Unit 4 Life on Mars Welcome to the Unit & Reading-江苏省盐城市滨海县九年级英语下册课件(共33张PPT)

(共33张PPT)
9下 Unit4 Welcome to the unit& Reading I
3月19日下午第3节九年级英语
If you have a chance to live on Mars,do you like it
火星[mɑ z]
Do you like life on Mars
Lead-in
1.How does Eddie like life on Mars
Eddie hates living on Mars.
2. Why
Because of the helmet, he can't get to his food.
触及，接触
reach
头盔
Eddie and Hobo are now on Mars. Hobo is excited because he’s never ________ about travelling into __________. But Eddie says he _______ it. Hobo is very surprised because he thought Eddie ________ Mars. Eddies tells him that he can’t _________ his food because of the ________.
Lead-in
Read and complete the short passage
thought
space
hates
liked
get to
helmet
think about doing...考虑...
think of ...想起
think over...再三考虑
Me neither. = Neither have I.
我也没有
-I didn't go out yesterday.
- Neither did I.

I thought you liked Mars.
e.g. 我原以为你来自英国。
I thought you were from England.
air tank
氧气罐 [t k]
power pack
能源包
space helmet
头盔
[ helm t]
special boots
Words and
Expressions
helmet
air tank
dried food
power pack
sleeping bag
n. 头盔
n. 氧气罐
n. 干粮
n. 电源包
n. 睡袋
air tank
tent
dried food
space helmet
P51 Part A
special boots
computer
power pack
sleeping bag
Read the conversation on P51and answer the questions.
1. Why do we need to wear special boots on Mars
2. What else do we need to live on Mars
3. Why do we have to eat dried food on Mars
4. Is there any pollution on Mars
Because there’s less gravity on Mars.
2. We might need sleeping bag too.
3. Because there is no fruit or vegetables.
4. We don’t know. Amy hopes that there is no pollution on Mars.
[ ɡr v ti] [U] 重力
9B Unit4
Life on Mars
Reading I Moving to Mars
crowded and polluted
[ kra d d]
拥挤的
[p lu t d]
被污染的
Because of the rapid increase in population.
Because the population increases rapidly.
Can we build a better world all over again on
Mars
Moving to Mars
planet
crowded
polluted
rapid
increase
(all) over again
passenger
at a/the speed of
uncomfortable
oxygen
n.行星
adj.拥挤的
adj.被污染的
adj.快的，迅速的
n. 增加
再；重新
n. 乘客
以...的速度
adj.使人不舒服的
un. 氧气
in the form of
tasty
specially
float
compare
compare to/with
interplanetary
network
challenging
rapidly
以...的形式
adj.味道好的
adv.专门地，特地
v.漂浮
v. 比较
与... 相比
adj. 行星间的
n. 网络
adj.挑战性的
adv. 快地，迅速地
The main idea of each paragraph
Para. 1
Para. 2
Para. 3
Para. 4
Para. 5
Para. 6
Para. 7
houses
gravity
schools
journey
feelings
water ，food and oxgen
the reasons for moving to Mars
Moving to Mars
Life on the Earth
Life on Mars
challenging
interesting
crowded
polluted
journey
food
gravity
houses
schools
fast
uncomfortable
pills
not tasty
3/8
special boots
huge rooms
online schools
Journey to Mars
Time Speed
At present
By 2100
months
about 20 minutes
too slow
at the speed of light
so fast
might be quite uncomfortable
Food on Mars
1. Would there be enough water or oxygen on Mars
2. Could plants grow on Mars
3. What would food on Mars be like
Food would most probably be in the form of pills and would not be so tasty.
Nobody knows.
Scientists are not sure.
Gravity on Mars
1. Would gravity be a problem on Mars
2. Why would gravity be a problem
Yes.
The gravity on Mars is only about three-eighths of that on the earth.
Gravity on Mars
3. What would happen because of the low gravity
4. How to prevent this
People would float off into space.
People would have to wear boots that are specially designed .
Houses & Schools
1. Where might people live on Mars
a. In houses with huge rooms.
b. On spacecraft.
c. In sleeping bags.
2. What would schools be like on Mars
a. Very small.
b. Online schools.
c. Like those on the Earth.
a. In houses with huge rooms.
b. Online schools.
Moving to Mars
Life on the Earth
Life on Mars
challenging
interesting
crowded
polluted
journey
food
gravity
houses
schools
fast
uncomfortable
pills
not tasty
3/8
special boots
huge rooms
online schools
Mind Map
Why would people move to Mars
a The earth is crowded and polluted.
b People want to make friends with those from another planet.
c Flying to Mars would be fun.
2. How long does it take to fly to Mars at
present
a Hours.
b Months.
c Years.
Circle the corrcet letters in Part B3 on P55
3. What would the flight to Mars be like by the year 2100
a Fast and comfortable.
b Fast but uncomfortable.
c Slow but comfortable.
4. What would food on Mars be like
a Very tasty.
b Very sweet.
c Not very tasty.
5. Would gravity be a problem on Mars
a No, it’s not a problem.
b Yes. Many people would get lost .
c Yes, and people would wear special boots.
6. Where might people live on Mars
a In houses with huge rooms.
b On spacecraft.
c In sleeping bags.
7. What would schools be like on Mars
a Very small.
b Online schools.
c Like those on the Earth.
8. What does the writer think of life on Mars
a Better than life on the Earth.
b Worse than life on the Earth.
c There would be good and bad points.
Life on the Earth today Life on Mars in 2100
It is and . It would be clean and have lots of space.
Spacecraft are . Spacecraft would travel .
There is enough water and . There might be enough water and oxygen.
There are many kinds of tasty food. Food would most probably be and would not be so .
polluted
crowded
at the speed of light
not
in the form of pills
tasty
slow
oxygen
Life on the Earth today Life on Mars in 2100
1 is not a problem for us. People would have to
wear .
Many people live in flats. People might live in houses with .
People have little time to relax. People could have time to .
Students study at real schools. Students would study
at .
Gravity
special boots
huge comfortable rooms
more
relax
online schools
small
We are not sure whether we would survive on Mars in 2100. What we can do is protecting the Earth right now.
同学们，这节课我们就上到这儿。接下来请大家完成课堂作业。请仔细审题，认真思考，工整书写，规范答题，提高准确率，充分展示这一节课的学习收获吧！