高中英语 第四模块全套教案 外研版必修3Word文档格式.docx

1、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 cornerSpea

2、king 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 aroundt

3、he 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?Q1. Sandstorm is a

4、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 vi

5、sibility 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

6、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.1,2,3,4,6 T 5, FStep 3 DiscussionsQ1. Whats the cause of sandstorm?Q2. What should you do i

7、n a sandstorm to protect yourself?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.

8、 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

9、sandstorm.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. W

10、hat 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?1. mask cycle cyclist dust citizen frightening sandstorm2. There is a sandstorm blowing.3. She is wearing hoods, masks and glasses.4.

11、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 wri

12、te in each part?Step 2 While-readinga. Skimming and scanningRead the passage quickly and fill in the diagram with one proper word.Part 1（Para1） d_Part 2（Para2-5） c_ d_S_ i_ s_Part 3（Para.6） m_Part 1 disaster Part 2 Sandstorm cause description influence suggestions Part 3 measuresb. Detailed Reading1

13、）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?6 Why does traffic move slowly during th

14、e sandstorm?7 What does the government do to protect Beijing from sandstorms?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 dese

15、rtification.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 answersA mass campaign, to help solve sandstorm,

16、tried many ways to solve itStrong wind, dry, carry sand, So thick, cant see the sunDesertification,Climate changes, cut down trees, dig up grassOrange sky, strong windsStay at home, wear a maskPlant treesStep 3 Post-readinga. Decide if the following statements are true（ T ） or false（ F ）. Scientists

17、 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. South

18、west China is part of the sandstorm center in Central Asia.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 tree

19、s and digging up grass can_5. Traffic moved slowly because _6.The government is planting trees to the west of Beijing to_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 t

20、he 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 i

21、n 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 d

22、oing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 must keep him from complaining all day.我们不能让他整天抱怨了。Step 5 DiscussionQ1.Sandstorms bring us not only “sand” but also-? （traffic / health / travel / env

23、ironment）Q2. As a senior student, what should we do to prevent sandstorms?1. Write a summary of the whole passage. 2. Finish the exercises 10,11 on page 88.Period 3Step 1 PresentationLook at the examples a-f. The underlined phrases are examples of different types of infinitive.a. The wind is strong

24、enough. It can move sand dunes.The wind is strong enough to move sand dunes.b. We were advised, “ Dont go outside.”We were advised not to go outside.c. Im cycling to work in a sandstorm and its frightening.Im frightening to be cycling to work in a sandstorm.d. There is nothing anyone can do.There is nothing to be done.e. I am the only person in my family who has been in a sandstorm.I am the only person in my family to have been in a sandstorm.f. Ive been caught in a sandstorm. It was a terrible experience.To have be