(共20张PPT)
Unit
13
We’re
trying
to
save
the
earth!
Section
A
3a
上课老师：天台县外国语学校
胡小青
指导老师：名师工作室领衔人
张凌敏
What
can
you
see
in
the
video
the
ocean
life
the
ocean’s
ecosystem
生态系统
/'i k s st m/
shark
鲨鱼
sharp
teeth
fins
（鱼鳍）
at
the
top
of
the
food
chain
食物链
throw
…back
into…
cruel
残忍的
Without
a
fin,
a
shark
can
no
longer
swim
and
slowly
die.
catch
sharks
cut
off
their
fins
shark
fin
soup
鱼翅汤
harmful
有害的
shark
fin
soup
groups
against
“finning”
endangered
sharks
Read
for
main
ideas
圈出关键词，概括段落大意。
猎翅
Read
for
details
shark
fin
soup
1.
What
do
you
know
about
the
shark
fin
soup
2.
What
does
it
mean
when
people
enjoy
a
bowl
of
shark
fin
soup
划出关键词
A
dish
be
famous
be
popular
in
southern
China
be
expensive
They’re
killing
a
whole
shark
each
time
they
enjoy
a
bowl
of
shark
fin
soup.
Read
for
details
endangered
sharks
1.
How
do
people
kill
sharks
2.
What
would
happen
if
there
are
fewer
sharks
Why
划出关键词
catch…
cut
off
…
no
longer
swim
and
slowly
die
throw…
back
into
…
3.
In
fact,
what
have
happened
to
the
sharks
these
years
cruel
harmful
It
will
bring
danger
to
all
ocean
life.
…at
the
top
of
the
food
chain
in
the
ocean’s
ecosystem.
4.
Why
does
the
writer
list
these
numbers
The
writer
wants
to
show
sharks
are
endangered
by
listing
numbers.
Read
for
details
two
groups
against
“finning”
What
are
they
doing
&
What
have
they
done
They
are
teaching
the
public
about
“finning”.
They
have
even
asked
governments
to
develop
laws
(法律)
to
stop
the
sale
of
shark
fins.
Call
on
the
public
to
save
the
sharks!
1.
What’s
the
purpose
(目的)
of
this
passage
Read
for
thinking
2.
Give
the
suitable
(合适的)
title
to
this
passage.
Title
(标题)：__________________________________
The
government
is
working
hard
to
save
the
sharks.
Sharks
are
in
danger.
Let’s
save
the
sharks!
通过写作目的，给出最佳标题
For
ourselves,…
For
the
government,…
eating…
buying…
polluting
the
environment
develop
laws
punish
people
who
kill
…
call
on
people
to
help
…
…
stop
…
3.
What
can
we
do
to
save
the
sharks
2019-nCoV
新型冠状病毒
(2019
Novel
Coronavirus)
/k ,r un 'vai r s/
wild
animals
No
buying,
no
killing!
Saving
animals
is
saving
ourselves!
4.
Why
must
we
stay
at
home
5.
What
is
the
origin
(起源)
of
2019
N-CoV
Some
people
like
to
eat
shark
fin
soup,
especially
in
_______China.
But
getting
the
shark
fin
is
very
_____.
When
people
catch
sharks,
they
____
____their
fins
and
throw
the
sharks
_____into
the
ocean.
The
shark
slowly
dies
because
it
can't
_____
without
the
fin.
And
it
is
also
______
to
environment.
Sharks
are
at
the
____
of
the
food
chain.
If
the
number
of
sharks
______
too
low,
it
will
______
the
balance
of
ecosystem.
Please
say
no
to
eating
the
shark
fin
soup,
and
take
action
to
save
the
sharks!
southern
cruel
cut
off
back
swim
harmful
top
drops
break
Read
for
summarizing
听说
鱼翅汤
名贵菜品
在华南地区
每次
一碗
shark
fin
soup
in
southern
China
hear
of/about
a
bowl
of
famous
and
expensive
dish
each
time
Read
for
language
points
be
harmful
to
…
do
harm
to
…
no
longer
=
not
…
any
longer
be
endangered
=
be
in
danger
trade
v.
&
n.
trader
n.
5.
fall-fell-fallen/
drop-dropped-dropped
environmental
protection
groups
the
public
be
good
for
teach
sb.
about
sth.
develop
laws
stop
the
sale
of
shark
fins
so
far
scientific
study
环境保护组织
公众;名众
教育某人有关…
完善法律
阻止出售鱼翅
到目前为止
科学研究
对…有好处
Homework
Recite
the
key
words
and
phrases
in
3a.
Find
out
more
ways
to
save
animals
on
http://zdx.forestry./
and
do
your
part
now!
Thank
you!
