外研版必修3 Module 4 Sandstorms in Asia P2 Reading and Vocabulary（共34张PPT）

课件34张PPT。M4Reading
and
VocabularyBefore the classI want you to be engaged in the material. I want you to be engaged in whatever it is that we are discussing in class. Not necessarily thinking about getting down every word that I say. I’d like you to take active notes rather than passive notes. Write down what can make you feel or learn something. Better attention, better understanding of the material if you are actively engaged.Better attention, better understanding of the material if you are actively engaged.I want you to be engaged in the material. I want you to be engaged in whatever it is that we are discussing in class. Not necessarily thinking about getting down every word that I say. I’d like you to take active notes rather than passive notes. Write down what can make you feel or learn something. 单词回顾学生早读时已预习过本单元单
词，可利用几分钟时间带学生快速回顾温习。对单词的熟练度越高，阅读的速率也越高。Words and expressionsmass
campaign
dune
citizen
dust
process
mask
forecast
strength
cycle
desertificationadj. 大量的，大规模的
n. 战役，活动
n. 沙丘
n. 公民，市民
n. 沙尘，灰尘
n. 进程，过程
n. 面罩
vt. 预报，预告
n. 力量，力气
vi. 骑自行车
n. (土地的)沙漠化be caught in
for centuries
wake up
prevent sb. from doing sth.
cut down
advise sb. to do sth苏醒过来
几个世纪以来
阻止某人干某事
突然遭遇
建议某人干某事
砍伐，伐倒MatchAppreciation of sandstorms Sandstormthe weather:
There is strong, dry wind and the sky is yellow.the influence:
＊ The visibility drops.＊ It’s dangerous for us to go out.
＊ People have to wear hoods, masks and
glasses.
＊ Cars slow down and have to turn on
headlight.
＊ Sometimes the flights delay.
＊ It spreads illness.major sandstorm centers in ChinaGansu and Western Inner MongoliaBeijing and Northeast Inner Mongolia What’s the cause of sandstorm?
What should you do in a
sandstorm to protect yourself?Discussion The cause of sandstorm:
Cutting down too many trees;
Desertification (沙漠化);
High temperature and little rain;
Serious air and water pollution;
The growing population of the world;
Improper use of land;
Rapid spread of urbanization. ★★★★★★★Objectives To learn about sandstorms in Asia
2. To learn some important words and
expressions in the passage
3. To summarize and memorize the
main idea of the passage
4. To speak out the detailed information
of the passageWords:
strength forecast desertification
Expressions:
be caught in cut down
for centuries wake up
prevent sb. from doing sth.Focus on for
general ideasSkimmingSandstorms are strong winds carrying
___________ through the air.
A. dirt and mud
B. rain and heat
C. sand and dust
D. cloud and snow Reading Comprehension ISkimmingChoose the correct answers.a. the features of sandstorms
b. the influences of sandstorms
c. the forecast and suggestions
about sandstorms
d. the measures taken by the
government
e. the cause of sandstorms
f. the major disaster in Asia- sandstormReading Comprehension IISkimmingMatch the main idea of each paragraph.Para 1
Para 2
Para 3
Para 4
Para 5
Para 6 for
specific informationScanning Fewer measures have been taken to
help solve the sandstorm problem.
2. The winds in a sandstorm can
sometimes prevent you from seeing
the sun.
3. Northwest China is the sandstorm
centre in Central Asia.
4. Deserts are caused only by climate changes.ScanningReading Comprehension IIITrue or False5. The Chinese Central Weather
Station can only forecast a sandstorm
some months before it arrives.
6. It is frightening to be cycling in a
sandstorm.
7. The government is planting trees to
the east of Beijing to prevent the
desert coming nearer. A mass campaign has been started
to help solve the problem of ______.
A. sandstorm
B. desert
C. water shortage
D. high temperatureChoose the correct answers.ScanningReading Comprehension IV2. The four main places in the world
where there are sandstorms are _____.
A. North Asia, South America, Central
Africa and Australia
B. Central Asia, North America,
Central Africa and Australia
C. North Europe, Central America,
West Africa and Australia
D. Central Asia, North America,
Central Africa and Australia 3. The factors that cause land to be desert are ______.
A. cutting down trees
B. digging up grass
C. climate changes
D. all of the above
4. Sandstorms begin in _____ areas.
A. countryside B. mountainous
C. populated D. desert 5. Why has “desertification” come into
being in China?
A. Because sandstorms begin in desert
areas, and dry winds carry sand
with them.
B. Because people cut down trees and
dig up grass as well as climate
changes.
C. Because there is little rainfall.
D. Because it is very hot in recent years.strong, dry winds that carry sandso thick that…; strong enough to …Central Asia, North America, Central Africa and Australiadesertification; climate changes; cut down; dig upGovernment is planting trees. Experts advise people not to go out when it comes.Fill in the table.ScanningReading Comprehension VWhat measures should we take to prevent sandstorm’s coming?Discussion1. We should plant more trees and grow
more grass.
2. Control air and water pollution.
3. Build green fences along the desert.
4. Forecast sandstorm’s real time to
prevent disaster.5. Establish sandstorm data bank and
collect information about sandstorms.
6. All countries should join hands to
propose a plan in sandstorm’s
control and prevention.
…Now 2 mins to test our spelling.Spelling Bee English-Chinese
mass campaign desertification
process citizen forecast strength
2. Chinese- English
大量的，大规模的；战役，活动；沙漠化；过程，进程；市民，公民；预报，预告；力量，力气When finished, exchange to see who does the best.注: word 文档
点击此处链接Individual activityA sandstorm is a major _______ for many Asian countries. Sandstorms are strong, dry winds that carry ____. The four _____ places in the world where sandstorms are found are Central Asia, North America, Central Africa and Australia. Northwest China is part of the sandstorm ______ in Central Asia. Sandstorms sometimes come to Beijing. To _______ its coming nearer, the government is planting trees. disastersandmaincenterQuiz : Retell the passage.preventReview课时重点回顾for centuries 几个世纪以来
be caught in 突然遭遇
wake up 苏醒过来
prevent sb. from doing sth.
阻止某人干某事
advise sb. to do sth 建议某人干某事
cut down 砍伐, 砍倒Think about what we’ve just learnt in today’s class.Time for Reflection Study without reflection is a waste of time.Think in English After the classIt’s time we stop the class and you reflect. It’s a time of silence in class. Homework Read the passage again and review
the new words and expressions.
2. Retell the text by using the key words
and phrases below.
sandstorm, mass, campaign, four main places, forecast, desertification, process, strength, cycle, affect,
prevent sb. from doing sth. Thank you.