资源简介

(共58张PPT)
新课标
八年级下册
Unit
7
What's
the
highest
mountain
in
the
world?
Section
B
1a-1d
学
习
目
标
Objectives
1.
掌握和运用下列重点单词和短语：
weigh,
birth,
adult,
at
birth,
up
to,
??
2.
掌握含有倍数的比较级句式。
3.
能将听到的信息正确地用对话的形式进行输出。
4.
了解大熊猫和熊猫宝宝的习性和生活状况。
4.
保护濒危动物，从我做起。
Learn
some
new
words!
New
words
centimeter
['senti?mi:t?]
n.
厘米;公分
(100厘米等于1米)
缩写形式为cm
A
centimeter
is
a
unit
of
length.
厘米属于长度单位。
square
centimeter
平方公分
cubic
centimeter
立方厘米
He
is
185
centimeters
tall
.
他185公分高。
Learn
some
new
words!
New
words
He
has
to
weigh
his
words
when
he
talks
to
her
.
他跟她说话的时候，必须斟酌他的话。
At
birth
,
most
babies
weigh
between
6
and
8
pounds
.
大多数婴儿出生时的体重在6磅到8磅之间。
weigh
[wei]　
　
v.
衡量；称(重量)；重达
...
The
doctor
weighed
the
baby
every
month.
医生每个月都给这个婴儿称体重。
名词形式：weight
birth
[b??θ]
　
　
n.
出生；血统，出身；起源
Learn
some
new
words!
New
words
The
birth
of
my
daughter
delighted
my
family.
我女儿的出生令我全家人欣喜。
give
birth
to生孩子;
产仔
at
birth
生下来时
date
of
birth
出生日期
by
birth
生来;
在血统上
This
was
the
birth
of
words
.
这就是文字的起源。
She
is
English
by
birth
but
french
by
marriage
.
她是英国血统，但嫁给法国人而入了法国籍。
Learn
some
new
words!
New
words
adult
['?d?lt]
adj.
成年的；成熟的
n.
成年人
adult
child
成年子女
young
adult
年轻人
adult
man
成年人
In
the
eyes
of
the
law
you
are
not
an
adult
.
从法律的角度看你还没有成年。
He
spent
his
adult
life
in
canada
.
他在加拿大度过了成年时期。
His
behavior
is
not
particularly
adult.
他的举止行为还不太成熟。
v.
厘米
v.&n.
重量是；称重
出生；诞生
v.
出生时
n.
达到(某数);不多于
n.
成年的；成年
Let's
read
together!
centimeter
weigh
birth
at
birth
up
to
adult
New
words
How
long
is
the
history
of
China?
China
has
a
long
history
of
5,000
years.
What
is
the
area
of
China?
China
covers
an
area
of
about
9.6
million
square
kilometers.
Warm-up
How
many
Chinese
characters
are
there?
There
are
85,568.
Warm-up
What
is
the
population
of
China?
It
has
a
population
of
more
than
1.373
billion.
How
long
is
the
Yangtze
River?
It's
6,397
kilometers
long.
How
long
is
the
Yellow
River?
It's
5,464
kilometers
long.
Warm-up
How
long
is
the
Great
Wall?
It's
21,196.18
kilometers
long.
How
high
is
Qomolangma?
It's
8844.43
meters
high.
Warm-up
How
long
is
the
Grand
Canal?
It's
1,710
kilometers
long.
How
big
is
the
Forbidden
City?
It
has
an
area
of
about
720,000
square
meters.
Warm-up
Look
and
say!
-
How
long
is
the
table?
-
This
table
is
______________.
one
meter
long
-
How
wide
is
the
road?
1m
3.5m
-
The
road
is
______________.
3.5
meter
wide
1,025m
-
How
high
is
the
mountain?
-
It
is
________________.
1,025
meters
high
-
How
deep
is
the
well?
12m
-
The
well
is
______________.
12
meters
deep
-
How
large
is
the
farm?
3
km2
-
It
is
about
________________________.
3
square
kilometers
in
size
Revision
150,000,000
km
Look
and
say!
-
How
far
is
it
from
the
earth
to
the
sun?
-
It
is
__________________________.
150,000,000
kilometers
away
4,345
kilos
-
How
heavy
is
the
elephant?
-
How
much
does
the
elephant
weigh?
-
What
is
the
weight
of
the
elephant
?
-
It
is
__________.
4,345
kilos
-
It
weighs
__________.
4,345
kilos
-
The
weight
of
it
is
__________.
4,345
kilos
Revision
一、提问:
How
much
does/do
sb./sth.
weigh？
=
What’s
the
weight
of
sb./sth.
？
=
How
heavy
is/are
sb./sth.
？
二、回答：
sb./sth.
weigh(s)...
=
sb./sth.
is/are....
=
the
weight
of
sb./sth.
is/are...
对物体的重量进行提问和回答
Summary
The
Yangtze
River
is
___________
the
Yellow
River.
Which
river
is
longer？
The
Yangtze
River
The
Yellow
River
The
Yangtze
River
is
_____________longer
than
the
Yellow
River.
longer
than
5464
km
6397
km
about
900
kms
Revision
Look
and
say!
6480km
Amazon
River
6397
km
Yangtze
River
Which
river
is
longer？
The
Amazon
River
is
___________
the
Yangtze
River.
longer
than
The
Amazon
River
is
______
longer
than
the
Yangtze
River.
a
little
Revision
Look
and
say!
over
5,000
years
less
than
300
years
Which
country
has
a
longer
history？
China
has
a
______
longer
history
than
The
US
.
China
has
a
_______
history
than
The
US
.
longer
much
Revision
Look
and
say!
1,395,380,000
327,160,000
Which
country
has
larger
population?
China
has
a
______
population
than
the
US.
China
has
__________
as
many
people
as
the
US.
larger
four
times
Revision
Look
and
say!
9,372,615
km2
9,600,000
km2
Which
country
is
larger？
China
is
___________
the
United
States.
bigger
than
China
is
___________
bigger
than
the
United
States.
200,000
km2
Revision
Look
and
say!
比较级前的修饰语
A.
比较级前可加表示程度或不定数量的状语。
much
/
a
lot
/
far
+
比较级
表示
“...
得多”
a
little
/
a
bit
+
比较级
表示
“...
一点”
even
/
still
/
yet
+
比较级
表示
“更加...,
还要...”
no
+
比较级
表示
“并不,
毫不,
一点也不”
any
+比较级
表示
“稍...一些
”
(用于否定句或疑问句）
【注意】
1)
much;
still;
even只用于修饰比较级。
2)
a
little;
a
bit;
rather既可修饰比较级又可修饰原级。
3)
no修饰比较级时,在意义上否定两者。e.g.
He
is
no
richer
than
Peter.
=
He
is
as
poor
as
Peter.
Summary
比较级前的修饰语
B.
比较级前可加表示确定数量的词或短语,
比如分数,
百分
数,
倍数以及“数词
+名词
”短语,
表示具体的差别。
He
is
three
years
older
than
I
(am)
.
他比我大三岁
。
He
is
two
inches
taller
than
his
father
.
他比他父亲高二英寸。
My
room
is
twice
bigger
than
yours
.
我的房间比你的大两倍。
也可用“by
+具体的数量词”放在句子末尾,
表示具体的差
别。This
street
is
wider
than
that
one
by
two
meters.
Summary
0
Free
talk
Do
you
like
animals?
Which
animals
do
you
like
best?
Why
do
you
like
them?
Lead-in
panda
Cute
,
lovely
and
shy
A
symbol
of
China
Guess
my
favorite
animals
black
eyes
eat
bamboo
Lead-in
Guess
my
favorite
animals
It
is
quite
heavy.
It
has
the
longest
teeth
and
nose
in
the
world.
It’s
one
of
Thailand’s
symbols.
elephant
Lead-in
Both
elephants
and
pandas
are
the
symbols
of
a
country.
Do
you
want
to
know
more
information
about
them?
Lead-in
Panda
is
150
cm
tall
(standing
on
two
legs)
weighs
100
kilos
eats
10
kilos
of
food
a
day
Elephant
-
is
350
cm
tall
-
weighs
5,000
kilos
eats
150
kilos
of
food
a
day
Compare
facts
about
these
two
animals.Use
the
language
in
the
box
to
help
you
make
sentences.
Example
sentences:
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)
Presentation
Talk
about
the
elephant
using
the
information.
Elephant
-
is
350
cm
tall
-
weighs
5,000
kilos
eats
150
kilos
of
food
a
day
It
is
350
cm
tall.
How
tall
is
the
elephant?
How
much
does
the
elephant
weigh?
How
much
does
the
elephant
eat
a
day?
It
weighs
5,000
kilos.
It
eats
150
kilos
of
food
a
day.
centimeters
Ask
and
answer
Talk
about
the
panda
using
the
information
above.
Panda
is
150
cm
tall
(standing
on
two
legs)
weighs
100
kilos
eats
10
kilos
of
food
a
day
-
How
tall
is
the
panda?
-
How
heavy
is
the
panda?
-
It
is
150
cm
tall
when
it's
standing
on
two
legs.
-
It
weighs
100
kilos.
-
How
much
does
the
panda
eat
a
day?
-
It
eats
10
kilos
of
food
a
day.
Ask
and
answer
The
elephant
is
taller
than
the
panda.
The
panda
is
shorter
than
the
elephant.
The
elephant
is
200cm
taller
than
the
panda.
The
panda
is
200cm
shorter
than
the
panda.
350cm
tall
150cm
tall
Comparison
Height
(身高)
standing
on
two
legs.
Weight
(体重)
The
elephant
weighs
more
than
the
panda.
The
panda
weighs
less
than
the
elephant.
The
elephant
weighs
many
times
more
than
the
panda.
The
panda
weighs
many
times
less
than
the
elephant.
weighs
5,000
kilos
weighs
100
kilos
/wei/
v.
称重是…
Comparison
eats
150
kilos
eats
10
kilos
Food
(食物)
The
elephant
eats
more
than
the
panda.
The
panda
eats
less
than
the
elephant.
The
elephant
eats
much
more
than
the
panda.
The
panda
eats
much
less
than
the
elephant.
Comparison
This
adult
tiger
-
is
130
cm
tall
-
weighs
300
kilos
-
eat
40
kilos
of
meat
a
meal
The
facts
about
the
Animal
This
Thgiraffe
-
is
800
cm
tall
-
weighs
700
kilos
-
eat
35
kilos
of
food
a
day
(...cm
taller/shorter,
weigh
much
more/less,
eat
much
more/less,
eat
...
times
more)
Description
Practice
This
kangaroo
-
is
260
cm
tall
-
weighs
50
kilos
-
eats
plants
-
jumps
4
meters
high
This
This
koala
-
is
75
cm
tall
-
weighs
10
kilos
-
eat
leaves
-
sleeps
20
hours
a
day
The
facts
about
the
Animal
(...cm
taller/shorter,
weigh
much
more/less,
eat
much
more/less,
eat
...
times
more)
Description
Practice
1.
the
elephant
weighs
100
kilos.
weigh当“称…的重量”讲,
用作及物动词,接名词、代词作宾语。
First,
weigh
the
flour.
首先，把面粉称一称。
weigh当
“重量是,
重达”讲,
用作系动词,
接表示数量的名词性状语。
-
How
much
do
you
weigh?
-
I
weigh
60
kg.
名词形式：weight
常用短语：in
weight
在体重方面
by
weight
按重量
Language
points
2.
This
elephant
weighs
many
times
more
than
this
panda.
many
times
more
than
意为“比…多很多倍”,
time在此表示倍数。表示一倍用once，两倍用twice，三倍或三倍以上用“基数词+times”。例：
狗大约比猫重五倍。
A
dog
weighs
about
five
times
more
than
a
cat.
Language
points
倍数的表达方法
常见有三种句型：
1）A
+
谓语动词
+
倍数
+
as
+
adj
+
as
+
B
。
2）A
+
谓语动词
+
倍数
+
the
+
N.
+
of
+
B。
3）A
+
谓语动词
+
倍数
+
比较级
+
than
+
B
。
这只手表的价钱是那只表的五倍。
This
watch
is
five
times
as
dear
as
that
one.
=
This
watch
is
five
times
the
price
of
that
one.
=
This
watch
is
five
times
dearer
than
that
one.
Language
points
（1）他跑得比他弟弟快三倍。
He
runs
___________________
his
brother.
（2）这棵树是那棵树的三倍高。
This
tree
is
__________________
that
one.
（3）这座山的高度是那座小山的四倍。
This
hill
is
____________________
that
small
one.
three
times
faster
than
three
times
as
tall
as
four
times
the
height
of
趁热打铁
From
a
baby
panda
to
an
adult
panda
Do
you
know
how
a
baby
panda
grows
into
an
adult
panda?
Baby
pandas
Do
you
know
what
they
are?
Lead-in
视
频
Is
a
baby
panda
black
and
white?
Does
it
have
any
teeth?
Can
it
see
anything?
How
heavy
is
it?
How
long
is
it?
How
long
can
it
live?
Let's
listen
and
find
out
the
answers.
Guessing
Listening
Before-Listening
0
Listen
and
check(√)
the
numbers
you
hear.
___100
___16
___20
___50
___120
___0.1
___0.2
___150
√
√
√
√
√
Can
you
read
them?
Listening
Listening
0
Listen
again
and
complete
the
sentences.
1.
At
birth,
a
baby
panda
is
about
___
to
___
kilos.
2.
At
birth,
a
baby
panda
is
about
___
cm
long.
3.
A
baby
panda
is
not
black.
It
is
____
and
it
has
no
_____.
4.
A
panda
can
live
up
to
___
to
___
years.
0.1
0.2
15
pink
teeth
20
30
在出生时
到达(某数量,
程度等)
Listening
Listening
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?about?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.?
听力原文
小很多
…很多倍
长达……年
在出生时
Listening
Fill
in
the
blanks:
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
15cm
can't
teeth
live
up
Listening
After-Listening
1.
How
much
does
a
baby
panda
weigh?
A
baby
panda
________________
kilos.
is
about
0.1
to
0.2
2.
How
long
is
a
baby
panda
?
__________________________
long.
A
baby
panda
is
about
15
cm
3.
What
does
a
baby
panda
look
like?
It
is
_____,
_______
teeth
and
can
not
____.
pink
has
no
see
4.
How
long
does
a
panda
live?
A
panda
can
________________
years.
live
up
to
20
to
30
Ask
and
answer
Listening
1.
At
birth,
a
baby
panda
is
about…
birth
n.
“出生；诞生”,
反义词：death。
常见短语：
①
at
birth
“出生时”，相当于when...was
born。
Man’s
nature?at
birth?is
good.
人之初，性本善。
②
give
birth
to…
“生(孩子);
产生
”。e.g.
My
aunt?gave
birth
to?a
beautiful
baby
girl.
我婶婶生下一个漂亮的小女孩。
Language
points
2.
A
panda
can
live
up
to
20
to
30
years.
up
to的用法比较多:
?意为“多达”。Up
to
ten
people
can
sleep
in
this
tent.
这个帐篷至多能睡十人。
?意为“直到”。Read
up
to
page
109.
读到第
109
页。
?意为“胜任”。He
is
not
up
to
his
work.
他不胜任工作。
?意为“由...决定”。It's
up
to
him
to
do
it.
这事该由他做。
?意为“从事于,
忙于”。What's
he
up
to?
他要干什么?
?意为“比得上”。As
a
doctor,
he
is
not
up
to
Mr
Smith.（作为一名医生，他不能与史密斯先生相比。）
Language
points
拓展：up
to
的相关短语
up
to
now
直到现在
go
up
to
走到，走上前
live
up
to
达到；不辜负（期望）；无愧于
run
up
to
跑到（某人面前）
walk
up
to
走到
add
up
to
总计,
一共
be
up
to
由某人决定
up
to
date
新式的;
现代的;
至今,
到目前为止
Language
points
Adult
pandas
baby
pandas
color
eyesight(视力)
food
weight(体重)
height(高度)
black
and
white
pink
can
see
can't
see
bamboo
milk
100
kilos
0.1--0.2
kilos
150cm
15cm
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.
Compare
Group
work
A
baby
panda
cannot
see.
An
adult
panda
weighs
many
times
more
than
a
baby
panda.
At
birth,
a
baby
panda
is
only
around
15
cm
long.
A
baby
panda
is
pink
and
it
doesn't
have
any
teeth.
Pandas
can
live
up
to
20
to
30
years.
The
adult
pandas
weigh
around
100
kilos.
Pair-work
No
buying,
no
killing.
Let’s
protect
these
endangered
animals
from
now
on
!
一、用方框中所给单词的适当形式填空。
adult　birthday　weigh　little　time
1.
As
an
______
you
should
set
a
good
example
for
your
children.
2.
Larry
has
put
on
too
much
_________
because
of
his
unbalanced
diet.
3.
You
should
eat
____
meat
if
you
want
to
be
healthy.
4.
The
date
of
______
and
death
of
Qu
yuan
is
unknown.
5.
Jim
is
three
_____
as
heavy
as
I
am.
adult　
weight
less
birth
times
Exercise
Exercises
二、根据汉语意思完成句子
1.
这棵树比那棵高两米。
The
tree
is
than
that
one.
2.
他爸爸的体重是他的三倍。
His
father
weighs
____________________
him.
3.
这所学校比那所学校大两倍。
This
school
is
___________
than
that
one.
4.
婴儿出生时通常闭着眼睛。
A
baby
usually
closes
his
eyes
．
5.
将来人们可以活到200岁。
People
will
__________
200
years.
6.
熊猫可以两条腿站立
Pandas
can
stand
___________．
two
meters
taller
three
times
as
much
as
twice
bigger
at
birth
live
up
to
on
two
legs
Exercise
Exercises
1.
-
Linda,
you
look
thinner.
How
much
do
you
_____
now?
-
About
50
kilos.
A.
develop　　　B.
rise　
　　C.
drop　
　D.
weigh
2.
Becoming
a
father
means
that
he
is
a(n)
_____
now.
A.
adult
B.
gentleman
C.
force
D.
nature
3.
My
pet
dog
feels
like
standing
_____
his
two
legs.
A.
in
B.
by
C.
on
D.
of
4.
-Tom
is
six
and
he
is
____
his
sister
Jane.How
old
is
Jane?
-
Three.
A.
twice
as
old
as
B.
as
twice
old
as
C.
as
old
as
twice
D.
as
old
twice
as
5.
Her
school
work
isn’t
quite
_______
the
mark.
A.
lead
to
B.
turn
to
C.
up
to
三、单项选择。
D
A
C
A
C
Exercise
Exercises
Homework
1.
Do
a
survey
of
your
classmates
and
talk
about
your
favorite
animals
with
them.
2.
Chose
two
other
animals
and
compare
them.
谢谢
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