江苏省永丰初级中学九年级英语下册 Unit 4 Life on Mars Grammar 课件(共22张PPT)

(共22张PPT)
9下Unit 4 Life on Mars
Grammar
Using adverbial clauses
or simple sentences
Neil Armstrong received his student pilot’s licence
because of the low gravity.
without food, water or oxygen.
when he was 16.
when he was 16.
at the age of 16.
People might float in space
Humans cannot survive
because the gravity is low.
because the gravity is low.
if there is no food, water or oxygen.
if there is no food, water or oxygen.
Sentences
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.
He went home after he finished his work.
状语从句和简单句之间的转换
I could swim at the age of eight.
He went home after finishing his work.
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.
状语从句和简单句之间的转换
You cannot enter the cinema if you don’t have a ticket.
状语从句和简单句之间的转换
You cannot enter the cinema without a ticket.
if not 引导的条件状语从句可借助without短语转化为简单句。
1. Neil Armstrong took his first flight when he was only six.
Learning about outer space
1. Neil Armstrong took his first flight at the age of six.
2. Yuri Gagarin became the first man to go into outer space
at the age of 27.
2. Yuri Gagarin became the first man to go into outer space
when he was 27.
3. People might move to another planet in the future because the
population on the Earth is increasing rapidly.
3. People might move to another planet in the future because of
the rapidly increasing population on the Earth.
4. If there is no fresh food, meals will not be as tasty as they are
today.
4. Without fresh food, meals will not be as tasty as they are today.
5. It would be funny to play football on Mars because of the low
gravity.
5. It would be funny to play football on Mars because the gravity
is low.
6. Without special boots, you cannot walk on Mars.
6. If there is no special boots, you cannot walk on Mars.
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 got up early so that he could catch the early bus.
He got up early in order to/so as to catch the early bus.
状语从句和简单句之间的转换
This hall is so large that it can hold 2000 people.
This hall is large enough to hold 2000 people.
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。
so … that …引导的结果状语从句的可用 enough to结构转换为简单句。
Using object clauses
or simple sentences
The smell of the pills reminds them that food on the Earth is tasty.
Are they sure that space travel will be very fast
The smell of the pills reminds them of the tasty food on the Earth.
Are they sure about the fast speed of space travel
Sentences
可以用介词如of、about 等将宾语从句转换为简单句。
Change 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.
4. The photos remind me that I have travelled to the UK.
The photos remind me of my trip to the UK.
5. Do you understand what I said
Do you understand my words
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
wih the possibility of living on Mars for humans
in the future
about the problem of the low gravity on Mars
of the transport on Mars
about the number of people who would like to move to
the differences between life on Mars
and that on the earth
Mars
About the planet Mars
Using defining relative clauses or simple sentences
People might live in houses which have huge comfortable rooms.
On Mars you might see people who wear special boots.
Sentences
People might live in houses with huge comfortable rooms.
On Mars you might see people in special boots.
可以用介词如with、in 等将定语从句转换为简单句。
Mars is a planet an environment similar to
that of the Earth.
2. Astronauts space suits and helmets might
stay on Mars for hours.
3. It is difficult to breathe on a planet much
thinner air than that on the Earth.
4. On Mars there might be people air tanks
on their backs.
Curious about Mars
Change relative clauses into simple sentences
with
that has
who wear
in
that has
with
with
who carry
that has
who wear
that has
who carry
Change the sentences into simple sentences
1.The girl who is wearing 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.
The girl with a hat is Lucy King.
3.The man who wears a blue shirt is our English teacher.
The man in a blue shirt is our English teacher.
4. Do you know the girl who is holding two books in her hand
Do you know the girl with two books in her hand
5. 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.
Replace each of the underlined parts with another expression
Dear aliens,
Humans are thinking about moving to another planet because the
pollution on the Earth is very serious. Many people do not doubt
that life on Mars would be very interesting, but I am not sure. We
could not play football on Mars because of the low gravity.
Life would be boring for me if I could not play football. Maybe this
problem could be solved by building indoor playgrounds which have
the same football fields as those on the Earth.
By the way, would strangers be welcome I hope to hear from you
soon.
Simon
_________________________________
__________
______________________________________
________________________
________________________
__________
________________________________________
Dear aliens,
Humans are thinking about moving to another planet because the
pollution on the Earth is very serious. Many people do not doubt
that life on Mars would be very interesting, but I am not sure. We
could not play football on Mars because of the low gravity.
Life would be boring for me if I could not play football. Maybe this
problem could be solved by building indoor playgrounds which have
the same football fields as those on the Earth.
By the way, would strangers be welcome I hope to hear from you
soon.
Simon
_________________________________
__________
______________________________________
________________________
________________________
__________
________________________________________
because of the serious pollution on the Earth
about the interesting life on Mars
because the gravity is low
without football
with the same football fields as those on the Earth
It is difficult to imagine what life will be like on Mars.
Protect the Earth!
Review the grammar learned
in the class.
2. Finish more exercises.
Homework
Thank you!