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1、Period 2: Reading学习目标：深入理解课文，掌握文中基础知识，培养快速阅读，整体理解能力。 自主学习，探究共赢；掌握对比分析、归纳总结的阅读方法。 了解沙尘暴对环境的影响，唤起人们加强环保意识。学习重点：了解沙尘暴对环境的影响，唤起人们加强环保意识。学习难点：良好阅读习惯和阅读能力的培养语境记忆(背诵语段，记忆单元词汇)In the process of developing economy we have been polluting the environment.Its true that most of us are concerned about the environ
2、mental protection.But its no use complaining about the present urgent situation.In a nutshell，its every citizens duty to work hard to win the campaign of protecting the environment.课前预习使用说明与学法指导：1. 了解背景知识加深对文章的理解2. 15分钟之内完成预习自测：1_difficult_ and the dust makes me ill.呼吸很难，尘土使我感到恶心。2And yet we _ talk
3、about it.但是除了谈论一下之外我们无事可做。3The garbage is then taken away and，_，recycled.然后将垃圾运走；倘若可能的话，予以回收利用。课内探究质疑探究：一、课前预习导学:（一）学习目标：1）充分理解课文大意并回答课本提出的问题；2）搜集关于“沙尘暴”的材料，了解其形成与危害及应对措施。（二）预习内容:预测课文内容，并预读了解大意。二. 课堂学习研讨（一）课文阅读和理解:略读方法： 1. 浏览标题 2. 读首段，抓中心思想。3. 浏览其他段首末句。4. 最后读结尾段。1略读, 找出各段大意(连线)： Para.1 a. the descri
4、ption of sandstormsPara.2 b. the causes of sandstormsPara.3 c. a major disaster inAsiaPara.4 d. the effects of sandstormsPara.5 e. the governments measuresPara.6 f. the forecast and suggestions2查读：回答问题查读方法：1.先看题，明确查询细节的特点2.快速查读，找到关键词 3.停下细读，理清答案What is a sandstorm?_2）What is the cyclist wearing and
5、why?_3）What happens to traffic in sandstorms?_4）What do experts suggest people to do in sandstorms? _3细读： 填空归纳causesdesertification来effectssuggestionsmeasures三、课内训练巩固：（一）听录音，课文缩写填空： Sandstorms have been a major disaster for many Asian countries for centuries. Sandstorms are strong , dry winds. The w
6、ind is sometimes _ _ _move sand dunes. “_ _ _ _ a sandstorm was a terrible experience,” Ren Jianbo said.Desertification is a process that happens because people _ _ trees and _ _grass. Traffic moves very slowly because the thick dust makes it difficult to see . So weather experts _ people _ go out .
7、_ prevent it _nearer , the government is planting trees.（二）两人小组活动：以“沙尘暴”为话题采访Talk about sandstorms in pairs, You can ask the following questions:What is a sandstorm?What are the causes of sandstormsWhat should we do if sandstorms occur?How can we prevent sandstorms?四、课后作业：1写一篇短文，指出沙尘暴的危害，呼吁人们保护环境。要求
8、： 100字左右2找出课文中含不定式的句子 课后训练单项填空1When he went home，he left the work _Aunfinished Bto be unfinishedCunfinishing Dto unfinish2_is no possibility_I can be admitted to Beijing University.AIt；that BIt；where CThere；where DThere；that3Oil prices have risen by 13.58 percent since the start of the year，_a recor
9、d US $ 88.41 a barrel on November 12.Ahave reached BReaching Cto reach Dto be reaching4He went to the station hurriedly，only _that the bus had gone away.Ato tell Bto be told Ctelling Dbeing told5To buy some salt，the careless housewife went downstairs，_the fish _over the gas.Aleft；cooked Bleaving；being cookedCleaving；cooking Dleft；being cooked3