仁爱英语九年级上册Unit2 Topic2 导学案

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仁爱英语九年级上册Unit2 Topic2 导学案Section A学习目标:1.谈论森林和水资源的重要性,培养学生的环保意识。

2.继续学习不定代词的用法。

学习重点:不定代词的用法。

学习过程:一、自主学习A.听说准备1. 同学们要学会拼读和识记Section A单词。

2. 听1a录音,勾画出难读的单词或句子。

注意模仿语音语调B自学内容1在文中找到并划出下面的短语1.刮大风2.许多、大量_____3.走在街上_______________________4.刚才__________________________________5.砍伐太多的树木______________6.造成沙尘暴_________________________7.结果_________________________8.大量富饶的土地___________________________9.变成沙漠_______________________ 10.阻止大风刮走泥土_______________ ___ 11.阻止流水冲走泥土_____________ 12.对人类有害_______________________ 13.绿色长城_____________________ 14.灭绝、消失_________________________15.形成________________________二、要点讲评1.As a result, a lot of rich land has changed into desert.译:_______________________________________点拨:change …into…(把…变成…)= turn… into…练习:1)水变成蒸汽。

Water has changed into steam.2)Could you change this article into English. 译___________________2.Trees can also stop the wind from blowing the earth away.They can also prevent the water from washing the earth away.译:_______________________________________点拨:stop sb./sth. (from) doing sth. = prevent sb./sth. (from) doing sth. --- 阻止…做某事(from可以省略)同义词组keep sb./sth. from doing sth. --- 阻止…做某事(from不能省略)练习:We should stop/prevent humans from____ (destroy) the environment.3.Cutting down trees is harmful to human beings, animals and plants.译:________________________________注意:cutting down trees是动名词词短语在句子中作主语,谓语用单数。

Eg.Smoking is bad for our health.5.Although we have built “The Great Green Wall”, we still need to do something to protect the environment. 译_____________________________________________点拨:although 是连词,有“虽然,尽管”和“不过,然而”两层意思,引导让步状语从句,可以和though互换,although 较正式,though更为口语化,使用更普遍些。

注意:although 引导的从句不能与but, however同时连用,但常与yet, still 连用。

练习:虽然他老了,但是他仍然继续努力工作。

Although he was old, he still worked hard. 常见的不定代词用法:somebody, someone, something, somewhere一般情况下用于肯定句anybody, anyone, anything, anywhere一般情况下用于否定句和疑问句none, nobody, nothing, nowhere表否定含义everybody, everyone, everything, everywhere可用于各种句式三、达标测评(A)用someone, something, anything, somewhere, anywhere 填空。

1. Lily, would you like ___________ to drink?2. Cindy is very busy now. She needs _______ to help her.3. Is there _________ wrong with your computer?4. Jim looked for his pencil-box ____________ , but he didn’t find it.5. I stayed at home last week. I didn’t go __________.(B)( )1.We must plant more trees after we _____ every year.A. cut off themB. cut them offC. cut down themD. cut them down( )2.The cleaners must keep the street _____.A. from getting dirtyB. to dirtyC. to get dirtyD. getting dirty( )3.The driver was badly hurt _____ of the traffic accident.A. at a resultB. in the resultC. with the resultD. as a result4.不要到处扔垃圾。

Don’t throw the rubbish _____and _____ .5.森林有利于防止水土流失。

Forests help to keep water _____ _____ the earth away.6.我们应该尽一切努力保护环境。

We should do _____ _____ to protect the environment.7.大量良田变成荒漠。

A lot of rich land has _____ into desert.Unit 2 Topic 2 Section B学习目标:1.学习不定代词和不定副词的用法。

2.进一步了解有关环境污染的一些情况,提高环保意识。

学习重点:不定代词和不定副词的用法。

学习过程:一. 自主学习1.在文中找到并划出下面的短语3.(作为)结果,因此_____ ____4.一些有用的措施_____________5.(我们中)没有人______________6.到处丢垃圾____________________7.当众吐痰_____________________8.踩踏草坪_____________________________9.采摘花朵____________________ 10.关爱野生动物_________________11.多种树_________________________ 12.发出很大的噪音_____________13.最糟糕的是_______ 15.遵守规章制度___________________ 16.对…来说很难______________________ 17.一开始_18.尽他们最大努力去做某事___________________2.阅读1a,完成下列练习(1)请同学们先阅读书上p121的不定代词的用法,(不定代词:凡不是用来指明代替任何特定名词的代词叫做不定代词。

不定代词代替名词或形容词.在句中可用作主语,宾语,表语和定语。

不定代词包括:all , both, every, each, either, neither, more, little, few, much, many, another, other, some, any , one, no 以及some, something, anything, everything, somebody, someone, anybody, anyone, nothing , nobody, no one, none, everybody, everyone.等。

二、要点讲评1 .It says that China has become the world’s largest producer and user of coal.译_________________________点拨:It says that --- 书上/报纸上…说…(后接宾语从句), that可以省略链接:a.It’s said that--- 据说 b. It’s reported that--- 据报道c.It’s (well) known that ---众所周知d.It’s believed that ---人们相信2. But the government is doing something useful to protect the environment.译______________________点拨:something useful---一些有用的事(不定代词+形容词)练习:没什么有趣的事情______________ 一些重要的事情没什么严重的事3. None of us likes pollution.译:___________________________________________ 点拨:none --- 没有一个,没有一点儿(代词)比较:①none既可指人,也可指物;no one = nobody只能指人,不能指物。

②none后常接of构成none of …短语, 后接a. 不可数名词(谓语用单数)b.复数名词,代词,单数集合名词(谓语用单复数均可)Eg. None of those buses go/goes there.③no one = nobody后不接of 短语。