高中英语北师大版选修8第22单元第3课U22-L3-1教学文案

1、Lesson3 Natural DisastersSkills Focus第一页，共26页。Brainstorming naturaldisasters第二页，共26页。Natural disastersflood 第三页，共26页。Natural disastersdrought 第四页，共26页。Natural disastersearthquake 第五页，共26页。Natural disasterstsunami 第六页，共26页。Natural disastersvolcanic eruption 第七页，共26页。Natural disastershurricane 第八页，共26

2、页。Natural disasters forest fire 第九页，共26页。Natural disasterstyphoon第十页，共26页。Natural disasterslandslide 第十一页，共26页。Natural disastersthunderstorm 第十二页，共26页。v tsunami 海啸海啸v typhoon 台风台风v volcanic eruption 火山喷发火山喷发v flood 洪水洪水v drought 干旱干旱(gnhn)v landslide 滑坡，山崩滑坡，山崩v hurricane 飓风飓风, 狂风狂风v Pronunciation 第

3、十三页，共26页。What do you think causes the disasters, people or nature?Read the article and check your answer Before you start 第十四页，共26页。Reading strategies Reading strategy 1 Read to get the general idea.Natural disasters are getting worse.第十五页，共26页。Reading strategies Read for topics of each paragraph.Ex

4、amples show natural disasters become commonAn example of volcanic eruption & earthquake show their threat to our world.Causes of natural disastersUrbanization & industrialization Overpopulation in cities makes more people in the danger of natural disastersExperts predict that natural disaste

5、rs willget worse Para1Para3Para2Para5Para4第十六页，共26页。Reading strategies Reading strategy 3 Read for clues about the missing sentence. (time, place, pron, linking)1. Terrible flooding in AsiabExample even Europe underwater3第十七页，共26页。Reading strategies Read for clues about the missing sentence. (time,

6、place, pron. linking)2. Reduced rainfall; drier fthe Yellow River failed to reach the sea3. Why?gOne answer is 3第十八页，共26页。Reading strategies Read for clues about the missing sentence. (time, place, pron. linking)4. This has been caused by CO2. eGlobal warming 5. the worst eruption aa much greater er

7、uption 3第十九页，共26页。Read and answer1. What is the attitude of the journalist towards the future ? 2. Who are most likely to be the victims of natural disasters? 4Pessimistic.Poor people.第二十页，共26页。3. Why are there now more hurricanes, floods and droughts ? 4. Why are volcanoes and earthquakes more dang

8、erous now ? Read and answer4Overpopulation & industrialization.Big population in cities (or urbanization ) 第二十一页，共26页。5. What could be the biggest threat to the planet in the future? 6. What effects might this threat have? Read and answer4A volcanic eruption.Low temperature (A freezing weather).

9、第二十二页，共26页。Summary .Fill in the blanks about the text.In the last _ years , there are more and more disasters such as thunderstorms, _ , earthquakes, _, volcanic _ ,_, and _ fires all over the world. Why are so many disasters ? One of the reasons is over- _. ten floodstyphoons eruptions tsunamisfore

10、st population第二十三页，共26页。_ addition, _ change and global _ caused by factories, vehicles and deforestation can lead _ the disasters or make them worse. At present, volcanoes and earthquakes are more _ with the fast _ of the population. Inclimate warmingtodangerous growth第二十四页，共26页。Earthquakes take the lives of 1.6 million people in the last hundred years.