(共41张PPT)
1
Unit
2
The
Grand
Canyon
was
not
just
big.
The
Grand
Canyon
Work
in
pairs.
Talk
about
a
great
natural
wonder
you
know.
Use
the
words
in
the
box
to
help
you.
P4
For
example:
Changjiang
River
is
the
longest
river
in
China.
It’s
about
6,300
km
long.
It’s
one
of
the
most
famous
natural
wonders
in
the
World.
And…
below
deep
fantastic
high
long
natural
shine
sign
silent
silver
Read
and
answer
the
following
questions:
1.
What’s
the
great
wonder
of
the
natural
world
the
writer
travelled
to
see?
2.
What
was
the
writer’s
feeling
when
he
saw
the
full
view
of
the
wonder?
The
Grand
Canyon.
It
was
not
just
big.
It
was
huge.
Read
the
first
part
carefully
and
finish
the
following:
1.When
I
arrived,
when
was
it?
2.What
was
the
weather
like?
3.
What
did
I
do?
It
was
early
morning.
It
was
raining.
I
got
out
of
the
car,
went
through
a
gate
and
walked
along
a
dark
path.
Read
the
second
part
carefully
and
answer
the
following:
Who
did
I
meet?
What
does
“replied”
mean?
How
soon
will
I
get
there?
Could
I
see
the
Grand
Canyon
when
I
came
to
some
rocks?
Why?
A
stranger
appeared
in
front
of
me.
It
means
”answered”.
In
five
minutes.
No.
Because
it
was
still
too
dark
to
see
anything.
Read
the
third
part
carefully
and
finish
the
form:
What
to
be
described
What
they
did
The
clouds
The
rain
The
sun
The
ground
“I”
cleared
stopped
rose,
shone
fell
away,
down
to..
looking
across
What
is
the
main
idea
of
the
first
3
paragraphs?
Part
I
the
trip
to
the
GC
Time
line
Weather
Things
happened
___________________
___________________
__________
helped
me
find
the
way
early
morning;
raining;
grey;
dark;
got
out
of->_________
->____________
when
I
arrived
after
about
a
km
finally
suddenly
silent;
no
sign
clouds
cleared;
rain
stopped;
The
sun
rose
went
through
walked
along
A
stranger
I
came
to
some
rocks
I
saw
the
canyon
What’s
the
function
of
the
weather
description?
(天气描述的作用是什么)
Catch
readers’
attention
Make
the
story
more
lively
When
I
arrived
after
about
a
km
finally
suddenly
the
trip
to
the
GC
The
Grand
Canyon
How
deep
(1)
How
wide
(2)
How
long
(3)
Nearly
one
mile
About
fifteen
miles
More
than
200
miles
Read
the
fourth
part
and
fill
in
the
form
What
was
the
writer’s
feeling
about
the
canyon?
huge
What
question
did
the
writer
ask
himself?
What
does
the
writer
think
of
the
Grand
Canyon?
It
was
not
just
big.
It
was
huge.
It
was
the
greatest
wonder
of
the
natural
world.
Is
the
Grand
Canyon
the
greatest
wonder
of
the
natural
world?
Read
the
fifth
part
carefully
and
answer
the
following
Which
is
better?
Why?
A.
I
asked
myself,
“Is
the
Grand
Canyon
the
greatest
wonder
of
the
natural
world?”
I
certainly
know
the
answer.
What
do
you
think?
B.
I
certainly
know
that
the
Grand
Canyon
is
the
greatest
wonder
of
the
natural
world.
And
what
do
you
think?
Read
and
choose
the
correct
answer.
P5
1.
Where
does
the
passage
most
probably
come
from?
a)
A
magazine.
b)
A
grammar
book.
c)
A
dictionary.
d)
A
storybook.
2.
Why
was
there
nothing
to
see?
a)
Because
there
was
nothing.
b)
Because
it
was
too
dark.
c)
Because
it
was
raining.
d)
Because
it
was
in
the
evening.
3.
Which
direction
was
the
writer
facing
while
he
was
looking
over
the
Grand
Canyon?
a)
South
b)
North
c)
East
d)
West
4.
What
is
the
writer’s
purpose
in
writing
this
passage?
a)
To
give
facts
about
the
natural
world.
b)
To
say
how
he
feels
about
the
natural
world.
c)
To
tell
an
interesting
story
about
the
Grand
Canyon.
d)
To
attract
people
to
visit
the
Grand
Canyon.
Observe
the
following
sentences
and
try
to
find
the
differences
between
them.
It
was
about
fifteen
miles
away,
maybe
more.
The
canyon
went
far
away
for
more
than
200
miles.
The
Grand
Canyon
was
not
just
big.
It
was
huge.
Is
the
Grand
Canyon
the
greatest
wonder
of
the
natural
world?
facts
opinion
?
?
?
?
Some
adjectives
tell
you
facts,
such
as
wide,
deep,
high
and
tall;
some
adjectives
tell
you
the
opinion
of
the
author,
like
wonderful,
huge
and
great.
Learn
to
use
them
to
talk
about
facts
and
give
your
opinion.
4
P5
Complete
the
passage
with
the
words
in
the
box.
below
mile
remain
reply
sign
silent
sky
stream
through
In
the
dark,
there
is
no
(1)
_______
of
the
Grand
Canyon,
and
it
is
(2)
_______.
But
if
you
(3)
_______
by
the
Grand
Canyon
as
the
(4)
_______
gets
brighter
and
look
down
about
one
(5)
_______,
you
can
see
the
Colorado
River
(6)
_______
you.
It
looks
like
a
silver
(7)
_______
as
it
passes
(8)
_______
the
rocks
at
the
bottom
of
the
canyon.
If
someone
asks
you
whether
the
Grand
Canyon
is
the
greatest
wonder
of
the
natural
world,
it
may
be
easy
to
(9)
________.
sign
silent
remain
sky
mile
below
stream
through
reply
Some
facts
about
the
Grand
Canyon.
location:
Arizona,
USA
446
km
long
16
km
wide
(average)
1,600
m
deep
(average)
one
of
the
seven
wonders
of
the
natural
world
The
Colorado
River
runs
through
the
Grand
Canyon.
The
rock
found
at
the
bottom
of
the
Grand
Canyon
is
around
2
billion
years
old.
Now
let’s
enjoy
a
video
about
its
fantastic
view.
1.
I
got
out
of
the
car,
went
through
a
gate
and
walked
along
a
path.
★
get
out
of
…
从……内出来;
逃避;
摆脱
We
only
want
to
get
out
of
this
dark
room
as
soon
as
possible.
我们只想尽快离开这个暗室。
get
in
进入
get
to
到达
get
on
上（车等）
get
off
下（车等）
2.
After
about
a
kilometre,
a
stranger
appeared
in
front
of
me.
appear
vi.
出现
A
rainbow
appeared
after
the
rain.
雨后空中出现了一道彩虹。
disappear
vi.
消失
The
sun
disappeared
behind
the
cloud.
太阳在云层后面消失了。
3.
“Yes,”
he
replied,
“you’ll
get
there
in
five
minutes.
reply
v.回答
reply
to
sb/sth
回答某人/某事
1).
Who
can
reply
to
my
question?
谁能回答我的问题？
2).
Why
don’t
you
reply
to
me?
你为什么不回答我呀？
★
reply
+
that从句
回答到……
I
replied
that
I
was
unable
to
help
them.
我回答说我帮不到他们的忙。
辨析：reply
与answer
(1).
两者均表示“回答”，一般情况下可以换用。
answer
用作及物动词和不及物动词均可。reply除后接that从句或引出直接引语是及物动词外，一般只用作不及物动词，其后若接名词或代词作宾语，应借助介词to。
He
didn’t
reply
to
/
answer
my
question.
他没有回答我的问题。
He
replied
that
he
had
changed
his
mind.他回答说他改变了主思。
比较下面两句：
He
did
not
know
what
to
reply.他不知道回答什么。（即:用什么回答）
He
did
not
know
what
to
reply
to.他不知道回答什么冋题。（即:对什么作回答）
2).
answer除表示“回答”外，还可表示接听（电话）或对门铃等声响作出反应等（常
与
telephone，door,
bell,
doorbell
等连用），但
reply
不能这样用。
Who
answered
the
telephone?谁接的电话？
3).
两者除用作动词外，都可用作名词。表示“对……的回答（答复、答案）”等，其后均接介词to
(不用of)。
Have
you
had
an
answer
to
your
letter?
你寄出的信有回音了吗？
I
received
no
reply
to
my
question.
我的要求没有收到任何的回复
4.
I
looked
carefully
over
them,
but
it
was
silent
and
there
was
no
sign
of
it.
★
look
over
从……上面看过去
She
looked
over
the
top
of
the
mountain,
and
saw
rocks
in
different
shapes.
从山顶上看过去，她看见了形状各异的岩石。
拓展：look
over
检查
Can
you
look
over
my
composition
for
me?
你能帮我检查一下我的作文吗？
I
looked
down
to
the
Colorado
River...
我俯瞰科罗拉多河……
Finally,
I
looked
to
my
left
and
to
my
right...
最后，我向左右遥望……
★
look
over
从……上面看过去
She
looked
over
the
top
of
the
mountain,
and
saw
rocks
in
different
shapes.
从山顶上看过去，她看见了形状各异的岩石。
补充：look
over
检查
5.
I
looked
down
to
the
Colorado
River
about
2,000
metres
below
me.
★
look
down
从……往下看；俯视
6.
Then
I
looked
across
to
other
side
of
the
canyon.
★
look
across
向对面看
He
often
looks
across
to
the
mountains
in
class.
他上课经常看对面的山。
side
n.
边，面，侧
on
the
left/right
of
…/on
one’s
left/right
7.
Finally,
I
looked
to
my
left
and
to
my
right,
and
on
both
sides
the
canyon
went
far
away
for
more
than
200
miles.
★
look
to
…
向……
(某个方向)看
Look
to
the
left
and
to
the
right
before
crossing
the
street.
过马路要左右看。
look
短语小聚
look
up
向上看；查阅（字典等）
look
to
one’s
left/right
向……左右看
look
down
向下看；瞧不起
look
across
向……对面看
look
for
寻找
look
after
照顾
look
over
从……上方看过去
8.
Suddenly,
the
rain
stopped
and
the
clouds
cleared.
clear
v.
①
(云或雾)
散开
②
打扫干净
1).
The
fog
cleared
and
we
saw
the
whole
tower
in
the
end.
雾散了，我们终于看见整个塔了。
2).
I
have
to
clear
the
snow
in
front
of
the
door
before
I
go
out.
我出门前得把门前的雪打扫干净。
clear
adj.
清晰的
We
should
keep
clear
minds.
我们必须保持清晰的头脑。
9.The
sun
rose
behind
me
and
shone
on
the
rocks.
(1).
rise
v.
升起
rise
–
rose
–
risen
Everyone
knows
that
the
sun
rises
from
the
east.
人人都知道太阳从东边升起。
The
river
rose
two
metres
after
the
rain.
雨后河水涨了两米。
(2).
辨析:
lift,
raise与rise.
1).
lift指用体力或机械力把某物从地面举到
一
定的高度
The
box
is
too
heavy
for
me
to
lift.
这个箱子太重了，我举不起来。
2).
raise及物动词，当表示“举起”时，可以
和lift互换使用，还可以表示提高职位，工资等。过去式和过去分词都是raised，现在分词raising.
He
was
raised
to
an
important
position.
他被提拔到一个重要的职位。
3).
rise是不及物动词，侧重表示由低到高的变化过程，也可指物价“上涨”。过去式，过去分词分别是rose和risen,现在分词是rising.
Prices
continue
to
rise.物价继续上涨。
The
yield
of
rice
will
rise
to
700
kilograms
per
mu.
水稻的产量将上升到每亩700公斤。
n.
地面
下降；减少
prep.
在……的下面
10.
Far
below
me,
the
ground
fell
away
and
down
to
a
river.
11.
他站在峡谷的边缘上不敢往下看。
If
you
put
the
two
tallest
buildings
in
the
world
on
top
of
each
other
at
the
bottom
of
the
canyon,
they
still
would
not
reach
the
top.
★
at
the
bottom
of
…
在……的底部
The
village
lies
at
the
bottom
of
the
valley.
这山村坐落在山谷底.
5.
Complete
the
table
with
facts
about
a
natural
or
man-made
wonder
of
the
world.
Name
Where
How
big
Interesting
facts
6.
Imagine
you
have
just
visited
one
of
the
natural
or
man-made
wonders.
Write
sentences
and
describe
how
you
felt
when
you
visited
the
wonder.
●
Say
when
you
visited
it.
I
just
visited
the
Great
Wall
last
month.
●
Say
where
it
is.
It
is
in
the
north
of
China.
●
Describe
its
size.
It
is...
●
Say
what
interesting
facts
you
know.
It
is
famous
for...
●
Say
what
happened
when
you
visited
it.
It
was
in
early
autumn
and
we
were…
●
Say
how
you
felt.
I
thought
it
was
the
most
wonderful
sight.
Now
write
a
passage.
Use
the
sentences
you
have
written
to
help
you.
Writing
The
Great
Wall
is
one
of
the
great
wonders
of
the
world.
It
was
built
in
the
Qin
Dynasty
and
it
has
a
history
of
more
than
2,000
years.
It
lies
in
the
north
of
China.
The
wall
is
about
6,700
kilometers
long
and
stretches
from
Shanhaiguan
to
Jiayuguan.
The
height
of
the
wall
is
7.8
meters,
and
its
width
averages
out
at
around
6.5
meters
at
the
base
and
5.8
meters
at
the
top.
The
Great
Wall
has
become
a
symbol
of
the
Chinese
nation
and
its
culture.
