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1、Unit2SavingtheEarthTopic1SectionC教案教学目标1.知识和能力目标Wordsandphrases:deaf,print,recently,sentence,meaning,hearing,loss,disturb,uncomfortable,unpleasant,sort,environmental,including,ontogodeaf,doharmto/beharmfulto,loseone’shearing/havehearingloss,innoisycondition/toomuchnoise,nobetterthannoto
2、nly…butalso…,causesb.todosth.,allsortsofenvironmentalproblems,includingnoiseproblemsSentences:(1)…noiseisalsoakindofpollutionandisharmfultohumans’health.(2)Peoplewhoworkandliveinnoisyconditionsgodeafeasily.(3)…manyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo…Grammar:Simplepa
3、st,presentperfect.2.过程与方法学生通过阅读1a，了解噪音污染是如何产生的，是怎样影响人们健康的。1b则训练学生通过语境，推断词义，选出与该词匹配的英文解释。1c先让学生找出主旨句，再通过找出细节来论证段落的中心思想，以及通过语境判断重点词汇和句子的意思。3.情感态度与价值观通过了解噪音污染，让学生进一步了解各种污染的现状。引导学生关注环境问题，关注各种污染，树立正确的环保意识。教学重点1.Somenewwordsandusefulphrases;thepresentperfecttense2.Thepresentperfecttense教学过程St
4、ep1Review1.GooverthephrasesinAandB.2.ShowsomepicturesaboutpollutionandlettheSsspeakouttheeffectsofdifferentsortsofpollution.Step2Presentation1.PlaysomeloudrockmusicandlettheSsdiscusstheirfeelings.T:Nowlet’slistentosomemusic.Thentalkaboutyourfeelings.T:Whatdoyouthinkofthemusic?Ss:Idon’tl
5、ikeit./Ithinkit’scool.T:IfIplayrockmusicveryloudatmidnight,willyouenjoyit?Ss:No./Terrible.T:Why?Ss:Becauseitmakeslotsofnoise.Wecan’tsleepatall.2.GuidetheSstodiscussthethingsthatcanmakenoiseandwritethemdown.T:Excellent.Itnotonlydisturbsothersbutalsodoesgreatharmtopeople’shearing.Nowdiscu
6、sswithyourgroupmembersaboutthethingsthatcanmakenoise.Writethemdowninyourbooks.…T:Whatelsecanmakenoise?S1:Thecarsandbuses.S2:Thepetsathome.S3:Thelittlekids.S4:MachinesStep3ConsolidationRead1aandcompletethefollowingtasks.1.Underlinethetopicsentenceofthepassagein1a2.Giveapropertitletothisp
7、assage3.Howdoesnoiseharmpeople’shealth?4.Answerthequestions1)Whichphrasehasthesamemeaningas“isharmfulto”?2)Whichsentenceshowsthatmanyteenagers’hearinginAmericaisnotgood?3)WhyisthehearingofmanyyoungAmericansnotgood?Step4ProjectWriteashortreportaboutakindofpollutionbasedon2and3.T
