高中英语Module 4 Sandstorms in Asiareading and vocabulary(课件 外研 必修3.ppt

Module4SandstormsinAsiaModule4SandstormsinAsiaIntroductionReading and Vocabulary2021/8/11 星期三1Please look at these pictures.How beautiful they are!2021/8/11 星期三2But one day something happened.2021/8/11 星期三32021/8/11 星期三42021/8/11 星期三5What natural disaster it is?It is a sandstorm .It is very frightening.2021/8/11 星期三6buryThe sand almost buries the house.2021/8/11 星期三7cycle/wear/mask2021/8/11 星期三8Inner Mongolia has many sandstorms every year.It is far away from the sea,so it is an inland region.2021/8/11 星期三9Look at the picture below.Complete the sentences using the correct form of these words .blow bury frightening last(v)sandstormThere had been a .It for ten hours and was very .The wind the sand high around the houses,and some cars were almost completely by the sand.sandstormhad lastedfrighteningwas blowingburied2021/8/11 星期三10The day before yesterdayYesterdayTodayLook at these pictures.Now work in pairs.Discuss the following statements and decide which statement is false.2021/8/11 星期三11(/)()(/)(/)(/)(/)1.Sandstorms begin in desert areas.2.Deserts are created by climate changes.3.Deserts are also created because people cut down trees and dig up grass.4.Sandstorms from Asia have blown across the Pacific Ocean to American.5.Sandstorms cant be prevented.6.The inland region has more sandstorms than the one near the sea.2021/8/11 星期三12DiscussionWork in groups of 4-6 .Discuss these questions.The team leaders from each group report their answers to the class.1.What should you do in a sandstorm to protect yourself?2.Which do you think is more dangerous,an earthquake or a sandstorm?Say why.3.Where in China do sandstorms begin?4.If you are in a desert,what is the first sign of a sandstorm?5.Have you ever been in a sandstorm?If yes,describe it to your partner.2021/8/11 星期三13Reading and vocabularyLook up these words in a dictionary.Then match the words with their definition.2021/8/11 星期三14citizen 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 timecitizendustsurviveforcastsituation2021/8/11 星期三15fast reading:Look at the photos.Read the text quickly and answer the questions.1.What is happening?2.What is the cyclists wearingand why?3.What do you think happen to traffic in this situation?Why?4.What do you think experts advise people to do in this situation?2021/8/11 星期三16How many parts can this article be divided into?Read again and try to find the answer to the question.Part I(para 1):Part II(para2-5):Part (para6):major disaster in Asia-standstormmajor disaster in Asia-standstormmeasuresmeasures discription discription cause influence cause influence suggestionsuggestion2021/8/11 星期三17Careful reading:Fill in the chartFill in the chart Parts Parts Parts Parts Content Content Content Content Details Details Details Details I I major major major major disaster disaster disaster disaster descriptiondescriptiondescriptiondescription causecausecausecause influenceinfluenceinfluenceinfluence suggestionsuggestionsuggestionsuggestion III III III III measuresmeasuresmeasuresmeasures 2021/8/11 星期三18Activity:“A Press Conference about Sandstorms”Suppose you are having a press conference about sandstorms.Some are news spokesmen,some are experts,and some are journalists.Now work in groups of 8.You can refer to the following materials.2021/8/11 星期三19Cause of Sandstorms Topographical factor Atmospheric factors Excessive cultivation of farmland:DeforestationDeforestationOver-grazing:Ineffective Ineffective protection protection of constructive sites:of constructive sites:2021/8/11 星期三20Measures and Suggestions Measures and Suggestions certain administrative methods be taken certain administrative methods be taken to turn desertification preventions into to turn desertification preventions into the record to evaluate the work of local the record to evaluate the work of local government officials.government officials.the issue of desertification prevention the issue of desertification prevention should be included in the national economic should be included in the national economic and social development program for the 21st and social development program for the 21st century,and it should be on the list of key century,and it should be on the list of key national projects and items national projects and items the prevention plans must be drawn up the prevention plans must be drawn up scientifically,and the management must be scientifically,and the management must be strict.strict.2021/8/11 星期三21 importance should be attached to experts importance should be attached to experts participation in the project,and the building participation in the project,and the building of a new type of structure which combines of a new type of structure which combines production,scientific research and promotion production,scientific research and promotion under the new circumstances.under the new circumstances.we must do a good job of monitoring and we must do a good job of monitoring and forecasting desertification.We must also forecasting desertification.We must also establish an information network for national establish an information network for national desertification and sandstorm prevention,with desertification and sandstorm prevention,with forecasting work focused on controlling forecasting work focused on controlling desertification at the beginning stage.desertification at the beginning stage.2021/8/11 星期三22Homework:Think about:As a senior high student,what should we do to improve our environment?2021/8/11 星期三232021/8/11 星期三242021/8/11 星期三25