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(共27张PPT)
九年级·英语·译林版·全一册
Unit 4 Life on Mars
Comic strip & Welcome to the unit
New words:
Mars /mɑ z/ n. 火星
helmet/ helm t/ n. 头盔
air tank /t k/ n. 氧气罐
dried food n. 干粮
power pack /p k/ n. 电源包
sleeping bag n. 睡袋
gravity / ɡr v ti/ n. 重力
1111
Solar System
move to Mars from our earth
1.能记住并能正确运用本节课词汇Mars， helmet， air tank， dried food， power pack， sleeping bag， gravity。
2.了解太空旅行所需物品。
3.谈论火星上的生活状况，学会用英语表达想法。
1.完成任务驱动一，达成学习目标1、2。
2.完成任务驱动二，达成学习目标1、3。
Mars
helmet
air tank
dried food
power pack
sleeping bag
gravity
n. 火星
n. 头盔
n. 氧气罐
n. 干粮
n.电源包
n. 睡袋
n. 重力
Do you know these words
Why do we choose to move to Mars
The surface of Mars is more similar to the surface of the Earth than any other planet in our solar system.
准备航天员在太空中生活的短片，让学生观看后讨论太空旅行所需物品。
Compare the life on Earth with the life on Mars, would you like to live on the planet Mars Why (not)
Discussion
What’s the life like on Mars
pills
on Mars
on Earth
food
power pack
can provide energy
能提供能量
space helmet
can protect your head and is connected to the air tank
能保护你的头部并与氧气罐连接
pollution
no pollution
on Mars
on Earth
What’s the life like on Mars
special boots
can help walk more easily on the surface of the planet
能帮助在星球的表面行走更加轻松
computer
small and light, and has lots of memory space
小而轻便，并有大量的内存空间
Can you guess what life would be like on Mars
on Earth
on Mars
fruit or vegetables
dried food
gravity
less gravity
pollution
no pollution
仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而
1、get to 触及；接触；到达 get to作“触及；接触”讲时， 和 reach意思相近。get to还可作“到达”讲，后接地点，相当于reach或arrive at/in。 当 get to 和arrive at/in 后接here, there 或home 等表地点的副词时，省略介词 to, at或in。arrive是不及物动词，可单独使用。When did you get/arrive/reach home yesterday When did you arrive
你什么时候到的？
sleeping bag
can provide a place to sleep, and is fixed to the wall to prevent people from floating
能提供一个睡觉的地方，并固定到墙上以防止人飘走
tent
It’s unnecessary to put up a tent in space because people can stay in the space station.
helmet
/ helm t/ n.头盔
power pack /p k/
n.电源包
air tank /t k/
n.氧气罐
special boots
spacesuit
What is life like in space
on Earth
on Mars
very important
not important
too much homework
less homework and robots will help her
Daniel: Yes. And we might need sleeping
bags too.
Amy: I agree. Also, there’s no fruit or
vegetables, so we would have to eat
dried food.
Daniel: Well ... that sounds
quite boring! But there
would be no pollution
on Mars.
Amy: I hope so.
仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而
2. neither adv.也不—I can't swim. 我不会游泳。—Me either. 我也不会。—I don't want to go shopping. 我不想去购物。—Me neither. 我也不想。(1)neither用作形容词，后接名词单数，意为“（两者中）没有一个”Neither book was very interesting. 两本书都不是很有趣。(2)neither用作代词，后接“of+名词”Neither of us felt like going out. 我们两个都不愿意出去。(3)neither用作连词，常与nor连用，构成neither…nor…结构，意为“既不……也不……”，连接同等的句子成分。当连接主语时，动词与靠近它的主语一致。Neither he nor I like coffee. 我和他都不喜欢咖啡。
air tank
computer
dried food
power pack
sleeping bag
space helmet
special boots
tent
What should Daniel take with him
Daniel: What would it be like to live on Mars
Amy: There’s less gravity on Mars. We’d probably
need to wear special boots.
Daniel: Yes. And we might need sleeping bags too.
Amy: I agree. Also, there’s no fruit or vegetables, so
we would have to eat dried food.
Daniel: Well…that sounds quite boring! But there
would be no pollution on Mars.
Amy: I hope so.
Let's read!
Page 51
What should Daniel take with him
He might take special boots, sleeping bags and dried food.
A Daniel is dreaming about visiting another planet.
What should he take with him Write the name
of the item under each picture.
air tank computer dried food power pack
sleeping bag space helmet special boots tent
Page 51
B Daniel is talking to Amy about living on Mars.
What would it be like to live on Mars
Listen and fill in the form
Life on Mars _____________ gravity
2. wear_____________ boots
3. need _____________ bags
4. eat _____________ food
5. no_____________
Feeling _____________
less
special
sleeping
dried
pollution
boring
仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而
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