?

? 教材分析:本單元涉及的話題是全球變暖,在話題及語篇主題的引領下,使學生探究人類命運共同體的諸多問題——人類活動引起全球變暖(能源的使用問題/環(huán)境的保護問題),全球變暖帶來了那些后果?我們又怎樣看待全球變暖這一問題。地球作為我們人類的母親,我們又如何來保護它?這些都是我們本單元應該深度思考的問題。
? ? ? ? 思維導圖:
Human beings' activities
(Using all kinds of energies/damage to environment)
? ? ? ? ? ? ? ? ? ? ? ↓
? ? ? ? ? global warming
? ? ? ? ? ? ? ? ? ? ? ? ↓
bad? effects? ? ? ? ? ? ? ? ? ? ? good effects
? ? ? ↓? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ↓
disaster? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? (plants grow
? ↓? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? quickly)
(rise high the level of sea)? ? (products
(storms/floods/droughts/? ? ? ? more)?
famines)? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? human beings' (disappearance of species)? life better
human beings' activities→carbon dioxide→greenhouse gases →greenhouse effects? → global warming
How? to protect our earth→ save energy /reduce pollution/recycle something/plant more trees→advertise the knowledge of protecting environment→raise awareness of public→cooperation → our earth (better)
Facing to these problems,only by working together will we? make the situation better and better.
(面對諸多問題,我們只有共同努力,情況才會變得越來越好)
