(共41张PPT)
Unit
7
What’s
the
highest
mountain
in
the
world?
Section
A
2a
~
2d
the
Caspian
Sea--the
biggest
salt
lake
里海--世界最大咸水湖
the
Amazon
River--the
biggest
river
亚马孙河--世界最大河流
the
Nile--the
longest
river
尼罗河--世界最长河流
the
Sahara--the
biggest
desert
撒哈拉沙漠--世界最大沙漠
the
Pacific
Ocean--the
biggest
ocean
太平洋--世界最大海洋
Qomolangma
the
Nile
the
Caspian
Sea
the
Sahara
the
Yangtze
River
the
Yellow
River
the
Ming
Dynasty
the
Ming
Great
Wall
珠穆朗玛峰
尼罗河
里海(世界最大的咸水湖)
撒哈拉沙漠
长江
黄河
明朝
明长城
New
words
square
meter
deep
desert
population
Asia
feel
free
tour
n.
平方；正方形
n.
米；公尺
adj.
深的；纵深的
n.
沙漠
n.
人口；人口数量
n.
亚洲
(可以)随便(做某事)
n.＆
v.
旅行；旅游
New
words
tourist
wall
amazing
ancient
protect
wide
as
far
as
I
know
n.
旅行者；观光者
n.
墙
adj.
令人大为惊奇的;令人惊喜(或惊叹)的
adj.
古代的；古老的
v.
保护；防护
adj.
宽的；宽阔的
就我所知
New
words
Are
you
good
at
geography?
Now
let’s
come
back
to
our
motherland
---
China
China
has
a
long
history,
it’s
over
5,000
years
old.
The
Yangtze
River
and
the
Yellow
River
are
important
to
us.
China
is
one
of
____________countries
in
the
world.
It’s
over
________
years
old.
In
fact,
it’s
one
of
the
four
________
countries
in
the
world.
5,000
As
Chinese,
how
much
do
you
know
about
our
motherland?
古老的，古代的
the
oldest
ancient
The
Yangtze
River
1)
_______________river
in
the
world
2)the
(first)
longest
river
in_______
3)more
than
6211.31
kilometers
______
the
third
longest
Asia
long
['j??ts?]
1.What
is
the
longest
river
in
China?
The
Yangtze
River
长江
2.What
is
the
second
longest
river
in
China?
The
Yellow
River
黄河
What
is
the
biggest
city
in
China?
Shanghai
What
is
the
largest
square
in
China?
Tian'an
men
Square
Listen
and
number
the
facts
[1-4]in
the
order
you
hear
them.
__The
Yangtze
River
is
about
_____
kilometers
long
and
the
Yellow
River
is
________
kilometers
long.
__
China
has
the
biggest
population
in
the
world.
It’s
a
lot
bigger
than
the
population
of
the
US.
__
China
is
over
_____
years
old.
It
has
a
much
longer
history
than
the
US.
The
US
is
not
even
___
years
old.
__
China
is
almost
as
big
as
the
US,
and
it
is
the
biggest
country
in
Asia.
2a
1
4
3
2
__The
Yangtze
River
is
about
_____
kilometers
long
and
the
Yellow
River
is
_____
kilometers
long.
__
China
has
the
biggest
population
in
the
world.
It’s
a
lot
bigger
than
the
population
of
the
US.
__
China
is
over
_____
years
old.
It
has
a
much
longer
history
than
the
US.
The
US
is
not
even
____
years
old.
__
China
is
almost
as
big
as
the
US,
and
it
is
the
biggest
country
in
Asia.
Listen
again
and
fill
in
the
blanks
in
2a
with
the
numbers
in
the
box.
2b
6,300
5,464
5,000
300
6,300
5,000
5,464
300
1
4
3
2
Make
conversations
using
the
information
in
2a.
2c
A:
Did
you
know
that
China
is
one
of
the
oldest
countries
in
the
world?
B:
Yes,
I
did.
It’s
much
older
than
my
country.
What’s
the
conversation
in
2d
about?
It’s
about
a
tour
to
the
Ming
Great
Wall.
中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。
The
Great
Wall
Read
the
conversation
and
answer
the
questions.
1.
Which
is
the
biggest
man-made
objects
in
the
world？
2.
Which
is
the
most
famous
part
of
the
Ming
Great
Wall?
The
Great
Wall.
Badaling
part
of
the
wall.
3.
How
long
is
the
Ming
Great
Wall?
4.
What
does
the
guide
say
about
the
wall?
It’s
about
8,850
kilometers
long.
It’s
quite
tall
and
wide.
It’s
the
longest
wall
in
the
world.
Guide:
Feel
free
to
ask
me
anything
on
today’s
Great
Wall
tour.
Tourist
1:
How
long
is
the
wall?
Guide:
Ah,
the
most
popular
question!
If
we’re
only
talking
about
the
parts
from
the
Ming
Dynasty,
it’s
about
8,850
kilometers
long.
This
makes
it
the
longest
wall
in
the
world.
Tourist
2:
Wow,
that’s
amazing!
Why
did
the
ancient
emperors
build
the
wall?
Guide:
The
main
reason
was
to
protect
their
part
of
the
country.
As
you
can
see，
it’s
quite
tall
and
wide.
As
far
as
I
know,
there
are
no
man-made
objects
as
big
as
this.
Tourist
3:
Is
Badaling
part
of
the
Ming
Great
Wall?
Guide:
Yes,
it’s
the
most
famous
part.
Language
points
表示物体长、宽、高、深的表达法
用“数字+单位名词+
形容词/
in
+名词”来表示，如果数字大于1，名词要用复数形式
200
meters
high
/
in
height
200
米高
1.
1,025
meters
deep
：深1025米
1.
population意为“人口数量”，做主语时，谓语动词要用单数形式。
2.
询问人口数量时要用“What’s
the
population
of
...?”或者How
large
is
the
population
of....?提问，
3.
表示人口“多”要用large或big；
表示人口“少”要用small。
Practice
这个城市的人口是600万。
The
population
of
this
city
is
six
million．
你们家乡有多少人口?
加拿大的人口数是多少?
How
large
is
the
population
of
your
hometown?
What
is
the
population
of
Canada?
当主语是表示“人口的百分之几、几分之几”时,
谓语动词用复数形式
。
eg:中国大约有百分之七十的人口是农民。
About
seventy
percent
of
the
population
in
China
are
farmers.
3.
Did
you
know
that
China
is
one
of
the
oldest
countries
in
the
world?
that
China
is…是know的宾语从句。尽管主句的动词是过去时态，
但由于宾语从句陈述的是客观事实，所以从句仍用一般现在时。
4.
It’s
much
older
than
my
country.
much
higher
意为“高得多”。在形容比较级前还可以用much,
even,
a
little,
still
,a
lot,
less等修饰词表示程度。
Practice
他比我跑得更快。
He
runs
even
faster
than
I.
日本土地面积只比德国大一点儿。
Japan
is
a
little
larger
than
Germany
in
area.
1.
The
p________
in
our
hometown
is
very
large.
2.
We
t____
by
car
every
summer.
3.
We
have
to
make
plans
to
p
_____
the
endangered
animals.
4.
They
came
to
a
_____
(宽阔的)
river.
5.
Some
_______
(古老的)
towns
have
walls
around
them.
opulation
our
rotect
wide
Quiz:
根据提示完成句子。
ancient
Finish
the
sentences
with
the
right
forms
of
the
adjs.
1.
Kate
is
young,
but
Joe
is
_______.
2.
My
shoes
are
new.
My
sister’s
are
______
than
mine.
3.
Her
bag
is
heavy,
and
his
is
______
than
hers.
But
yours
is
___________
of
all.
younger
newer
heavier
the
heaviest
4.
Tom’s
kite
is
high.
Jim’s
is
______
than
Tom’s.
Mike’s
is
__________
of
them
all.
5.
Bill
is
seven.
John
is
nine
and
Tom
is
eleven.
Tom
is
______
than
John
and
Bill.
Bill
is
_______
than
John.
Bill
is
________
and
Tom
is
___________
of
the
three.
the
highest
older
younger
the
youngest
the
oldest
higher
1.
Lily
gets
up
______
(early)
than
Lucy.
2.
Which
one
runs
__________
(slow),
Tom
or
Jim?
3.This
book
is
_______________
(interesting)
than
that
one.
earlier
more
slowly
more
interesting
二、根据所给词的适当形式填空。
4.
She
works
________________
(careful)
in
her
school.
5.
Who
goes
to
bed
_________
(late)
Jim,
Tom
or
Jack?
6.
I
think
turkey
is
________________
(delicious)
food
of
all.
the
most
carefully
latest
the
most
delicious
Exercise
1.
The
Yangtze
River
is
_____the
Yellow
River.
A.
longer
than
B.
as
long
as
C.
shorter
than
2.
The
population
of
China
is
____that
of
the
US.
A.
bigger
than
B.
as
big
as
C.
smaller
than
3.
China
has
_____
the
US.
A.
a
shorter
history
than
B.
a
much
longer
history
than
C.
the
same
history
as
A
A
B
Homework
Review
the
new
words
and
expressions.
2.
发挥想象，连词成文(50-100字)。
square,
meter,
population,
Asia,
tour,
tourist,
wall,
ancient,
protect,
wide,
as
far
as
I
know
https://www.21cnjy.com/help/help_extract.php
