9B Unit1 Life on Mars reading (Moving to Mars)课件3

(共26张PPT)
Moving to Mars
Period 3
Reading 2
Revision
根据课文内容,判断下列句子正误( T/F )
1) Transport should be worse on Mars than on
Earth.
2) It takes spacecraft several moths to carry
large numbers of people to Mars.
3) The gravity on Earth is only about three-
eighths of the gravity on Mars.
4) In many ways, life on Mars will be better
than life on Earth, but in some ways, life on
Mars may not be better than life on Earth.
Earth today Mars in 2100
Polluted and crowded. Clean and has lots of space.
Spacecraft are slow.
Gravity isn’t a problem for us.
People can wear many types of shoes.
People don’t have much space.
We take exams at school.
We have many kinds of food with different tastes and flavours.
Space shuttles travel fast.
about three-eighths of the gravity on Earth
wear special boots
live in a dome with 10 bedrooms /
live in a 10-bedroom dome
take exams in online schools
be in the form of pills /
just like pills
It is wonderful to live on Mars!
Do you know…
When can we live on the planet Mars
By the year 2100.
How can we get to Mars
By space shuttles.
How do scientists help people survive on Mars
By developing plants that can grow on Mars and can produce food and oxygen we need.
Can people camp by the sea on Mars
Do people have to do a lot of things on Mars
No. Most of our work is done by robots on Mars.
No, they can’t. There are no seas on Mars.
by prep.
a) by spacecraft 乘…(交通工具)
b) by the sea 在… 附近
c) … by developing plants… 借助/通过…方式
d) …work is
done by robots. 被(多用于被动语态)
e) By the year 2100, 在…来临之际/前
f) ( by the end of …) 到……为止
Translate the following into Chinese:
The year 2105
So far, I have lived on Mars for 5 years. I like the life here very much. I live by a strange mountain, it is called ‘sandwiches’. Every day, I learn something by using a computer. I have much free time every day because a lot of work is done by my robot --Jimmy. But I still miss my parents on Earth very much, I will go back to see them by the year 2107. I am looking forward to that day! I will go back to Earth by space shuttle, it must be very cool!
It is really cool to travel on a space shuttle!
What about spacecraft
Why don’t people use spacecraft to travel between planets What’s the problem of it
At present, our spacecraft are too slow to
carry large numbers of people to Mars.
spacecraft n.
a spacecraft two spacecraft
( 单复数形式相同 )
large numbers of people
= a large number of people
e.g.1) Large numbers of people in China have
mobile phones at present.
2) There are large numbers of students
having lessons on weekends now.
表示 “许许多多”
(谓语动词用复数)
Spacecraft ____ (have) help people travel around the Earth, but they are not fast enough to carry _________ people to Moon.
a. plenty of
b. the large numbers of
c. the number of
d. a large number of
Daniel can jump much higher on Mars than on Earth.
Do you know why
Because the gravity on Mars is only about three-eighths of that on Earth.
three- eighths of sth.: ……八分之三
分数的构成方法: 分子基数词,分母序数词;
分子大于1, 分母加 s
Can you work out the rules
1) Two- fifths (2/5) of people will live on Mars by the year 2100.
2) One- second (1/2) of students in my class want to live on Mars.
Complete the sentences:
As so many students want to live on Mars, how to solve the problem of gravity
People will have to wear special boots to prevent them (from) jumping too high or floating away into space!
prevent v. 防止; 阻止 ( stop )
prevent sth. 阻止某事
e.g.
Your decision prevented a serious accident.
2. prevent sb. (from) doing sth. 阻止某人做某事
e.g.
Nobody can prevent us from passing this area.
汉译英：
没有什么能阻止我们到火星旅行。
Nothing can ________ us ____________ to Mars.
火星上的食物能防止人们发胖。
The food on Mars can ________ people ______________.
prevent
from travelling
prevent
from getting fat
So I will not worry about getting fat on Mars. It’s great! But what about my study Do I have to go to school on Mars
No schools on Mars!
Every student will have a computer at home connected to an interplanetary network. They can study at online schools.
connect v. 连接; 结合
The two cities are connected by a railway.
connect … to : 把 … 和… 连接起来
Connect this computer to that one, please.
汉译英：
我很难将DVD 和电视连接起来。
It is difficult for me __________ the DVD _____ my TV.
to connect
to
在课文中划出下列词组
1) at the moment
2) become more and
more crowded
3) first of all
4) at present
5) travel at half the
speed of light
6) float away into space
7) choose sth. from
8) in many/some ways
9) connect sth. to sth.
10) take exams in online
school
11) be as tasty as
12) the journey to sp.
13) large numbers of people
14) three -eighths of
15) become fashionable
选用方框里的词组填空
1.We will get to other planets quickly by ____________.
2.____________________, you should do your homework. Then you can play outside.
3.---How do you like the fish
---They are ______________ what my mother cooks.
4.Humans on Mars eat food ________________ pills.
5.______________, he is a good boy although he made such a big mistake.
6._________ the line ____________ the arm of the bear Teddy.
Ok, it can move now.
space shuttle
First of all
as tasty as
in the form of
In some ways
Connect
to
in the form of, connect… to…, space shuttle, in some ways, first of all, as tasty as
词形变换:
1) ________(human) plan to move to Mars by the year 2100.
2) The little boy is very ________. He likes ________ (imagine) everything.
3) The ________(science) says that Earth is
becoming more and more crowded.
4) I didn’t do well in the exams. ________(hope), my parents won’t be angry with me.
5)This food _______ very nice. It is really ________ (taste)
6). Dried food is not as ________ (taste) as the fresh food.
7). People think that humans have to wear special boots to make themselves _______ (heavy).
8). __________ (live) in a dome with 20 rooms is highly possible in the future.
9). Many people believe that we can use robots __________ (do) most of our work.
10). Gravity is a power that keeps us from _________ (fly) in the air.
11). The little boy looked at her ____________ (hope) when she handed out the sweets.
tasty
heavier
Living
to do
flying
hopefully
When you ride a motor bike, you must wear a ______（头盔）.
Daniel is musical. He is good at playing the __________（吉他）.
. __________（科学家）are working hard to make this dream become true.
If there is no gravity, we could easily jump too high and _________（漂浮）away into space.
You can’t drive at a high _________（速度）. It is very dangerous.
Do you think dried food has a good _________（味道）？
The river has been ___________（污染的）by waster water from the factory.
It is hard to __________（想象）living in a place where there are no cars.
helmet
guitar
Scientists
float
speed
taste
polluted
imagine
根据汉语意思完成句子
Homework
Recite the text.
Assessment book,
period 3