Unit 2 Saving the earth.Topic 1 Pollution has causes too many problems Section B课件(共26张PPT)

(共26张PPT)
Unit
2
Saving
the
Earth
Topic
1
Pollution
has
caused
too
many
problems.
Section
B
Language
goals
By
the
end
of
the
class,
you
will
be
able
to
Master
the
following
words
,phrases
and
sentences:
Words：
breathe,
pain,
produce,
chest,
awful,
bear,
breath,
soil,
harmful
Phrases:
have
got
a
pain
in…,
be
harmful
to,
too
many,
too
much
Sentences：①How
long
have
you
been
like
this?
②What’s
worse,
the
factory
makes
too
much
noise.
Lead
in
pollution
noise
pollution
litter
water
pollution
air
pollution
light
pollution
soil
pollution
Discuss
different
kinds
of
pollution
in
groups.
The
factories
have
produced
terrible
gas
and
caused
air
pollution.
The
cars
have
made
too
much
noise
and
caused
noise
pollution.
The
humans
have
poured
too
much
dirty
water
into
the
river
and
caused
water
pollution.
People
have
used
chemicals
too
much
in
their
fields
and
caused
soil
pollution.
We
have
used
too
many
lights
at
light
and
caused
light
pollution.
Kangkang
was
going
to
leave
the
West
Hill.
He
met
Mrs.
Zhou.
They
had
a
talk.
Kangkang
asked
Mrs.
Zhou
some
questions.
…
…
What
questions
did
Kangkang
ask?
1b
A.
Listen
to
1a
and
check
the
questions
you
hear.
Question
Answer
1.
What’s
wrong
with
you?
_____
2.
How
long
have
you
been
like
this?
_____
3.
Where
have
you
been?
_____
4.
Have
you
seen
a
doctor?
_____
5.
Have
you
noticed
the
dead
fish
in
the
river?
_____
B.
Listen
again
and
match
each
question
above
with
an
answer
below.
a.
Not
yet.
b.
I’ve
been
like
this
since
last
week.
C.
It’s
difficult
for
me
to
breathe.
d.
Oh,
yes.
C
b
a
d
√
√
√
√
1.
Does
Mrs.
Zhou
look
well?
2.
What’s
wrong
with
her?
3.
How
long
has
she
been
like
this?
4.
Has
she
seen
a
doctor?
Listen
and
answer
the
questions.
No,
she
doesn’t.
She
looks
weak.
She
has
a
headache
and
a
cough.
=
She
has
got
a
pain
in
his
head.
She
has
been
like
this
since
last
week.
No,
he
hasn’t.
/
Not
yet.
1c
Read
1a
and
answer
the
questions.
1.
What
caused
Mrs.
Zhou’s
problems?
2.
What
will
Kangkang
do?
3.
Do
you
have
any
other
ways
to
solve
Mrs.
Zhou’s
problems?
The
bad
air
and
too
much
noise.
He
will
write
to
the
newspaper
about
these
problems.
2
Choose
the
correct
words
to
complete
the
passage.
Dear
editor,
I’m
writing
to
say
something
about
the
chemical
factory
near
my
house.
The
factory
causes
_______
(too
many/
too
much)
problems.
First,
it
produces
terrible
gas,
and
it
is
hard
for
us
to
________
(breathe/
breath).
What’s
worse,
the
factory
makes
a
lot
of
noise.
We
can’t
sleep
well
at
night.
It
also
pollutes
the
river
nearby.
Now
there
are
many
_____
(die/
dead)
fish
in
the
river.
I
think
people
should
care
for
these
problems
and
I
hope
the
government
will
solve
them
soon.
Yours,
Kangkang
too
many
breathe
dead
The
factory
causes
too
many
problems.
too
many
+
可数名词复数
e.g.
There
are
too
many
people
in
the
supermarket.
I
don’t
want
to
go
there
any
more.
Language
Points
too
much
+
不可数名词
e.g.
I
am
busy.
I
have
too
much
work
to
do.
much
too
+
adj./
adv.
e.g.
It’s
much
too
cold
today.
Many
people
stay
at
home
instead
of
going
out.
Language
Points
It’s
difficult
for
me
to
breathe.
我呼吸很困难。
It’s
+
adj.
+
for
sb.
to
do
sth.
e.g.
It’s
important
for
us
to
learn
English
well.
It’s
easy
for
him
to
solve
this
problem.
Language
Points
breathe
v.
呼吸
e.g.
He
could
hardly
breathe
because
of
the
lung
cancer.
breath
n.
呼吸
e.g.
She
took
a
long
slow
breath
to
calm
down.
Language
Points
3a
Look
at
the
pictures
and
read
the
words
and
phrases,
paying
attention
to
the
sounds
and
stress.
`soil
po`llution
`water
po`llution
`noise
po`llution
`air
po`llution
`litter
`light
po`llution
(
)
(
)
(
)
(
)
(
)
(
)
A
B
C
D
E
F
F
C
D
A
B
E
3b
Complete
the
sentences
with
the
words
and
phrases
in
3a.Then
read
them
aloud,
paying
special
attention
to
the
pronunciation
,
liaison
and
pause
water
pollution
air
pollution
nosie
pollution
Light
pollution
Litter
Light
pollution
is
harmful
to
birds.
harm
v.
&
n.
危害，伤害，损害
harmful
adj.
有害的
e.g.
It
is
harmful
to
animals.
=
It
does
great
harm
to
animals.
be
harmful
to
=
do
harm
to
对……有害
Language
Points
单项选择
(
)
1.
There
are
________
books
in
the
shop.
I
don’t
know
which
one
to
choose.
A.
too
many
B.
too
much
C.
much
too
D.
too
(
)
2.
—
Don’t
smoke.
It’s
________
to
our
health.
—
Sorry,
I
won’t
do
it
again.
A.
harm
B.
harmful
C.
harms
D.
harmed
(
)
3.
He
has
a
headache.
He
feels
difficult
________.
A.
breathe
B.
breath
C.
to
breathe
D.
to
breath
A
B
C
Exercises
(
)
4.
She
is
so
noisy
that
I
can’t
________
her.
A.
see
B.
know
C.
bear
D.
understand
(
)
5.
—How
long
have
you
________
this?
—
For
a
week.
A.
liked
B.
been
C.
been
like
D.
like
(
)
6.
If
you
are
always
________,
it
will
be
bad
for
your
health.
A.
in
a
good
mood
B.
in
a
bad
mood
C.
in
good
health
D.
in
need
C
C
B
Exercises
Homework
1.
Write
a
passage
about
how
to
reduce
pollution.
2.
Preview
Unit
2
Topic
1-Section
C.
Bye-bye!