九年级英语Unit2SavingtheEarthTopic1PollutionhascausestoomanyproblemsSectionD1a_4导学案.docx

Unit 2 Saving the Earth教师寄语：We should feel good about ourselves and keep active and positive every day . (我们应该每天保持自信和积极向上的精神。)Class_ Grade9 Group_ Name_课型：巩固 +展示课Title: Unit 2 Saving the Earth (拯救地球)Topic 1：Pollution has caused too many problems.(污染引起了太多的问题。)Section: D 1a-4 (P3334) 一课时Learning steps (学习过程): （Check before class）（5）(我会做)1回忆本话题所学的短语及词组，英汉互译下面各题：1) cut down_2) in a bad mood _ 反义词组_3)no better than _同义词组_4) 相当多,许多_5)各种各样的_ 6)pour into_7)公开地，当众地_8) do harm to /be harmful to _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) 煤，煤块 ( ) / / _2) 造成，创造 ( ) / / _3) 血 ( ) / / _4) 行星 ( ) / / _5) 高血压 _（Learning target）（1） 1学习新单词及短语：coal, create, blood, high blood pressure, planet; 2. 学习短文，了解各种污染对我们造成的危害；3复习巩固一般过去时和现在完成时态的区别。 1熟记新单词及词组；2学习短文内容，复习巩固一般过去时和现在完成时态的区别。（Self-study）（20）（我最棒）1、跟读P33/1a的短文，画出新单词及词组，然后翻译下面各题。1)许多种污染_ 2)around us_3)be bad for our health_ 4)在许多方面_5)create the air pollution_6)随着人口的增长_7)the development of industry_8)到处是垃圾。_9)破坏土壤_10)导致高血压_11) as well _ 12)做环保者_2、理解短文内容，完成下面的表格。(即P34)PollutionCauseEffectair pollutionburning _，_,and_eyes and _problemssoil pollution_everywhere, use toomany_environment and_ foodnoise pollution_place for a long timemake people _andcause _pressurelight pollution_lightkinds of _, bad for_3、独立完成1b,然后核对。（阅读理解第一句，然后完成第二句）The answers are : 1)_ 2)_ _ 3)_ _（Lets show and improve ）（15）（我参与） 1、【Grammar -】用括号内单词的正确形式填空，然后齐读并小结。 1) I _( go ) there two years ago. 2) There _(be ) lots of flowers and grass. 3)What _(happen) here? 4) I have _(be ) like this since last week. 5) The flowers and grass _(go)!【小结】1)上面五个句子中，属于一般过去时的句子有：_, 属于现在完成时的句子有：_。u 2) 一般过去时：表示过去某个具体的时间发生的动作或某段时间存在的状态，强调过去的情况，与表示过去的时间状语连用， 如：yesterday, last year, in 2010等； 现在完成时：表示过去发生或已经完成的某一动作对现在造成的影响或结果，强调现在的情况；或表示从过去某一时刻延续到现在的动作或状态。常与for , since 引导的状语连用。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翻译，再齐读。 1)Oh, what a _! 译：_ 2)There are several chemical factories _waste water into the stream.译：_ 3)Noise is _to humans health. 译：_ 4)Whats _, the factory makes too much noise 译：_ 5)People who work and live in noisy conditions often _deaf. 译：_ 6)many teenagers in America can hear no _than 65-year-old people do,. 译：_ 7)does great _to peoples hearing. 译：_（Summary ）（4）（我能行）1、本节课我学习_ _ _ _ 四个单词和_等词组。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、根据首字母或汉语提示完成句子。1) The cleaners collect the l_ on the street every day.2) Working too long makes people feel tired and unpleasant _ _(也)3)The government plans to _(创造) more jobs for the young.4)The main purpose of _(工业)is to creat wealth.5) He lost a lot of _(血) in the accident.2、单项选择。( )1) _the development of industry, China is becoming stronger and stronger.A With B Without C In D During ( ) 2) The Chinese _the beautiful life with their hands. A is producing B produced C creates D are creating ( ) 3) What does “Not all the flowers and grass have gone” mean? A All the flowers and grass have died B Some flowers and grass have died C All the flowers and grass have gone D Both flowers and grass have gone ( )4) There are _kinds of pollution on the earth. A quite a little B much C quite a few D a lot ( ) 5) If we work in a _place for a long time, well feel uncomfortable and unpleasant. A. loud B. noisy C. noisily D. sound ( )6)Have you finished your homework? Not _. There are still some exercises to be done.A. alreadyB. yet C. just D. ever ( )7)Though Im 15 years old , I can see _than my grandfather . Because I often watch TV for a long time.A. better B. no better C. longer D. farther ( )8)It _that the bad weather will stay for three days.A. reported B. reports C. is reported D. will reportB.【提高题】根据短文内容，用所给单词的适当形式填空。（A B层次学生做）loud, live, pollution, easy, pollute, wasteLife today is much better. However, there are new problems. One of the biggest ones is pollution. Water_1_has made rivers dirty. It kills fish and 2 our drinking water. Noise pollution m