牛津译林版英语九年级下Unit 4 Life on Mars Grammar课件（38张ppt无素材）

(共38张PPT)
Unit
4
Grammar
Words
and
Expressions
aware
circle
agreement
distance
possibility
adj.
知道，意识到
vt.
围绕；将……圈起来
n.
一致，同意
n.
距离；远处
n.
可能性
1.
To
learn
to
use
adverbial
clauses
or
simple
sentences
2.
To
learn
to
use
object
clauses
or
simple
sentences
3.
To
learn
to
use
defining
relative
clauses
or
simple
sentences
语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语言规则和语法规律。
Using
adverbial
clauses
or
simple
sentences
Look
at
the
following
sentences.
Neil
Armstrong
received
his
student
pilot’s
licence
when
he
was
16.
Neil
Armstrong
received
his
student
pilot’s
licence
at
the
age
of
16.
Have
a
look
2.
People
might
float
in
space
because
the
gravity
is
low.
People
might
float
in
space
because
of
the
low
gravity.
3.
Humans
cannot
survive
if
there
is
no
food,
water
or
oxygen.
Humans
cannot
survive
without
food,
water
or
oxygen.
Neil
Armstrong
received
his
student
pilot’s
licence
when
he
was
16.
Neil
Armstrong
received
his
student
pilot’s
licence
_______________.
2.
People
might
float
in
space
because
the
gravity
is
low.
People
might
float
in
space
__________
the
low
gravity.
3.
Humans
cannot
survive
if
there
is
no
food,
water
or
oxygen.
Humans
cannot
survive
________
food,
water
or
oxygen.
at
the
age
of
16
because
of
without
go
Ready?
Rewrite
the
sentences
using
the
words
in
brackets.
1.
Yuri
Gagarin
became
the
first
man
to
go
into
outer
space
at
the
age
of
27.
(when)
2.
People
might
move
to
another
planet
in
the
future
because
the
population
on
the
Earth
is
increasing
rapidly.
(because
of)
People
might
move
to
another
planet
in
the
future
because
of
the
rapidly
increasing
population
on
the
Earth.
Yuri
Gagarin
became
the
first
man
to
go
into
outer
space
when
he
was
27.
P56
3.
If
there
is
no
fresh
food,
meals
will
not
be
as
tasty
as
they
are
today.
(without)
Without
fresh
food,
meals
will
not
be
as
tasty
as
they
are
today.
4.
It
would
be
funny
to
play
football
on
Mars
because
of
the
low
gravity.
(because)
It
would
be
funny
to
play
football
on
Mars
because
the
gravity
is
low.
5.
Without
special
boots,
you
cannot
walk
on
Mars.
(if…not)
If
there
is
no
special
boots,
you
cannot
walk
on
Mars.
以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。
状语从句和简单句之间的转换
1.
because
引导的原因状语从句用短语because
of可转换成简单句。
He
was
late
for
school
because
it
rained
heavily.
He
was
late
for
school
because
of
the
heavy
rain.
我们可以用介词短语把状语从句转换为简单句。
2.
if
not
引导的条件状语从句可借助without短语转化为简单句。
Humans
cannot
survive
if
there
is
no
food,
water
or
oxygen.
Humans
cannot
survive
without
food,
water
or
oxygen.
3.
时间状语从句可借助介词短语转化为简单句。
I
could
swim
when
I
was
eight
years
old.
I
could
swim
at
the
age
of
eight.
He
went
home
after
he
finished
his
work.
He
went
home
after
finishing
his
work.
4.
so
that引导的目的状语从句可用“in
order
to”或“so
as
to”转换为简单句。
He
decided
to
buy
a
camera
online
so
that
she
could
receive
it
soon.
She
decided
to
buy
a
camera
online
in
order
to/
so
as
to
receive
it
soon.
5.
so…that…引导的结果状语从句的可用“…enough
to
do”
结构变成简单句。
This
hall
is
so
large
that
it
can
hold
2000
people.
This
hall
is
large
enough
to
hold
2000
people.
Using
object
clauses
or
simple
sentences
Look
at
the
following
sentences.
The
smell
of
the
pills
reminds
them
that
food
on
the
Earth
is
tasty.
the
smell
of
the
pills
reminds
them
of
the
tasty
food
on
the
Earth.
Have
a
look
2.
Are
they
sure
that
space
travel
will
be
very
fast?
Are
they
sure
about
the
fast
speed
of
space
travel?
The
smell
of
the
pills
reminds
them
that
food
on
the
Earth
is
tasty.
the
smell
of
the
pills
reminds
them
_________________________.
2.
Are
they
sure
that
space
travel
will
be
very
fast?
Are
they
sure
___________________
______________?
of
the
tasty
food
on
the
Earth
about
the
fast
speed
of
space
travel
go
Ready?
Rewrite
the
sentences
into
simple
sentences.
1.
Are
you
certain
that
Tom
is
satisfied
with
the
plan?
2.
I
don’t
know
which
one
I
can
buy.
I
don’t
know
which
one
to
buy.
Are
you
certain
about
Tom’s
satisfaction
with
the
plan?
3.
I
heard
she
was
singing
in
English.
I
heard
her
singing
in
English.
Rewrite
the
sentences
into
simple
sentences.
4.
The
photos
remind
me
that
I
travelled
to
the
UK
five
years
ago.
5.
Do
you
understand
what
I
said?
Do
you
understand
my
words?
The
photos
remind
me
of
my
trip
to
the
UK
five
years
ago.
以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。
宾语从句和简单句之间的转换
我们可以用介词把状语从句转换为简单句。
1.
The
photos
remind
me
that
I
travelled
to
the
UK
five
years
ago.
The
photos
remind
me
of
my
trip
to
the
UK
five
years
ago.
2.
Are
you
certain
that
Tom
is
satisfied
with
the
plan?
Are
you
certain
about
Tom’s
satisfaction
with
the
plan?
常用的一些动词和介词的搭配有：
Remind
somebody
of….
使某人想起…….
Be
sure/certain
about
…
对……确信
P57
1.
Are
you
aware
________________________
_____________
(distance)?
2.
Do
scientists
agree
_____________________
_____________________________(possibility)?
3.
Have
they
thought
______________________
___________________(problem)?
4.
Are
you
aware
__________________(transport)?
5.
I
wonder
______________________________
_______________(number)?
6.
I
think
people
should
know
_______________
___________________________________________(differences).
of
the
distance
between
Mars
and
the
sun
on
the
possibility
of
humans
living
on
Mars
in
the
future
about
the
problem
of
low
gravity
on
Mars
the
number
of
people
liking
to
of
Martian
transport
move
to
Mars
the
differences
between
living
on
Mars
and
living
on
the
earth
Using
defining
relative
clauses
or
simple
sentences
Look
at
the
following
sentences.
People
might
live
in
houses
which
have
huge
comfortable
rooms.
People
might
live
in
houses
with
huge
comfortable
rooms.
Have
a
look
2.
On
Mars
you
might
see
people
who
wear
special
boots.
On
Mars
you
might
see
people
in
special
boots.
Look
at
the
following
sentences.
People
might
live
in
houses
which
have
huge
comfortable
rooms.
People
might
live
in
houses
__________________________.
Have
a
look
2.
On
Mars
you
might
see
people
who
wear
special
boots.
On
Mars
you
might
see
people
______________.
with
huge
comfortable
rooms
in
special
boots
go
Ready?
Rewrite
the
sentences
into
simple
sentences.
1.
Do
you
know
the
girl
who
is
holding
two
books
in
her
hand?
2.
The
man
who
wears
a
blue
shirt
is
our
English
teacher.
The
man
in
a
blue
shirt
is
our
English
teacher.
Do
you
know
the
girl
with
two
books
in
her
hand?
3.
We
saw
the
glasses
that
were
on
the
table
fall
off
onto
the
floor.
We
saw
the
glasses
on
the
table
fall
off
onto
the
floor.
以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。
定语从句和简单句之间的转换
我们可以用介词把状语从句转换为简单句。
1.
The
girl
who
is
in
a
hat
is
Lucy
King.
The
girl
in
a
hat
is
Lucy
King.
2.
I
prefer
to
stay
in
a
hotel
room
which
has
a
sea
view.
I
prefer
to
stay
in
a
hotel
room
with
a
sea
view.
P58
C1
Possible
answer:
1.
Mars
is
a
planet
with
an
environment
similar
to
that
of
the
Earth.
2.
Astronauts
in
space
suits
and
helmets
might
stay
on
Mars
for
hours.
3.
It
is
difficult
to
breathe
on
a
planet
with
much
thinner
air
than
that
on
the
Earth.
4.
On
Mars
there
might
be
people
with
air
tanks
on
their
backs.
P58
C2
Possible
answer:
1.
because
of
the
serious
pollution
on
the
Earth.
2.
of
the
interesting
life
on
Mars.
3.
because
the
gravity
is
low.
4.
without
football.
5.
with
the
same
football
fields
as
those
on
the
Earth.
Rewrite
the
sentences
into
simple
sentences.
1.She
started
to
learn
drawing
when
she
was
seven.
She
started
to
learn
drawing
at
the
age
of
seven.
2.
I
am
sure
that
the
concert
tickets
will
be
expensive.
I
am
sure
about
the
high
price
for
the
concert
tickets.
3.
I
prefer
to
stay
in
a
hotel
room
which
has
a
sea
view.
I
prefer
to
stay
in
a
hotel
room
with
a
sea
view.
1.
Review
the
grammar
we’ve
learned
today.
2.
Preview
Integrated
skills
on
page
59-60.
Homework