.
An
interview
with
Jane
where
Jane
works
in
an
________________
to
______________________
what
Jane
is
doing
helping
___________________
about
protecting
the
environment
what
we
can
do
at
home
________________
we
produce
what
students
can
do
at
school
collect
_____________
and
soft
drink
cans
organization
protect
the
environment
spread
the
message
reduce
the
waste
waste
paper
While-listening
Task
1
organization
/???ɡ?na??ze??n/
n.
组织，团体
can
n.
罐头
1c
Read
1a
and
complete
the
sentences.
The
three
R’s
---_______,
______
and
_______
---
are
important.
At
home,
we
can,
for
example,
use
both
______
of
paper
and
reuse
______
bags.
At
school,
students
are
encouraged
to
______
waste
paper
and
______________
because
recycling
can
protect
the
____________
and
_______
money.
Then
we
_______
them
_______
they
can
be
recycled.
reduce
reuse
recycle
sides
plastic
collect
soft
drink
cans
environment
save
sort
so
that
Task
2
recycle
/ri?'sa?k(?)l/
n.回收利用，再利用
plastic
/?pl?st?k/
adj.
塑料的
President
Xi
said
that
garbage
classification
is
related
to
the
people's
living
environment
and
the
economical
use
of
resources.
Can
you
sort
the
garbage?
Post-listening
Task
1
Can
you
sort
the
garbage?
Can
you
sort
the
garbage?
paper
cups
glass
bottles
cans
plastic
bags
newspapers
Recycle?
Reuse?
Reduce?
Task
2
3a
Sort
the
garbage
based
on
your
own
knowledge.
Type
of
garbage
Recycled
Reused
Reduced
plastic
bags
paper
cups
cans
newspapers
glass
bottles
√
√
√
√
√
3b
Listen
to
the
conversation
and
check
your
answers.
Language
Points
1.
就某事采访某人
减少废弃物
使用纸的两面
重复使用塑料袋
省钱
鼓励某人做某事
把它们分类
为……工作
散发信息
饮料罐
被回收
interview
sb.
about
sth.
reduce
waste
use
both
sides
of
paper
reuse
plastic
bags
save
money
encourage
sb.
to
do
sth.
sort
them
work
for
spread
message
soft
drink
cans
be
recycled
Task
3
Language
Points
2.
We
all
know
that
you
work
for
an
organization…
为……工作，为……坚持不懈地努力
拓展：
①both…and…：两者都……，可用来连接并列成分。连接并列主语时，谓语动词用复数形式。
Both
you
and
I
are
in
Class
3.
②both与not连用时，表示部分否定。要表示全部否定，要用both的反义词neither。
Both
of
the
books
are
not
mine.
并非两本书都不是我的。
Neither
of
the
books
is
mine.
两本书都不是我的。
Language
Points
3.
It
will
save
energe
and
reduce
air
pollution.
并列句
（P126）
并列连词
并列句是由并列连词把两个或两个以上的简单句连在一起构成的句子，连词前可用逗号，也可不用逗号。常用的连词有：
and：表示并列
but,
while：表示转折
or,
either…or…：表示选择
so,
for：表示因果
2
Combine
the
sentences
with
or,
and,
but
or
while,
making
some
changes
if
necessary.
1.
Noise
is
a
kind
of
pollution.
It’s
harmful
to
our
hearing.
Noise
is
a
kind
of
pollution
and
it’s
harmful
to
our
hearing.
2.
Work
hard.
You
will
fail
the
exam.
Work
hard,
or
you
will
fail
the
exam.
3.
Nodding
the
head
means
agreement.
Shaking
the
head
means
disagreement.
Nodding
the
head
means
agreement
while/but
shaking
the
head
means
disagreement.
4.
Hurry
up.
You
will
miss
the
bus.
Hurry
up,
or
you
will
miss
the
bus.
5.
He
has
failed
several
times
.
He
never
gives
up.
He
has
failed
several
times,
but
he
never
gives
up.
放弃
Task
4
Wow!
We’ve
got
so
much
garbage!
Soft
drink
cans,
lunch
boxes,
plastic
bottles,
batteries,
waste
paper,
paper
bags
and
cups,…
4
Suppose
you
will
have
a
Clean-up
Day.
Work
in
groups
and
find
out
the
garbage.
Then
sort
them
based
on
3a
and
talk
about
them.
A:
I
think
lunch
boxes
should
be
reused.
B:
What
about
waste
paper
?
A:
I
think…
Task
5
Group
Work
1.Some
words:
nod,
agreement
2.Some
phrases：give
up
3.
Some
sentences:
(1)
We
should
reduce
the
waste
we
produce.
(2)Recycling
can
protect
the
environment,
and
it
can
save
money,
too.
1.Use
the
compound
sentences
with
or,
and,
but
and
while.
2.Talk
about
environmental
protection.
We
Learn
We
can
Summary
一、根据句意及汉语提示写出正确的单词。
1.
Anyone
who
buys
this
kind
of
desk
can
get
a
small
/?pl?st?k/
toy
for
free.
2.
She
（点头）to
us
when
she
went
into
the
room.
3.
John
usually
/ri?'sa?k(?)lz/
newspapers
and
cans.
4.
I
have
to
get
my
parents'
（同意）if
I
want
to
go
out
at
school
nights.
plastic
nodded
recycles
agreement
Exercises
Exercises
二、单选。
1.
－Could
you
give
me
a
glass
of
water?
－
.
A.
It's
a
pleasure.
B.
My
pleasure.
C.
With
pleasure.
D.
A
pleasure.
2.
－Never
!
I
believe
you
can
make
it.
－Thank
you.
I
will.
A.
hurry
up
B.
run
out
C.
shut
off
D.
give
up
3.
He
is
tall,
his
sister
is
short.
A.
when
B.
or
C.
while
D.
and
4.
Take
more
exercise,
you
will
be
healthier.
A.
but
B.
for
C.
and
D.
so
5.
We
should
try
our
best
the
waste
we
produce
quickly.
A.
reducing
B.
to
reduce
C.
reduced
D.
to
reduced
Read
1a.
Memorize
the
useful
expressions
and
key
sentences
which
we
learn
today.
Finish
Section
A
in
your
workbook.
Preview
Section
B.
Section
A
复习重点
1.
work
for：为……工作，为……坚持不懈地努力
2.
①both…and…：两者都……，可用来连接并列成分。连接并
列主语时，谓语动词用复数形式。
②both与not连用时，表示部分否定。要表示全部否定，要用
both的反义词neither。
3.
并列句常用的连词有：
and：表示并列
but,
while：表示转折
or,
either…or…：表示选择
so,
for：表示因果
4.
give
up
sth.
/
doing
sth.
：放弃某事
/
做某事
