volcanic eruption

1. tornado volcaniceruption hurricane earthquake Natural Disasters sandstorm lightning

5. Module 4 Sandstoms in Asia

6. Let’s experience!

7. Vocabulary:blow bury frightening last sandstorm sandstorm Therehas been a ________. It has______for ten hours and was very____________. The wind ________ the sand high around the house. lasted frightening was blowing and some cars were completely_____ by the sand buried

8. Match the word with the definitions: • 1. to ride a bicycle ______ • 2. someone who knows a lot about a particular subject _______ • 3. things that happen one after another, and have result _______ • 4. someone who lives in particular town or country ________ • 5. very small bits of dirt or earth, on the ground of in the air ________ cycle expert process citizen dust

9. 6. 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 time _________ survive forecast situation

10. FAST-READING Look at the photo on Page 32 & do the fast reading.

11. Answer the questions: • 1.What is happening? There is a sandstorm blowing. • 2. What is the cyclist wearing and • why? • They’ve wearing masks and glasses to • protect themselves. • 3.What do you think happens to • traffic in this situation? Why? • It moves very slowly. Because it is not • clear to see everything on the road and • people must take great care. • 4.What do you think expert advise • people to do in this situation? • Stay at home.

12. Read again carefully~!

13. Discussion 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 can’t be prevented. 5. The inland region has more sandstorms than the one near the sea. T T T can F T

14. Group work • 1.Where are the four main places in the world where there are sandstorms? • 2.Why does land become desert? • 3.Can the Chinese Central Weather Station forecast a sandstorm? • 4. How to prevent the desert coming nearer? • 5. Find out the sentences of describing experiences caught in sandstorms. Para.2 Para.3 Para.5 Para.6 Para.2 & 6

15. Language points • Sandstorms have been a majordisaster for many Asian countries for centuries. ①major adj. 主要的，重大的,主修的 major problems 主要问题 主要科目 major subjects ② v. 主修，专攻 major in sth. 主修…… ▼majority n. 大多数 a/the majority of……的大多数 Eg. 这些学生主修化学。 The students major in chemistry. The majority of boys was/were crazy about football. 大多数男孩热衷于足球。

16. 2. To have been caught in a sandstorm was a terrible experience . to have been caught in a sandstorm 不定式的完成时作主语 ★ be caught in sth. 被困在…中,陷入 Yesterday they were caught in a heavy rain. 昨天他们遭遇了一场大雨. ★ be caught in the heavy rain/snowstorm/ sandstorm/traffic 突然遭到大雨/暴风雪/沙尘暴/交通拥挤 ★ be caught doing被撞见做某事(多指坏事) The thief was caught stealing money from the shop. 这个贼被撞见偷商店里的钱

17. appear强调表面给人的印象，但事实不一定如此。appear强调表面给人的印象，但事实不一定如此。 seem暗示判断有一定的根据，比较接近事实。 look强调视觉给人的印象。 3. Sandstorms in China appear to have increased in recent years --- appear to: 似乎，好像 My parents appeared to get angry easily yesterday. 我的父母昨天好像很容易生气 他今天似乎很悲伤。 Heappears tobe sad today. • e.g. Do let your mother know all the truth. • She appears ___ everything. • to tell B. to be told C. to be telling D. to have been told

18. Discussion: How to protect the environment?

21. Finish the exercise at Activity 3, Page 33. • Answers: • _____ • _____ • _____ • _____ b b a a

23. Who wins? Let’s count…..

24. Goodbye Homework: Composition 1 Designing a poster that encourages people to look after the environment. or Composition 2 Describe an experience of being caught in a sandstorm.