(共24张PPT)
 
 
 
Module 4 Sandstorms in Asia
 
 ---Reading and Vocabulary
四围山色朦胧起,丽日生晕浑暗倾。
滚滚黄沙卷地赤,昏昏黑障闭天晴。
云飞散落江河外,风追漠荒戈壁行。
莫遣苍穹沙暴孽,万千气象自然成。
 
sandstorm
 desert
 sand dune(沙丘)
 strong wind
 dark sky
 yellow dust
Match the main ideas with each part.
 Part 1 (para 1)
Part 2 (para 2-5)
Part 3 (para 6)
a major disaster in Asia
 ----sandstorms
measures措施
definition(定义) and main places;cause;effect;advice
 
sandstorms
definition and 
main places
strong, dry winds that carry______ 
Central Asia, _______________,
Central Africa and _________ 
 cause
 effect
 advice on a 
sandstorm day
 desertification
 ______ changes
 cut down _____
 dig up ______
 orange _____
 strong _____
 thick, brown-yellow _____
______ moves very slowly
 not to ______
 wear a ______
 (para 3)
 (para 2)
 (para 4)
 (para 5)
 sand
 
North America
Australia 
climate
 trees
 grass
 sky
 winds
 dust
 traffic
 go out
 mask
B
C
D
North America
Central Africa
Australia 
Central Asia
A
It is a process that happens when 
land becomes desert. 
What measure (措施) has the government
taken to prevent sandstorms coming nearer?
The government has planted more than 
30 billion trees to prevent sandstorms 
coming nearer.
 Question
 Before
 Now
 air pollution
 water pollution
 excessive logging
The 
glacier(冰川)
crisis 
 Warning!
Our 
environment
is in 
danger !
What should we do to protect the environment in our daily life?
Discussion
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 Recycling(回收利用)
Print paper on both sides.
 Do not spit(吐痰) everywhere and litter(乱扔垃圾).
 Take public transportation.
 Garbage classification(垃圾分类)
 Do not litter discarded batteries(废弃的电池).
 Choose energy-saving(节能的) household appliances(家用电器).
Refuse or reduce the use of disposable items(一次性物品).
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To protect the environment is to protect ourselves !
Let’s live in harmony with nature!
Homework
 Design a poster (海报) that encourages people to protect 
the environment.
Thank you!