(共15张PPT)
Leading-
in:
watch
a
video
what's
wrong
with
the
earth?
Unit
8
We’re
trying
to
save
the
earth!
??
Section
A(1a-2c)
Learning
Aims
Knowledge
Aims:
1.掌握记忆以下重点词汇、短语：
litter,
bottom,
fisherman,
coal,
ugly,
play
a
part
in
2.
熟练掌握并运用以下句型：
The
river
used
to
be
so
clean.
The
air
is
badly
polluted.
Moral
Aims:正确谈论污染环境保护问题，掌握听力技巧。
Ability
Aims:了解环境污染情况问题，增强环保意识。
Importances
and
difficulties:正确谈论污染环境保护问题，
掌握听力技巧.
Check
the
Preview
litter
v.
乱扔
n.垃圾；废弃物
bottom
n.底部；最下部
fisherman
n.钓鱼的人
(pl.)
fishermen
rubbish
Pollution
noise
pollution
water
pollution
air
pollution
loud
music
cars
rubbish
planes
littering
ships
factories
smoking
building
houses
mobile
phones
loud
music
planes
building
houses
mobile
phones
cars
rubbish
littering
ships
factories
cars
factories
smoking
littering
1a
What
kinds
of
pollution
do
the
words
belong
to?
1b
Before
listening
Talk
with
your
deskmates
about
the
forms
of
the
words
in
the
blanks
and
tell
him/her
the
reasons.
What
was
the
problem?
The
river
was
really_____.
Even
the
bottom
of
the
river
was
full
of
________.
There
were
no
more
________
for
fishermen
to
catch.
What
caused
the
problem?
People
are
throwing
_______
into
the
river.
Factories
are
putting
_______
into
the
river.
How
should
the
problem
be
solved?
We
should
write
to
the
___________
and
ask
them
to
____________
the
factories.
Everyone
should
help
to
__________
the
river.
What
was
the
problem?
The
river
was
really________.
The
bottom
of
the
river
was
full
of
________.
There
were
no
more
________
for
fishermen
to
catch.
What
caused
the
problem?
People
are
throwing
_______
into
the
river.
Factories
are
putting
_______
into
the
river.
How
should
the
problem
be
solved?
We
should
write
to
the
___________
and
ask
them
to
____________
the
factories.
Everyone
should
help
to
__________
the
river.
Listen
and
complete
the
sentences.
dirty
rubbish
fish
litter
waste
government
close
down
clean
up
(at
)the
bottom
of…（在）…底部
1b
1b
Mark:
The
river
was
dirty.
Even_____________the
river
_________
rubbish.
Tony:
But
it
_______
be
so
clean!
Mark:
Yes,
but
people
are
littering
in
the
river.
Tony:
Everyone
in
this
town
should
___________
cleaning
it
up!
Role-play
your
own
conversation
1c
the
bottom
of
was
full
of
used
to
play
a
part
in
land
pollution
air
pollution
C.
noise
pollution
D.
water
pollution
2a
Listen
to
the
interview.
Circle
the
Kinds
of
pollution
that
Jason
and
Susan
talk
about.
1.
The
air
is
badly
polluted
because
there
are
_____________
on
the
road
these
days
.
2.
Factories
that
burn
coal
also
____________
the
air
with
a
lot
of
black
smoke.
3.
There
is
also
too
much
rubbish
and
waste.
People
_______________
things
every
day.
4.
People
are
also
littering
in
____________like
parks.
This
is
turning
beautiful
places
into
ugly
ones.
2b
Listen
again
and
complete
the
sentences.
Before
listening
1.
The
air
is
badly
polluted
because
there
are
_____________
on
the
road
these
days
.
2.
Factories
that
burn
coal
also
____________
the
air
with
a
lot
of
black
smoke.
3.
There
is
also
too
much
rubbish
and
waste.
People
_______________
things
every
day.
4.
People
are
also
littering
in
_______
places
like
parks.
This
is
turning
beautiful
places
into
ugly
ones.
2b
Listen
again
and
complete
the
sentences.
more
cars
pollute
are
throwing
away
public
throw
away
扔掉
in
public在公共场合
2C.
Group
Work：interview
If
you
are
an
interviewer,ask
other
students
about
the
pollution
around
us
and
what
should
we
do
to
protect
our
earth.
Interviewer：Can
you
tell
me
one
kind
of
pollution
you've
seen?
Interviewee:
I
think
one
problem
is_____________.
Interviewer:What
do
you
think
has
caused
the
problem?
Interviewee:I
think____________
Interviewer:What
can
we
do
to
solve
the
problem?
Interviewee:We
are
supposed
to___________________
environmet
reading
Ability
Knowledge
words
Sentences
Skills
Moral
phrases
Grammar
protect
passive
voice
...的底部
Listening
乱扔
pollution
参与做某事
Save
the
earth
present
progressive
tense
污染
speaking
stop
We
should
play
a
part
in
protecting
our
earth!
Summary
Level
One(NO.1-25):Make
a
survey:How
to
save
the
earth.
What
was
the
problem?
What
caused
the
problem?
How
should
the
problem
be
solved?
Level
Two(NO.26-45):
Recite
the
composition
about
the
earth
Level
Three(NO.46-50):
Remenber
the
words
and
phrases.
Thanks
for
your
listening!
