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教學(xué)準(zhǔn)備
教學(xué)目標(biāo)
Teaching goals 教學(xué)目標(biāo)
1. Target language目標(biāo)語言
a重點(diǎn)詞匯和短語
astronomy, atmosphere, system, violent, solid, explode, carbon, dioxide, oxygen, surface, planet, harmful, development, spread, method, depend, solar system, in time, prevent…from, depend on
b重點(diǎn)句子
1.What it was to become was a mystery until the dust began to slowly combine into a ball moving around the sun. P25
2.It’s exploded loudly with fire and rock, which were in time to produce the water vapour, carbon dioxide, oxygen, nitrogen and other gases, which were to make the earth’s atmosphere. P25
3.It allowed the earth to dissolve harmful gases, which had become part of the earth’s atmosphere, into the oceans and seas. P25
4.Whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved. P26
2. Ability goals 能力目標(biāo)
a. Enable Ss to talk about the science of the stars, the development of life and space travel and gravity
Where do we come from?
How did the universe begin?
Why is the universe the way it was?
How will it end?
How much do you know about universe?
Do you want to have a space travel?
Do you know something about gravity?
b. Understan...
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