仁爱版九年级上册unittopicsectionC学案

Unit2Topic1SectionC学案【学习目标】了解噪音污染，提高环保意识。【预习案】在文中找到并划出下面的短语1.对人们的健康有害2.失聪3.丧失听力4.与⋯..一样差5.听高分贝的音乐6.在公共场合制造噪音7.对人的听力有很大的伤害8.感到不舒服和不愉快9.尽力解决10.所有环境问题【探究案】在文中划出下面的句子并分析1.However,notallpeopleknowthatnoiseisalsoakindofpollutionandisharmfultohuman’shealth.译：_____________________________________________________________________点拨：notall⋯---不是所有的都,(部分否定)练习：NotallpeopleareinterestedinEnglish.译：___________________________________________________总结：not与all,every以及every的派生词连用时表示部分否定。练习：a)NoteverybodylikeswatchingTV.译：______________________________________________________b)Noteverythingyoudidwasright.译：_______________________________________________________拓展：neither,none,nothing,nobody,noone等，则表示全部否定。练习：a)Neitherofthestudentslikesmusic.译：____________________________________________b)Ithinknothingisdifficultforme.译：_____________________________________________点拨：beharmfultosb./sth.---对某人/物有害练习：Readinginthepoorlightisharmfultoeyes.译：________________________________________________2.Recently,itisreportedthatmanyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo,becausetheseyoungpeoplealwayslistentoloudpopmusic.译：_______________________________________________点拨：Itisreportedthat据报道(后接从句)链接：据说__________________点拨：nobetterthan⋯和,（几乎）一样坏/差=almostasbad/badlyas⋯练习：a)HisEnglishisnobetterthanyours.译：______________________________________________________b)LucydidnobetterthanLily(did)intheexam.=Lucydid_______________________Lily(did)intheexam.3.Itnotonlydisturbsothersbutalsodoesgreatharmtopeople’shearing.译：_________________________________点拨：doharmtosb./sth.=beharmfultosb./sth.---对某人/某物有害拓展：harm还可以作动词：harmsb./sth.---伤害某人/某物练习：1)Hiswordsdidharmtohismother.译：________________________________________________2)Litteringaroundharmstheenvironment.译：____________________________________________归纳：___________________________________________________________________________