1、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.Id like you to take active notes rather than passive notes.Write down what can
2、 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 discus
3、sing in class.Not necessarily thinking about getting down every word that I say.Id 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 expressionsmasscampaigndunecitizendustproc
4、essmaskforecaststrengthcycledesertificationadj.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 infor centurieswake up prevent sb.from doing sth.cut downadvise 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Appreciation of sandstormsLead-in 1Sandstormthe weather:Th
5、ere is strong,dry wind and the sky is yellow.Lead-in 2the influence:The visibility drops.Its 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 We
6、stern Inner MongoliaBeijing and Northeast Inner Mongolia1.Whats the cause of sandstorm?2.What should you do in a 3.sandstorm to protect yourself?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 popula
7、tion of the world;Improper use of land;Rapid spread of urbanization.Objectives1.To learn about sandstorms in Asia2.To learn some important words and expressions in the passage3.To summarize and memorize the main idea of the passage4.To speak out the detailed information of the passage for general id
8、easSandstorms 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 sandstormsb.the influences of sandstormsc.the forecast and suggestions about sandstormsd.the measures
9、taken by the governmente.the cause of sandstormsf.the major disaster in Asia-sandstormReading Comprehension IISkimmingMatch the main idea of each paragraph.Para 1Para 2Para 3Para 4Para 5Para 6 for specific information1.Fewer measures have been taken to help solve the sandstorm problem.2.The winds in
10、 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 ar
11、rives.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.1.A mass campaign has been started 2.to help solve the problem of _.A.sandstorm B.desert C.water shortage D.high temperatureChoose the correct answers.
12、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
13、,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 above4.Sandstorms begin in _ areas.A.countryside B.mountainous C.populated D.desert 5.Why has“desertification”come into being in China?A.Because sands
14、torms 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.sandstormDefinitionFeatures(特点)PlacesReason for increaseMeasures(措施)strong,dry winds
15、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
16、take to prevent sandstorms 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 sandstorms real time to prevent disaster.5.Establish sandstorm data bank and collect information about sandstorms.6.All coun
17、tries should join hands to propose a plan in sandstorms control and prevention.Now 2 mins to test our spelling.1.English-Chinese2.mass campaign desertification3.process citizen forecast strength4.2.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 be
18、st.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 Cent
19、ral Asia.Sandstorms sometimes come to Beijing.To _ its coming nearer,the government is planting trees.disastersandmaincenterQuiz:Retell the passage.prevent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
20、 weve just learnt in todays class.Study without reflection is a waste of time.After the classIts time we stop the class and you reflect.Its a time of silence in class.Homework1.Read the passage again and review 2.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.
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