广东省河源市中英文实验学校九年级英语上册《Unit 2 Saving the Earth Topic 2 Section A2》讲学稿（无答案） 仁爱版.doc

unit 2 saving the earth topic 2 section a2学习目标与要求：1. 复习污染类型及其危害；2.学习不定代词someone/somebody/something/any/no/every和不定副词somewhere/nowhere/anywhere/ everywhere的用法； 3.进一步了解有关环境污染的一些情况，提高环境保护意识。模块一：温故知新学习内容what kinds of pollution do you know? and what harm can it cause? (你了解哪些污染问题？你知道它会造成什么影响吗？)信息匹配（连线题）。air pollution 水污染 it may cause some kinds of illnesses(病).soil pollution 噪音污染 it destroys（毁坏） the soil（土壤） and causes unhealthy food.water pollution 光线污染 it causes sore（痛） eyes and breathing problems.light pollution 空气污染 it makes our environment(环境) dirty.noise pollution 垃圾 it makes people deaf （耳聋）and causes high blood pressure(高血压).litter 土壤污染 it makes lots of fish die (死)in the river.模块二：自主学习 (独立进行）预时20分钟(self-study & self-exploration)学习内容摘 记step 1 词汇学习-请将p33-34的新单词在抄写本上每个抄写6遍，中文一遍。step 2 短语学习-请同学们在课本上找出下列短语，英汉互译。（要求：短语在课本上划出） the importance of 更差（更糟糕、更倒霉、更坏）_ (even 常用来修饰形容词、副词的比较级，表示程度。类似的词有：much, far，still, a little 等。) 开始，起初_/_【链接】在的开头/开端_ 给提建议_/_【链接】advice 是不可数名词，表示“一则建议”：_step 3 课文学习1.细读对话3遍，争取记忆。step 4 句型及词的用法学习-知识点归纳。4.1. dont spit anywhere in public. 译: 【解析】anywhere 为 （复合不定代词/副词）, 修饰成分in public ，放在anywhere _(前面/后面)4.2. 总结归纳复合不定代词、副词的用法：一般情况下用于肯定句有: 复合不定代词：someone somewhere(副词)一般情况下用于否定句和疑问句：anyone 表否定含义:none 可用于各种句式:everyone 不定代词作主语时谓语动词要用_(单数、复数)；everyone is here, arent they? 大家都在这儿，是吗？ everything goes well, doesnt it?一切都顺利，是吗？在反意疑问句中，表示人的不定代词作主语时，其反意疑问句的主语通常用代词_；当句子中的主语是指物的不定代词时，其反意疑问句主语通常是代词_；小组内成员互查完成情况并给予等级评定： 模块三：交流研讨 (小组交流、合作、展示)预时35分钟 (cooperation ，exploration &show)研讨内容摘 记step 5 听读（10） 1.播放p33-1a的对话，学生跟读1-2遍。 2.听力训练：p34-3 work alone . in the past, people killed animals for their meat and skins. now some kinds of animals are becoming fewer and fewer. and some animals are in danger of dying out completely. now humans have come to realize the importance of protecting animals. what should i do ? 1)听3录音，完成3中a。2)认真理解3中b的句子，再听录音，完成3中b，并核对答案。step 6合作 大组长组织，组员共同探讨下面研讨内容，并形成统一的组内意见；【研讨内容】 讨论一：核对模块二step 2 归纳本课时的重点短语或句型。讨论二：核对模块二 step 3课文学习-朗读训练 讨论三：核对模块二 step 4句型及词的用法学习-知识点归纳。step 7 展示 【大组展示方案】展示任务一：讨论一：模块二step 2 归纳本课时的重点短语或句型。建议：将本组答案在白板上展示，并带读其他同学的学习气氛。课堂评价要素：1、 合理评价组员，全员参与，有序展示；2、 书写规范，工整美观，双色笔运用得当；3、 发音清晰，声音洪亮；4、 面向全体，自然大方，肢体语言运用得当；展示生动活泼，独具特色。模块四：教师精讲（预时7分钟，认真听讲并记录要点）训练内容摘 记1、不定代词及不定副词的主要用法。（作主语时、被形容词修饰时、用于反意疑问句时）；2、we should do everything we can to protect the environment. 此句中动词不定式作目的状语的用法；( ) our teacher did what he could _ us with english. a. help b. helped c. helping d. to help 教学反思：_模块五：当堂训练（预时20分钟） 一能帮助方框中的单词找到家吗？ die out, rude, behavior, importance, in the beginning 1. drawing on the wall is a kind of bad _. dont do it again.2. this kind of disease has completely _ in the country because of the doctors hard work.3. everyone knows the _ of protecting the environment.4. its difficult for us to remember so many new words _, but it will become better.5. you should be polite to the foreigners. dont be _ to them.二 根据首字母提示完成短文。 many years ago, there was a man called john. he l 1 in a small house on a hill. there were some big trees a 2 his house. one day he thought, “ if i cut all these trees down, i can b 3 a new house.” and the next day, he did s 4 . a few days l 5 , a nicer and bigger house was built. but one evening after he built his new house, there came a strong w 6 , which blew his new house over. john didnt know w 7 . he said to h 8 , “befo