(共27张PPT)
Section
B
(1a-1d)
Unit
7
What's
the
highest
mountain
in
the
world?
学习目标
Key
words
&
phrases
:
centimeter/centimetre;
weigh;
birth;
at
birth;
up
to;
adult;
live
up
to;
kilo;
take
turns
doing
sth.
Key
sentences:
1.This
elephant
weighs
many
times
more
than
this
panda.
2.They
can
live
up
to
20
to
30
years.
3.What
about
the
size
of
a
baby
panda?
To
make
comparisons
by
using
comparatives
and
superlatives.
Warming
up
Let's
watch
a
video
!
Let's
watch
a
video
!
Free
talk
Do
you
like
wild
animals?
What's
your
favorite
wild
animal?
Do
you
know
any
basic
facts
about
them?
How
can
we
describe
wild
animals
when
talking
about
them?
How
to
protect
them?
height(高度)
place
weight(重量)
behavior(习性)
food
Lead
in
Let's
try
to
describe
these
animals.
Elephant
It's
the
biggest
animal
on
land.
It
is
350
cm
tall.
It
weighs
5,000
kilos.
It
eats
150
kilos
of
food
a
day.
It
always
eats
vegetables,
plants,
and
some
fruits.
cm
(=centimeter)
n.
厘米
weigh
v.
重量是......
Panda
It's
one
of
the
oldest
species
in
the
world.
It
is
150
cm
tall
(standing
on
two
legs)
At
birth,
it
is
only
about
0.1
to
0.2
kilos,
but
an
adult
one
weighs
100
kilos.
It
eats
10
kilos
of
food
a
day.
It
always
eats
bamboos.
It
is
a
symbol
of
our
country.
species
n.
物种
birth
n.
出生；诞生
at
birth
出生时
adj.
成年的；成人的
n.
成人；成年动物
Can
you
describe
the
two
animals?
Let's
practice
Tiger
Giraffe
Pre-listening
1a
Compare
facts
about
these
two
animals.
Use
the
language
in
the
box
to
help
you
make
sentences.
Elephant
is
350
cm
tall
weighs
5,000
kilos
eats
150
kilos
of
food
a
day
Panda
is
150
cm
tall
(standing
on
two
legs)
weighs
100
kilos
eats
10
kilos
of
food
a
day
Example
sentence:
This
elephant
weighs
many
times
more
than
this
panda.
(200
cm
taller/shorter,
weigh
much
more/less,
eat
much
more/less,
eat
many
times
more)
Compared
on
weight
On
height/weight/food/other
facts
you
know:
————————————————————————————————————————————————————————————————————————————————————————————
Now
make
more
sentences.
This
panda
is
200
cm
shorter
than
this
elephant.
This
elephant
eats
much
more
than
this
panda.
…
0.1
0.2
16
20
50
100
120
150
zero
point
one
zero
point
two
sixteen
twenty
fifty
one
hundred
one
hundred
and
twenty
one
hundred
and
fifty
Read
the
following
number.
1b
While-listening
Listen
and
check
(√)
the
numbers
you
hear.
______
100
______
16
______
20
______
50
______
120
______
0.1
______
0.2
______
150
√
√
√
√
√
1c
Listen
again
and
complete
the
sentences.
At
birth,
a
baby
panda
is
about
______
to
______
kilos.
At
birth,
a
baby
panda
is
about
______
cm
long.
A
baby
panda
is
not
black.
It
is
______
and
it
has
no
______.
A
panda
can
live
up
to
______
to
______
years.
0.1
0.2
15
pink
teeth
20
30
到达（数量、程度等）；至多有；不多于
Listen
and
read.
Teacher：Do
you
have
any
questions
about
baby
pandas?
Boy
1：
Are
they
much
smaller
than
an
adult
panda?
Teacher：Yes.
When
they’re
born,
they
only
weigh
about
0.1
to
0.2
kilos.
Boy
1：
Wow,
that’s
small!
I
know
an
adult
panda
weighs
many
times
more
than
a
baby.
Teacher：That’s
right.
And
the
adult
pandas
weigh
around
100
kilos.
Boy
2：
What
about
the
size
of
a
baby
panda?
How
small
is
it?
Teacher：At
birth,
it’s
only
around
15
cm
long,
but
an
adult
panda
is
around
150
cm
long.
Girl
1：
Is
a
baby
panda
also
black
and
white?
Teacher：No,
you
would
never
guess!
A
baby
panda
is
pink
and
it
cannot
see.
It
also
doesn’t
have
any
teeth.
Girl
1：
How
long
can
pandas
live?
Teacher：They
can
live
up
to
20
to
30
years.
Fill
in
the
blanks
according
to
the
information
in
1b&1c.
A
baby
panda
is
lovely.
When
it
is
born,
it
is
much
________than
an
adult
panda.
It
_______
about
0.1
to
0.2
kilos,
but
an
adult
panda
weighs
about
100
kilos.
At
______,
it’s
only
around
______
long,
but
an
adult
panda
is
around
150
cm
long.
A
baby
panda
is
pink
and
it
_____
see.
It
also
doesn’t
have
any
______.
A
baby
panda
can
_____
____
to
20
to
30
years.
smaller
weighs
birth
15
cm
can’t
teeth
live
up
1d
Post-listening
Take
turns
telling
your
classmates
about
pandas.
A:
A
baby
panda
cannot
see.
B:
An
adult
panda
weighs
many
times
more
than
a
baby
panda.
Game
True
of
False?
An
adult
panda
is
ten
times
longer
than
a
baby
panda.
True.
At
birth,
a
panda
is
only
around
15
cm
long,
but
an
adult
panda
is
around
150
cm
long.
Let's
watch
a
video
!
Language
points
1.
This
elephant
weighs
many
times
more
than
this
panda.
①
weigh
此处作不及物动词，意为“重量是……”。
How
much
do
you
weigh?
At
birth,
most
babies
weigh
between
3
and
4
kilograms.
②
weigh
还可作及物动词，意为“称……的重量”。
She
weighed
the
stone
in
her
hand.
【拓展延伸】weight
作名词，意为“重量；分量”。put
on/gain
weight
表示“增加体重”；lose
weight
表示“减重”。
倍数
+
比较级
+
than
该结构意为“比……（大/长/重......）多少倍”，表示倍数。
This
table
is
three
times
longer
than
that
one.
【拓展延伸】
①
“倍数
+
as
+
形容词/副词原级
+
as”也表示倍数，意为“是……的几倍”。
This
table
is
three
times
as
long
as
that
one.
②
“倍数
+
the
size/length/height
+
of
…”意为“……是……的几倍大/长/高”。
This
table
is
three
times
the
length
of
that
one.
Exercises
一、单项选择。
1.The
road
is
________
that
one．
A．twice
as
wider
as
B．twice
as
wide
as
C．twice
so
wide
as
D．wider
twice
than
2.Our
school
is
________
than
yours．
A．twice
bigger
B．bigger
twice
C．twice
big
D．many
times
big
B
A
二、用所给单词的适当形式填空。
1.His
wife
gave
______(birthday)
to
a
baby
boy
yesterday．
2.Many
_______(adult)
like
playing
computer
games．
3.The
elephant
weighs
many
times
______
(much)
than
the
koala．
4.Town
Cinema
is
_______(cheap)
than
Screen
City．
5.The
size
of
our
school
is
_____(two)
bigger
than
theirs.
birth
adults
more
cheaper
twice
三、根据汉语意思补全句子。
1.那个婴儿生下来重七磅。
That
baby
weighed
seven
pounds
______
_____．
2.一只熊猫能活20到30年。
A
panda
can
_________
_________
_________
20
to
30
years．
3.这头大象的重量比这头熊猫重许多倍。
This
elephant
weighs
__________
__________
more
than
this
panda．
at
birth
live
up
to
many
times
Homework
Preview
the
passage
in
Section
B
2b.
Do
the
exercises
in
students’
book.
