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1、Unit2SavingtheEarthTopic1Pollutioncausestoomanyproblems.SectionC课件1Lookatthefollowingpictures,discusswhatisharmfultoourhearing?WhatpollutiontheycausePlayingloudnoisemusicatmidnightBurningwood,gas,oilandcoalTalkingloudlyafterclassNoisepollutionAirpollutionNoisepollutionCanyougivesomee
2、xamplesofnoisepollution?Listento1a,answerthefollowingquestions.Doesthewriterthinknoiseisakindofpollution?Yes,hedoes.Intoday’sworld,almosteveryoneknowsairpollution____________people’shealth.However,_______peopleknownoiseisalso___________pollutionandisharmfultohuman’s_____.akindofhealt
3、hParagraph1NotallisharmfultoPeoplewhoworkandliveinnoisyconditionsprintthenewspapersandbookteenagersinAmericahearnobetterthan65-year-oldpeople,alwayslistentoloudmusic.Whatkindofpeoplemaygodeafeasily?Paragraph2Nowadays,manycountriesaretryingtosolveallsortsofenvironmentalproblems,includ
4、ingnoisepollutionParagraph31.beharmfulto=doharmtoharmv.&n.危害，伤害，损害dogreatharmto…对……有着极大的损害2.notall…表示部分否定,意为“不是所有的……”。not与all,every以及every的派生词连用时表示部分否定。e.g.Noteverybodyknowsit.而neither,none,nothing,nobody等用来表示全部否定。e.g.Noneofmyfriendslikesrunning.3.godeaf变聋go主要指某人的肉体上或精神上由强到弱的变化。e.g.H
5、ewentbald(deaf,insane,etc).他变秃了(变聋了,发疯了,等)。有时也指事物由强到弱(或由好变坏)。e.g.Theradiohasgonewrong.收音机出毛病了。Themeathasgoneoff(gonebad).肉变味了(变坏了)。比较：come多用于“好”的变化：Herwishcametrue.她的愿望实现了。Everythingcameright.一切顺利。go一般不与old,tired,ill等连用,遇此情况要用其他连系动词。e.g.become/grow/getold变老fall/becomeill(sick)生病get/f
6、eeltired累了4.quiteafew/bit/lot许多,大量e.g.Quiteafewpeoplelikeswimming.很多人喜欢游泳。IttakesquiteabitoftimetogetfromLondontoGlasgow.从伦敦到格拉斯哥要花很多时间。5.nobetterthan几乎等于（和什么什么一样不好）e.g.Thepathwasnobetterthanasheeptrack.那条小路简直就是条羊肠小道。Heisnobetterthanmeinmaths.他的数学和我的一样差。6.notonly…butalso“不但……而且……”连接两
7、个对称的并列成分。e.g.NotonlyMr.LinbutalsohissonjoinedthePartytwoyearsago.(连接两个主语)Inotonlyplaytennisbutalsopracticeshooting.(连接两个谓语动词)Heplaysnotonlythepianobutalsotheviolin.(连接两个宾语)TheyspeakEnglishnotonlyinclassbutalsointhedormitory.(连接两个地点状语)7.disturbvt.妨碍,打扰e.g. I'msorrytodisturbyousoearly.
8、对不起,我这么早打扰你8
