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 All these problems are very serious Section D讲学稿（无答案） 仁爱版.doc

unit 2 saving the earth.topic 2 all these problems are very serious section d讲学稿（无答案）模块一：温故知新学习内容阅读理解。（请同学们花8分钟完成）we spend a large part our lives at home and do not often realize that the air may be polluted. pollution inside homes is called “indoor air pollution”. indoor air pollution is usually very low. but a lot of things can increase it.fresh paint is a cause of indoor air pollution, so is the burning of fuels, such as coal and gas. but one of the main causes of indoor air pollution is smoking. smoking cigarettes and tobacco can be very dangerous for health. the poison in the smoke can cause heart problems lung cancer and other lung diseases. if a woman smokes when she is pregnant(怀孕) , her baby will probably be smaller and become ill.smoking is not only harmful for smokers but also for nonsmokers. smoking can cause smokers and nonsmokers health problems, for example, lung cancer.to reduce “indoor air pollution”, make sure your windows are open while painting. you should open windows or use a fan often. and if your parents or friends smoke, ask them to smoke outside. and best of all :never start smoking!( )1. which of the following causes mainly indoor air pollution? a. fresh paint. b. coal and gas c. in heaters. d. smoking.( )2. the underlined word “poison” means _in chinese. a. 空气 b.药物 c. 毒物 d. 物质( )3. which is wrong about smoking, according to the passage? a. smoking can cause lung diseases. b. smoking is bad for pregnant woman. c. cigarette smoke isnt harmful to others d. the writer warns us not to smoke.( )4. how should we make air fresh while painting? a. to refuse to use paint b. never start smoking. c. try opening the windows d. to keep away from painting.( )5. the best title is _. a. poison gas b. indoor pollution c. no smoking d. fresh paint模块二：自主学习 (独立进行） (self-study & self-exploration)学习内容摘 记step 1 词汇学习-请将 p39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）put into _ 占用(时间、空间等) _too much room _ seven twentieths _ 应付；对付；处理_ 同时_ have difficulty/ trouble (in) in doing sth _(其中difficulty, trouble是_名词(可数、不可数)step 3 课文学习1、 理解课文p39-1a，猜测横线部分可能会填什么词？为明天的听力作准备。step 4 句型及词的用法学习-知识点归纳。4.1. this harms the environment and takes up a lot of space.译: 【归纳】： space n. 意为：_, 是_ 名词（可数/不可数？），同义词是：_4.2. at the same time, dealing with the waste costs too much money. 译: 【归纳】：deal with 译为：_, dealing 在句中是动名词作主语, 后面的谓语动词用_（第三人称单数/复数）4.3. 1) how did you deal with the matter? 你是怎么处理这件事的？2）what did you do with the bad boy? 你怎么处理那个坏孩子的？请观察1）和2）句并归纳: deal with 与疑问词_ 连用，do with 与疑问词_ 连用。4.4. the garbage produced every day has become a serious problem around the world. 每天产生的垃圾已经成为了世界范围内的一个严重问题。【归纳】produced every day, 是过去分词短语作后置定语，修饰前面的名词_。【回顾】 译：一个叫康康的男孩：_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30分钟 (cooperation ，exploration &show)研讨内容摘 记step 5 听读（10）1. 听力训练：播放p39-1a的短文，学生听并填空。2. 跟读1a 1-2遍，然后完成1b（在1a处找出意思相同的句子）。3. 跟读p29-2a，2b ，复习不定代词和不定副词的用法。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：核对课本p39-1b，在1a处找出意思相同的句子。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：讨论二：核对课本p39-1b，在1a处找出意思相同的句子。建议：指出答案，并能解释。展示任务二：讨论三，模块二 step 4句型及词的用法学习-知识点归纳（4.4）建议：将本组答案在白板上展示，并解释短文含义。小组内成员互查完成情况并给予等级评定： 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10分钟，认真听讲并记录要点）训练内容摘 记温故知新的阅读理解。教学反思：_模块五：当堂训练（预时20分钟）一、用所给词的适当形式填空。1. the usa is one of the worlds largest beef _ ( produce ).2. _ ( recycle ) is important to help protect our environment.3. the real _ ( important ) of this law is the protection it gives to the female workers.4. john is too lazy. hell be in danger of _ ( lose ) his job if he continues to be like that.5. we should do everything we can _ ( deal ) with these pollution problems.二、单项选择。( ) 1.you cant _ people from saying what they think, but you can change yourself. a. stop b. prevent c. keep d. a, b, or c( ) 2. although our monitor has studied hard at russian for nearly ten months, he still has difficulty _ the language. a. speak b. speaking c. to speak d. spoken( ) 3. they know nothing about harry potter because _ them has seen it. a. no one of b. all of c. none of d. none( ) 4. they were playing games _ i was doing my homework in the classroom.a. since b. while c. after d. before( ) 5.-how many students are there in the classroom? - _. i dont know where they have gone. a. no one. b. none c. nobody d. nothing( ) 6. _ i live near the sea, i am not a good swimmer. a. but b. although c. if d. so( ) 7. is there _ in todays newspaper? no, theres _.a. anything special; something unusual b. anything special; nothing unusual c. special anything; nothing unusual d. special anything; unusual nothing( ) 8. its very important to save water. i agree with you. i hope _ can realize that.a. nobody b. somebody c. anybody d. everybody( ) 9. hi, bob! i cant find my history book. have you seen it _? -sorry, i havent. why not ask jim? perhaps hes seen ita. somewhere b. everywhere c. anywhere d. here and there( ) 10. since 2000, nanchang has become a new city. everything _.a. is changed b. was changed c. has changed d. had changed( ) 11. the trees _ well if we _ them.a. wont grow; dont take good care of b. dont grow; dont take good care of c. dont grow; wont take good care of d. wont grow; wont take good care of( ) 12. we _ many deserts _ green land so far.a. changed; into b. have changed; into c. are cha