文档介绍：Unit7 Environment
小标题
一.    单词中英文匹配。
greenhouse effect
green consumer B. 造成
atmosphere C. 温室效应
flood
drawn cities
imagine
the level of sea
absorb water H. 洪水
cause I. 海平面
检查复习
2. 使……进入
……置于……外,使……不能
；造成
……扔掉
be in danger
let …in
keep…from…
cause…to…
throw…away
in order to
Warming up: Talk about the pictures
Now watch the video, after that, please discuss with your group members :
what environmental problems is it about?
the ice melts, and the level of sea rises
too much rubbish C. Noise pollution
D. Resources and energy shortage资源能源短缺
E. Water pollution F. destroy trees
G. Air pollution
___________________
A
B
F
Discussion
Reading A
The world needs your help!
Why does the earth ask for
help?
While – reading
Fast- reading
1. How many environmental problems does the passage tell us? （ ）
What are they?______________
____________________________
____________________________
order to save our world, what does the book ask us to become?_____
小结一：了解文章大意
重点看各部分的
________?
3
greenhouse effect.
act of destroying rainforests
habits.
小标题
“green consumers”
?
What will happen?
The ice melted.
Earth
atmosphere
It lets _______in.
Keep ______from ____________.
Earth would be
___________ ___________
Changing
We are __________ it with
_________,--in the form of
gases
1. keep in ______________.
____________ to rise.
_____ and even _____
_________.
Task 1
功能
sunlight
warmth
getting out
cold and
lifeless
polluting
chemicals
too much heat
the level of seas
cities
whole
countries
( ) are the uses of trees?
A. tak