仁爱版英语九上导学案U2T2.doc

Unit 2 Saving the EarthTopic2 All these problems are very serious.Section A备课人：Jenny 课时：第1课时 时间：2012.10.8学习目标：1. It says that China has become the worlds largest producer and user of coal.2.As a result 3.But the government is doing something useful to protect the environment.4.Everyone should care for wild animals and plant more trees.5.We should do everything we can to protect the environment.学习过程：一、听1a，找出重点句。二、跟读1a，完成1b。三、独立完成2，组内对答案。四、听3，完成听力练习。1. I have _ to tell you. A. important something B. something important注：形容词修饰不定代词和不定副词要放在不定代词/不定副词之_。2. Everybody _ ready for the match. A. is B. are注：不定代词作主语谓语动词要用_数。3. Everyone is in the hall, _? Everything goes well, _?注：在反义疑问句中，表示人的不定代词作主语时，其反义疑问句的主语通常用_；当句子中的主语是指物的不定代词时，其反义疑问句的主语通常是代词_。总结：不定代词和不定副词有哪些？some: _, _, _, _ 一般用于_句。any: _, _, _, _ 一般用于_句和_句。no: _, _, _, _ 表_意义。every: _, _, _, _ 可用于_学/教后反思：Unit 2 Saving the EarthTopic2 All these problems are very serious.Section B备课人：Jenny 课时：第2课时 时间：2012.10.9学习目标：1. The wind is blowing strongly with lots of sand.2. People have cut down too many trees.3. A lot of rich land has changed into desert.4. And a lot of water can be saved by forests.5. They can also prevent the water from washing the earth away.6. Stop factories from pouring waste water into rivers.学习过程：一、听1a，试着找出重点句。二、跟读1a，完成1b。三、独立完成1c，组内对答案，并根据图片，连词成段。四、2.Group work组内讨论如何防止水土流失。 根据句意及首字母提示完成句子。Trees are very useful to us. They can help us p_ the wind from blowing the earth away and stop the s_ from moving towards the rich land. Trees also s_ water from running away. They can keep a great d_ of water. So we must stop people from c_ down too many trees. Otherwise a lot of rich land will change into d_, l_ only sand. We must get rid of (摆脱) this kind of bad b_.学/教后反思：Unit 2 Saving the EarthTopic2 All these problems are very serious.Section C备课人：Jenny 课时：第3课时 时间：2012.10.10学习目标：1. people have cut down millions of trees.2. the earth is taken away.3.The heat from the sun cant escape so the temperature is rising.4.It causes the level of the oceans to rise 学习过程：一、讨论如今的生活污染。二、将1a的图片连接到最适合的段落。三、找出重难点。分段解决问题。 1.on earth 在地球上2. in many ways在很多方面3. Some things weve done are very good for the earth while some are bad.这里的while表示转折，强调对比，解释为“而”。4. take away拿走5.as a result 引导结果状语从句“作为的结果” 原因在前，结果在后。 Eg. I was late for school, as a result, I was punished. 我上学迟到了，结果我被惩罚了。拓展：as a result of 表示“是什么的结果”引导原因状语从句，相当于“because of”，结果在前，原因在后。 Eg. I dont feel like doing anything as a result of my bad mood. 6. the ozone layer 臭氧层7. carbon dioxide 二氧化碳因为我的坏心情，我什么也不想做。四、找出短文中含有不定的代词或者不定副词的句子。五、根据1a，完成1b。六、写作。教/学后反思：Unit 2 Saving the EarthTopic2 All these problems are very serious.Section D备课人：Jenny 课时：第4课时 时间：2012.10.11学习目标：1.As a result, air pollution has become a serious problem.2.Humans have come to realize the importance of protecting animals.3.Trees can stop the wind from blowing the earth away.学习过程：一、组内讨论以下三个问题。1.How many environmental problems do you know?2.Which one do you think is the most serious?3.What can you do to solve it/ them?二、听录音，完成1a。1.take up 占去，占用（时间或空间）E.g. Doing housework takes up most of my mothers weekend. My little brothers toys took up much space of his bedroom when he was young.2. recycle 回收， 再循环E.g. Many people are thinking about new ideas to recycle the rubbish. Which kind of rubbish can be recycled?3.put the garbage in 三、找同义句。完成1b。四、总结语法点及有用的表达法。Grammar (Indefinite pronoun and adverb不定代词和副词)a. 构成。不定代词、副词是由some, any, no, every与thing, one, body, where 等构成。E.g. something, someone, nowhere, anybody等。b. 用法。1通常情况下,由some, every加后缀构成的不定代词、副词常用于肯定句；由any加后缀构成的不定代词、副词常用于疑问句、否定句中。E.g. You will find your bag somewhere. Can you hear anything? 2. 注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时,something, somebody, someone也可以用于疑问句中。当要表达“任何人；任何事物时,anything, anybody, anyone也可以用于肯定句中。E.g. Would you like something to drink? Anybody can do it except Tom. c. none 和 no one 的区别。no one只能指人，不跟of 短语结构;可以回答 who引导的问句。none既可以指人又可以指物，常跟of 短语结构使用；可以回答how many& how much引导的疑问句。E.g. Who is waiting for you outside? No one/Nobody.E.g. How many stamps do you have now? None.【当堂演练】一、综合填空。anywhere, nobody, everywhere, everything, everyoneIm rubbish. _ likes me, but _ makes me every day. Many people throw me _, this influence the look of our city. I dont like it. I wish people produce as less rubbish as possible, because dealing with me costs too much money and takes up a lot of space. And dont throw me _. Human beings should do _ they can to recycle me.二、根据句意用适当的不定代词或副词填空。1. As we know, _ of us likes pollution.2.Dont spit _ in public.3._ should care for wild animals and plant more trees.4.We should do _ we can to protect the environment.三、单选题。1. Which would you like to drink, tea or coffee? _, thanks. Im not thirsty. A. EitherB. NeitherC. Little D. Few2. The students are doing some cleaning. Some are sweeping the floor, _ are cleaning the desks and chairs. A. otherB. the otherC. another D. others3. My parents are _ doctors. A. bothB. allC. either D. neither 4. There is _ with my computer. I can