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1、Unit 2 Saving the Earth教师寄语：The best way to predict the future is to create it .(预测未来的最好方式就是创造未来。)Class_ Grade9 Group_ Name_课型：复习+巩固课Title: Unit 2 Saving the Earth (拯救地球)Topic 2：All these problems are very serious. ( 所有这些问题都非常严重。)Section: D 1a-4 (P4142) 一课时Learning steps (学习过程): （Check before class）
2、（5）(我会做)1回忆本话题所学的短语及词组，然后英汉互译下面各题并朗读：1) change into_ 同义词组_2)拿走_3)到处 _ 同义词组_4)消灭，灭绝_5)human being _6) as a result_7)吹走_8)refer to _ 9)初期，一开始_10)be short of _2自学新词汇：先汉译英并写出单词的音标及词性，然后熟读。1) 不足，缺少 ( ) / / _2) 防止，避免 ( ) / / _3) 资源，财力 ( ) / / _4) 发现，找到 ( ) / / _5) 再次使用 ( ) / / _6)口渴的，缺水的 ( ) / / _7) 几乎，将近
3、 ( ) / / _8)法律，法令 ( ) / / _（Learning target）（1） 1学习新单词及短语： shortage, avoid, avoid doing sth. resource, discover, reuse, thirsty, nearly, law;2. 学习短文，了解世界上水资源现状，以及人类面对水资源短缺所采取的措施；3复习巩固不定代词和不定副词的用法。 1熟记新单词及词组；2学习短文内容，复习不定代词和不定副词的用法。（Self-study）（20）（我最棒）1、跟读P41/1a的短文，完成下面任务:A、将1a 中的各段排序：_ _ _B、画出新单词及词组
4、，然后翻译下面各题。1)How can we avoid a serious water shortage? 译：_【点拨】avoid v. 防止，避免。 后接名词或动名词。即：avoid sth. /doing sth. 避免某事/去做某事。如：Try to avoid speaking loudly in the classroom. 尽量避免在教室大声喧哗。2)But peoples need for water is increasing day by day . 译：_【点拨】day by day 日复一日， 一天天。 如： The temperature is rising day
5、 by day . 气温正一天天上升。3) While nearly 3/4 of the earth is covered with water, we are still short of drinking water. 译：_【点拨】be cover with 被覆盖 be short of 短缺，缺乏 如：a. The ground is covered with snow. 地面上覆盖着积雪。b. Im short of money this week. Can you lend me some. 我这个星期手头紧。你能借我一些吗？【拓展】 be short for 是的缩写 2、阅
6、读1a完成1b中的问题, 然后核对。 1)Why is our world thirsty when 3/4 of the earth is covered with water? _ 2)What can we do now to avoid the water shortage? _ _ 3)What will be the best way to solve the problem in the future in the passage? _ （Lets show and improve ）（15）（我参与） 1、【Grammar -Indefinite Pronoun and Adv
7、erb】用适当的不定代词和副词填空，然后齐读并小结。1) _of us likes pollution. 2)Dont spit _ in public.3)_should care for wild animals and plant more trees.4) We should to _ we can to protect the environment.【小结】不定代词和副词用法：(牢记教材P121)1）不定代词作主语时，谓语动词一般要用_数形式；2）复合不定代词、副词是由some, any, no, every与thing, one, body, where 等构成。以-one/bo
8、dy 结尾的代词是指_, 以-thing 结尾的代词是指_, 以-where结尾的副词是指_. 其中none 后既可接_又可_.3）不定代词/副词被形容词和动词不定式修饰时，应放在形容词和动词不定式的_面。2、【Functions】回忆本话题所学的常用表达，然后把下面的句子补充完整并齐读。1) _a result, a lot of rich land has changed _ desert.2)Trees can stop the wind from blowing the earth _.3)We shouldnt leave rubbish _.4) All these problem
9、s are very serious , _we must do something now.（Summary ）（4）（我能行）1、记住本节课的所学的知识；2、整理导学案，梳理本节课所学的知识，检查导学案并完成导学案上所有内容,学习组长注意检查督促。（Test in the end ）(5)（我会做）1、单项选择。( )1)The government has done _ for the protection of environment.A. useful something B. useful anything C .something useful D.anything useful
10、( )2) -You look so happy. -They say Im beautiful._has told me like that. A. Somebody B. Anybody C. Everybody D. Nobody( )3)-Hi, Bob! I cant find my history book. Have you seen it _? -Sorry, I havent. Why dont you ask Jim? Perhaps he has seen it. . somewhere B. everywhere C. nowhere D. anywhere( )4)N
11、othing _ difficult if you work hard. A. am B. is C. are D. be( )5) Of all the students , Joes homework is the _.Her teacher is very angry. A.bad B. best C. worse D. worst【提高题】（A B层次学生做）1、完形填空。 When Chinese people find out that someone comes from London ,they often say ,“London is a foggy city ,isnt it ?”British people who visit China often have to say that London is not a foggy city at all .But if London is not foggy ,_1 do so many people in China think it is ?In fact ,London used to be a foggy city ,2_it isnt any more . In London ,some of the pollution came from
