课件16张PPT。sandstormPRACTICEMODULE4campaignprocessforecastPRACTICEMODULE4pollutionenvironmentPRACTICEMODULE4atmosphereevidenceconcernedPRACTICEMODULE4protectioncomplainedHow many parts can this article be divided into ?Read and try to find the answer to the question .Part I (para 1) :Part II (para2-5) :Part Ⅲ (para6):major disaster in Asia- standstormmeasures discription cause influence suggestion
fast reading :Read the articles carefully and answer questions.What happened to Ren Jianbo when he was a child in the desert?2.Can you explain why the desertification happen?3.What happens to traffic when sandstorms take place? Why?4.Experts advise people not to go out. If cycling in the sandstorm, one had better wear a mask. 4.What shall people do if a sandstorm arrives?1.He experienced a terrible sandstorm.2.Because climate changes and people cut down trees and dig up grass, land becomes desert, then desertification happens.3.Traffic moves very slowly because the thick dust makes it difficult to see.Decide if the following sentences are
True or False .1.A government campaign has been started 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.The Chinese Central Weather Station can only forecast a sandstorm some months before it arrives.
5.It is frightening to be cycling in a sandstorm.
6.The government is planting trees to the east of Beijing to prevent the desert coming nearer.FTFFFmasspart ofweekswestTcitizen cycle (v) dust expert
forecast process situation survive 1. to ride a bicycle cycle2. someone who knows a lot about a particular subject3. things that happen one after another , and have a result expertprocess4. someone who lives in a particular town or country5. very small bits of dirt or earth , on the ground or in the air6. to continue to live after a difficult or dangerous situation or event 7. to say what will probably happen 8. everything that is happening at a particular timecitizendustsurviveforcastsituation 1) The winds in a sandstorm can sometimes
_________________________
2) When Ren Jianbo was living in Inner Mongolia
_____________________________
3)?Sandstorms in China appear to have increased
because of _____________
4) Cutting down trees and digging up grass can cause
____________________________
5)?The government is planting trees to the west of
Beijing to ___________________________
Complete the sentencesprevent you from seeing the sunhe experienced a terrible sandstormdesertification.deserts and sandstorms to increaseprevent the desert coming nearer1 Weather experts have f________ another big sandstorm in a week’s time.
2 It’s f__________ to be outside in a sandstorm.
3 I was in a big storm. Luckily, we all s_______. orecastrighteningurvived5p334 There’s a lot of d____ on the flood.
5 Sandstorm is a long p_______ that take many years.
6 Many Beijing c______ cycle to work.ustrocessyclists5p33