高中英语_第四模块全套教案_外研版必修3.doc

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lteaching planmodule foursandstorms in asia teaching aims:1. knowledge and skilla. get the students to review the violence of nature and know more about sandstorms and how to protect the environment.b. through discussion and the comprehension of reading, develop the students listening, speaking, reading and writing, mainly reading.c. encourage the students to search the information on the internet to gain more knowledge of sandstorms and environmental protection.d. improve the students ability to read for specific facts.e. to grasp the usage of infinitive, pay more attention to the usage of but + infinitive.2.emotion and valuesa. enable the students to talk about the cause and influence of sandstorms，and the ways to solve the problem in order to increase their sense of protecting the environment.b. to encourage the ss to talk about the damage caused by sandstorm and their own feelings about it.3. cross-cultural awareness:a. understand the environmental protection of the whole world and strengthen their awareness of environment protection.4. character-building:a. to strengthen their confidence of protecting the environment we are living in.b. enable the students to talk about the sandstorms, the reasons for causing sandstorms and the importance of protecting environmentdifficulties and importance:a. conclude and collect the words and phrases related to environment and environmental protection.b. ask students to think ways to protect the environment.c. improve the students ability of grasping the general idea of the passage. teaching method:a. task-based methodology b. communicative approachteaching time:five periods:period 1 vocabulary and writingspeaking 1period 2 reading and vocabularyperiod 3 grammar 1 infinitive listening and vocabularyperiod 4 grammar 2 but + infinitiveeveryday english period 5 cultural cornerspeaking 2writingteaching procedures:period 1step 1. warming uplook at the picture. complete the sentences using the correct form of these words then answer the following questions. blow bury frightening last sandstormthere has been a _. it _ for ten hours and was very _. the wind _the sand high aroundthe houses, and some cars were almost completely _by the sand.suggested answers:1. sandstorm 2. has been blowing / has lasted3. frightening 4. was blowing 5. buriedq1. what is a sandstorm?q2. whats the weather like when a sandstorm occurs?q3. whats the bad influence of a sandstorm?suggested answers:q1. sandstorm is a kind of bad weather, which is becoming increasingly common in northwestern china, and it usually happens in spring and fall. when a sandstorm comes, the wind blows strongly with dust and sand.q2. there is strong, dry wind and the sky is yellow.q3. cars slow down and have to turn on headlight; the visibility drops difficult for us to breathe dangerous to go out or drivestep 2 further understandingwork in pairs. discuss the following statements and decide whether it is true or false.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 america.5. sandstorms cant be prevented.6. the inland region has more sandstorms than the one near the sea.suggested answers:1,2,3,4,6 t 5, fstep 3 discussionsq1. whats the cause of sandstorm?q2. what should you do in a sandstorm to protect yourself?suggested answers:q1. climate changes; trees cut down; desertification; serious air and water pollution; the growing population of the world and so on.q2: this is an open question.step 4 speakingwork in pairs. suppose there has been a bad sandstorm in your city.a: you are a reporter. you interview a man who has cycled to work in the sandstorm. before you do the interview, write down the questions you want to ask.b: you felt frightened but you put on a mask and cycled to work in the sandstorm. tell the reporter how you feel about the sandstorm. describe how things looked in the sandstorm.i homework:1. memorize the new words related to sandstorms.2. preview the passage of sandstorms in asia.period 2step 1 pre-readinga. look at the photo and answer the following questions.1. get ss to come up with as many words as possible while looking at the picture.2. what is happening?3. what is the cyclist wearing and why?4. what do you think happened to traffic in this situation? why?5. what do you think experts advise people to do in this situation?suggested answers:1. mask cycle cyclist dust citizen frightening sandstorm2. there is a sandstorm blowing.3. she is wearing hoods, masks and glasses.4. the traffic moves slowly. because its not clear to see everything on the road and people must take great care.5. experts advise people to stay at home in this situation.b. predication if you are to write the article named “sandstorms in asia”, how many parts will you include in it? what will you write in each part?step 2 while-readinga. skimming and scanningread the passage quickly and fill in the diagram with one proper word.pahrt 1(para1) d_part 2(para2-5) c_ d_s_ i_ s_part 3(para.6) m_suggested answers:part 1 disaster part 2 sandstorm cause description influence suggestions part 3 measuresb. detailed reading1)read the passage carefully and answer the following question.1 what are sandstorms?2 in what places do they often happen?3 what does ren jianbos example tell us?4 are there sandstorms in china? where?5 have sandstorms in china increased or decreased recently? why?6 why does traffic move slowly during the sandstorm?7 what does the government do to protect beijing from sandstorms?suggested answers:1. sandstorms are strong, dry winds that carry sand.2. central asia, north america, central africa and australia.3. it is dangerous to go out when a sandstorm occurs.4. yes. northwest china.5. increased. as a result of desertification.6. because the thick dust makes it difficult to see.7. plant more trees.2) read the passage carefully and then fill in the chart with suitable words.partscontent details1major disaster2descriptioncauseinfluencesuggestion3measuressuggested answerspartscontent details1major disastera mass campaign, to help solve sandstorm, tried many ways to solve it2descriptionstrong wind, dry, carry sand, so thick, cant see the suncausedesertification,climate changes, cut down trees, dig up grassinfluenceorange sky, strong windssuggestionstay at home, wear a mask3measuresplant treesstep 3 post-readinga. decide if the following statements are true( t ) or false( f ). scientists have tried many ways to deal with sandstorms land becomes desert only because people cut down trees and dig up grass.the chinese central west station can not forecast sandstorm before it comes.the desert is 25o kilometers away to the west of beijing. so there is no need to take some measures. southwest china is part of the sandstorm center in central asia.suggested answers:1. t 2. f 3. f 4. f 5. fb. read the text again and complete the following sentences1.the winds in a sandstorm can sometimes_ 2.when ren jianbo was living in inner mongolia _ 3.sandstorms in china appear to have increased _4.cutting down trees and digging up grass can_5. traffic moved slowly because _6.the government is planting trees to the west of beijing to_suggested answers:1. prevent you from seeing the sun2. he experienced a terrible sandstorm3. because of desertification4. cause deserts and sandstorms to increase5. the drivers cant see6. prevent the desert coming nearerstep 4 language explanations1 mass adj. 大规模的 a mass campaign 一场大规模的战役n. 团,块,堆a mass of clouds /hot aira mass of =masses of 许多,大量the masses 群众2 be caught in 被困于,遇到he was late for work yesterday afternoon because he was caught in the traffic jam.charles chaplin was once caught in a snowstorm for several days.3 appear v. 1)出现,出版,发行his book will appear in the bookshop next week.a smile appeared on his face when he heard the good news.2) 看起来,似乎。 系动词she appeared very tired.she appears to want to leave.4 prevent somebody from doing, stop somebody from doing,keep somebody from doing阻止某人做某事。note: keep sb. from doing 中from 不可以省略,因为keep sb. doing 意为：让某人一直做某事。其他两个词组中from省略后意思不变。im sorry to keep you waiting so long. 很抱歉让你等了这么久。we mu