Unit2Topic1SectionC4

Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.SectionC,Speakoutthenamesofthepollution.,airpollution,lightpollution,litter,waterpollution,soilpollution,noisepollution,noisepollution,Noiseisasort/kindofpollution.,Thereareallsorts/kindsofnoises.,Theymakeusuncomfortableandunpleasant.,n.种类；v.把分类,adj.使人不舒服的,adj.令人不快的,Letswritedownthethingsthatcanmakenoises.,piano,bus,cat,wind,Underlinethetopicsentenceofthepassagein1a.,Giveapropertitletothispassage.,Trytofindoutthetopicsentencetounderstandthecontentofaparagraph.,Read1aandcompletethefollowingtasks.,Task1,Noiseisalsoakindofpollutionandisharmfultohumanshealth.,NoisePollution,Howdoesnoiseharmpeopleshealth?,Task2,a.Peopleoften_.b.Peopleoftenfeel_and_.c.Peoplemaybecome_or_.d.Yourpoint:_.,godeaf,uncomfortable,sick,unpleasant,deaf,3.Whichphrasehasthesamemeaningas“isharmfulto”?4.WhichsentenceshowsthatmanyteenagershearinginAmericaisnotgood?5.WhyisthehearingofmanyyoungAmericansnotgood?,Task3,Answerthequestions.,“doharmto”.,ManyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo.,Becausetheyalwayslistentoloudpopmusic.,1.produceA.tohurtsomeone2.deafB.atypeorakind3.printC.notbeabletohear4.harmD.togrowormakesomething5.sortE.toputwordsorpicturesontopaperusingamachine,Task4,1bRead1aandmatchthewordswiththeirmeanings.,1aReadandunderstand.,ReadthepassageKeypoints,a.Notallpeopleknownoiseisalsoakindofpollution._know(s)noiseisakindofpollution_.b.ManyteenagersinAmericacanhearnobetterthan65-year-oldpeopledo.InAmerica,manyteenagershearingis_65-year-oldpeoples.,Task5,Changethefollowingsentencesintotheonesthathavethesamemeanings.,Noteveryone,/somepeople,aswell,as,weakas,WHY?,Becausetheyalwayslistentoloudpopmusic.,Peoplewhoworkandliveinnoisyconditionsoftengodeaf.,在嘈杂的环境中工作和生活的人容易变聋。,Difficultsentences,定语从句,e.g.Beethovenwasdeaf.,godeaf变聋,e.g.He_becauseofthetrafficaccident.,wentdeaf,deafadj.聋的,manyoftheworkerswhoprintnewspapersandbookslosetheirhearing.,很多印刷报纸和书籍的工人丧失听力。,Difficultsentences,定语从句,e.g.Look!Themanisprintingsomething.,loseoneshearing丧失听力,aprinter,hearingn.听力，听觉,printv.印刷,2Completethefollowingpassagewiththecorrectformofeachword.,Noiseisakindof_(pollute).Carsandmachinesproducetoomuchnoise.Itmakespeoplefeel_(comfortable)and_(pleasant).Italsodoesgreat_(harm)topeoples_(hear).Noiseisvery_(harm)tohumans_(healthy).,pollution,uncomfortable,unpleasant,harm,hearing,harmful,health,Hasnoisepollutioncausedyouanyproblems?Ifyes,shareyourfeelingswithyourclassmates.,Whataboutotherkindsofpollution?,3Chooseonekindofpollutionanddiscussitingroups.Thefollowingquestionsmayhelpyou.1.Whatispollution?2.Whatmakesthepollution?3.Whatproblemsdoesitcause?4.Inwhatwayisitharmfultopeopleslife?5.Whathasbeendonetosolvetheseproblems?,4Writeashortreportaboutakindofpollutionbasedon2and3.Thetopicsentenceofeachparagraphisgivenbelow.,pollutionispollutionisharmfultopeopleshealthThegovernmenthastriedmanywaystosolvetheproblem,Onepossibleversion:,Airpollutionisbecomingmoreandmoreseriousintodaysworld.Somechemicalfactoriesproduceterriblegasandmaketheairbad.Busesandcarsalsoproducewastegas.Inourdailylife,burninggas,oilandcoalalsocreatesairpollution.Theairpollutionmaycausealotofproblems.Itisharmfultopeopleshealth.Itcancausebreathingproblems,soreeyesandevencancer.Itcanalsoharmtheplants,andthefarmerswillgetlessharvest.Luckily,thegovernmenthastriedmanywaystosolvetheproblem,suchasmakinglawstopreventthefactoryfrompollutingtheair.,Exercises,单项选择()1.Thelittlegirlwasborn_,andshecanthearanything.Oh,Imsorrytohearthat.A.lazyB.blindC.deafD.lovely()2.Whathappened?Thereisagirl_onthestreet.Shecouldntfindhermother.A.cryB.cryingC.tocryD.cries()3.The_boytriedtoclimbupthetree,buthefailed.A.5-year-oldB.5-years-oldC.5yearoldD.5yearsold,C,B,A,Exercises,用所给单词的正确形式填空。1.Theyaredoingtheirhomeworkcarefully.Youdbetternot_(disturb)them.2.Itisknownthatsmokingdoesgreat_(harm)tous.3.Theyhadall_(sort)ofjuicetodrinkatthepartylastnight.4.Ourgovernmenthassolvedsome_(environment)p