Unit2 Saving the earth Topic 1 Section C 课件仁爱科普版九年级上册.pptx

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Unit2 Saving the earth Topic 1 Section C 课件仁爱科普版九年级上册.pptx

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SectionC读写优质课（仁爱科普版）九年级上Unit2SavingtheearthTopic1Pollutionhascausedtoomanyproblems.

Learningobjectives1LeadinPre-reading3While-readingPost-reading5WritingSummary7Assessment2468Homework9

LearningobjectivesAfterlearningthelesson,wecan:010203Learnsomecorewordsandexpressionsofthetext;Getapreliminaryunderstandingofobjectclauses.Writeapassageaboutpollutionandrealizetheharmofthepollution.04Getthemainidea,structureandmoredetailsbyskimming,scanningandintensivereading.1

Lead-inThereareallsortsofenvironmentalproblemsincludingpollution.2

Whatkindofpollutionisit?airpollutionlightpollutionlitterwaterpollutionsoilpollutionnoisepollutionWatchandGuess2

Whereisnoisefrom?buswindcatpianocarloudmusicairportmachinebabyBrainstorm2

noisepollution1.Noiseisasort/kindofpollution.2.Thereareallsorts/kindsofnoise.3.Theymakeusuncomfortableandunpleasant.n.种类；v.把……分类adj.使人不舒服的adj.令人不快的Pre-reading3

?[print][ri:s?ntli]伤害environmental各种各样的disturb?hearing?includingunpleasant不舒服的[def]变聋丧失听力lossAreyouready?Readthewordsorphrasesasquicklyaspossible!Pre-reading3

Ifyouwanttotalkaboutthenoisepollution,whatwillyoumention?Pre-reading3

Fastreading1.Underlinethetopicsentenceofthepassagein1a.2.Giveapropertitletothispassage.Skimming1aandcompletethefollowingtasks.Noiseisalsoakindofpollutionandisharmfultohuman’shealth.NoisePollutionWhile-reading4

Readparagraph3andfillinthereport.Itmakespeople____________________________________.Itcancausepeople_____________________.feeluncomfortableandunpleasanttobecomesickordeafCarefulreadingWhile-reading4

3.Whichphrasehasthesamemeaningas“isharmfulto”?4.Whichsentenceshowsthatmanyteenagers’hearinginAmericaisnotgood?5.WhyisthehearingofmanyyoungAmericansnotgood?Answerthequestions.“doesharmto”.ManyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo