education
What kind of school will students study in?
What do they call their teachers?
Complete this list. Use the information
from the article on pages 52 and 53. B4
Every student would have a computer at home.
connected to an interplanetary network.
Read the passage, match the words on the
left with the meanings on the right. B1
Where will we study on Mars?
at a real school
at an online school
Every student would have a computer at home.
The computer will be connected to an
interplanetary network.
the rapid increase in population
more and more crowded
Move to another planet.
Let’s start all over again and build a better world
What’s the life like on Mars?
自转周期：24小时37分2I2t秒looks red. So it 行星直径：6794 千米 is also called the 质量：6.4191e20吨 Red Planet.
Mars
Mars
red The color of Mars:__________
The size of Mars
one-half the diameter (直径) of Earth
Let’s enjoy a video.
How can we get to the Mars?
spacecraft 宇宙飞船
1. At present our spacecraft are too s low to
c arry large numbers of ppeaospsle.ngers
2. With the development of technology, the spacecraft can travel at the speed of l ight . 3. The journey to Mars might only take 20 m_im_u_t_e_s
Match the keywords with the links. Write
the correct letters in the blanks. B2
b
c
e
d
a
Read the passage and chose the best answer.
B3
√ √
√
√
Read the passage and chose the best answer.
Words and Expressions
planet n. 行星 crowded adj. 拥挤的 polluted adj. 被污染的
rapid adj. 快的，迅速的 increase n. 增加 (all) over again 再；重新 passenger n. 乘客 all a/the speed of 以……的速度
on Earth
on Mars
breathing oxygen We must wear space helmets to go outside.
Do you know what the following things are? They are necessary when we live on Mars.
would be eongh water of oxygen on Mars.
5 .Mars has othnreee--eeiightthhsthe gravity of
Earth.
F
6 .People will have mleosrsespace on
Mars.
F
7 .Students will gsotutodyscinhooonllibnye
food
pills
What’s the life like on Mars?
on Earth
on Mars
pollution
no pollution
It is still increasing rapidly
increase increasing
a large number of
population
B3
√ √
√
√
Read the passage and answer: What will life be like?
How do we get
at present there?
How long does it
Transport
take?
How will we get there? 2100
How long will it take?
spsaccheocorla.ft.
Words and Expressions
uncomfortable adj. 使人不舒服的；不适的 oxygen n. 氧气
in the form of 以……的形式 tasty adj. 味道好的
specially adv. 专门地，特地 float vi. 飘浮；漂浮
compare vt. & vi. 比较 compare to/with 与……相比
air tank
dried food power pack
space helmet special boots
computer
tent
sleeping bag
Discussion
Do you think it is possible for human beings to live on Mars?
themselves from f_______ off into space
Where will we live on Mars?
live in houses with hlaurge comfortable rooms Robots would do most of the housework
2.We could jump easily and float into
space.
pecial
3. Humans have to wear s
boots to make
themselves heavier.pecially
revent
4. The boots are sla_o_t_in_g___ designed to p______
1.crowded 2.rapid 3.population
a.for one purpose
b.a second time from the begin
c.decide in what way things are similar or different
4.all over again
d.having a nice taste
1. By 2100, people might live on Mars. T
2. EMaarrths is becoming crowded and F
polluted.
3. Now, it takes months for a spacecraft to
travel from earth to பைடு நூலகம்ars. T 4. People are not sure whether there T
Food
What will we eat on Mars?
Will it be a big problem?
Gravity
Why is it a big problem?
Why is it very dangerous? To prevent this, what should people do?
5.passenger 6.tasty 7.specially pare
e.full of people
f.happening in a short period of tgi.ma eperson who rides in a car, bus, train, etc. but does not drive it h.the total number of people in an area, a country, etc.
What do we eat on Mars?
山谷和溪流证实火星上曾存在水 ？
1. Nobody knows whether there would be enough w_a_t_e_r __ or o_X_y_ge_n_（__氧_气__）_ on Mars 2.Scientists are not sure whether p_la_n_t_s__ will
Words and
Expressions
interplanetary adj. 行星间的 network n. 网络
challenging adj. 挑战性的 rapidly adv. 快地，快速地
Words: planet polluted passenger rapidly