Unit 4 Life on Mars Welcome to the unit 课件18张

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名称 Unit 4 Life on Mars Welcome to the unit 课件18张
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版本资源 牛津译林版
科目 英语
更新时间 2020-02-21 16:23:21

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(共18张PPT)
Comic strip & Welcome to the unit

Unit4 Life on Mars
译林版牛津初中英语 九下
1. Get to know the items needed in space.
2. Talk about life in special places.
3. Discuss the advantages and disadvantages
of life on Mars.
Learning aims

Travelling
Our home

Earth

Brainstorm
Solar system
Neighbours

Mars is the fourth planet from
the sun. Mars can be hot, but
sometimes it can be very cold.
Although the temperature can be 35℃, it can also be as low as -143℃. Water is also a problem. About three billion years ago, there was water on Mars.
However, it is frozen and has become ice now.

Mars
Space helmet
Special boots
Space suits
Travel into space
What does Eddie think of life on Mars?
Why does he hate it?
Excited

disappointed

angry
How does Eddie feel during the day?
Read and answer
Role-play
Vividly
Clearly
Creatively

Talk about your own travelling experiences.

I’ve never …
Me neither.
How do you like… ?
Sharing time


What should he take with him?




air tank
tent
dried food
space helmet
What do they work for him?




special boots
computer
power pack
sleeping bag
What do they work for us?
Air tank: can provide oxygen
Computer: can be used to record daily life in space
Dried food: can keep away from hunger
Power pack: can provide energy

Sleeping bag: can provide a place to sleep, prevent it from floating

Space helmet: can block out strong sunshine and protect your eyes
Special boots: can add weight to help walk more easily in space
with low gravity

If we were on Mars, What would life be like?


What would it be like to live on Mars?
Well, there’s less oxygen on Mars. We would need space helmet and air tank.
Right, and we would need special boots, too.
I agree with you. And we would have to eat dried food. I think dried food is not quite delicious.
Yes, but there would be no pollution on Mars.
Well, that’s quite nice.
Make up similar dialogues



Group work
Disadvantages
Life on Mars
Advantages
Anyway, Life on Mars is not easy,
why not make our own planet better?
Please make a list of your advice.
Discussion
1. Recite Part B in Welcome to the unit.
2. Make a poster of Protecting the earth in group of four.
3. Preview Reading A in your worksheet.

Homework