Module 4　Sandstorms in Asia

　　单元规划

话题任务 　　1. Talk about the sandstorms in Asia, especially in China.

　　2. Talk about the ways to express one's feelings.

　　3. The Green Movement-organized to protect the environment.

　　4. Design a poster that encourages people to look after the environment. 教学重点 单词 sandstorm; frightening(吓人的；可怕的); inland; mass; campaign; dune; desertification; process(进程；过程); citizen; dust; forecast(预报, 预告); strength(力量, 力气); cycle; mask; atmosphere; carbon dioxide; chemical(化学药品); environment(环境); garbage; melt; pollution(污染); recycle; coastal; concerned(关心的; 担心的); evidence; major(主要的; 多数的); urgent; pollute(污染); complain; nutshell; scary(恐怖的, 吓人的); absolutely; protection(保护) 短语 cut down; be caught in(被困住); one after another; have a bad effect on(对......有坏影响); take in; give out; in a nutshell; look through(浏览); as a result of(作为......的结果); dig up; wake up to; go to work 句型 　　1. They are often so thick that you cannot see the sun. 如此......以至于......(结果状语从句)

　　2. There was nothing to be done (不定式作后置定语)

　　3. Sandstorms in China appear to have increased in recent years as a result of "desertification". 看起来好像加剧了(连系动词appear的用法)

　　4. I can't help but feel very concerned. 不由得感到......(but+infinitive)

　　5. I couldn't agree with you more. 非常同意你所说的话。(否定词与比较级连用表示肯定的意义) 教学难点 　　1. Talk about the environment, especially sandstorms.

　　2. Infinitive and but+infinitive

　　3. Learn to express strong opinions in a negative way.

　　4. Design a poster that encourages people to look after the environment. 语法 　　1. The different types of infinitive:

　　do, to do, to be doing, to have done, to have been done

　　2. Expressions with but+infinitive

　　I can't(help)but agree.

　　We do nothing but talk about it. 功能 　　1. I couldn't agree with you more.

　　2. I think you're absolutely right.

　　3. It's extremely serious.

　　4. I have no idea.

　　5. It couldn't be worse.

　　6. It's absolutely hopeless. 课时安排 　　Periods needed: Six

　　Period 1 Introduction

　　Period 2 Reading and Vocabulary

　　Period 3 Grammar 1; Grammar 2; Pronunciation and Function

　　Period 4 Listening and Vocabulary; Speaking

　　Period 5 Writing; Everyday English

　　Period 6 Cultural Corner; Task; Module File 　　Period 1　Introduction

　　整体设计

　　教材分析

在本节课中学生将会学到一些关于天气的词汇, 重点是用来描述沙尘暴的词汇。教材设计了三个活动来逐渐熟悉本模块的话题, 学生可以通过教材设计的三个活动来加深对本单元话题的理解, 并能流利地表达沙尘暴发生时的场景。活动一可以设计成看图说话, 教师