九年级英语上册 Unit 2 Topic 1 Pollution has causes too many problems Section C课件 （新版）仁爱版.ppt

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 Let swritedownthethingsthatcanmakenoises piano bus cat wind Underlinethetopicsentenceofthepassagein1a Giveapropertitletothispassage Trytofindoutthetopicsentencetounderstandthecontentofaparagraph Read1aandcompletethefollowingtasks Task1 Noiseisalsoakindofpollutionandisharmfultohuman shealth NoisePollution Howdoesnoiseharmpeople shealth Task2 a Peopleoften b Peopleoftenfeel and c Peoplemaybecome or d Yourpoint godeaf uncomfortable sick unpleasant deaf 3 Whichphrasehasthesamemeaningas isharmfulto 4 Whichsentenceshowsthatmanyteenagers hearinginAmericaisnotgood 5 WhyisthehearingofmanyyoungAmericansnotgood Task3 Answerthequestions doharmto ManyteenagersinAmericacanhearnobetterthan65 year oldpeopledo Becausetheyalwayslistentoloudpopmusic 1 produceA tohurtsomeone2 deafB atypeorakind3 printC notbeabletohear4 harmD togrowormakesomething5 sortE toputwordsorpicturesontopaperusingamachine Task4 1bRead1aandmatchthewordswiththeirmeanings a Notallpeopleknownoiseisalsoakindofpollution know s noiseisakindofpollution b ManyteenagersinAmericacanhearnobetterthan65 year oldpeopledo InAmerica manyteenagers hearingis 65 year oldpeople s Task5 Changethefollowingsentencesintotheonesthathavethesamemeanings Noteveryone somepeople aswell as weakas WHY Becausetheyalwayslistentoloudpopmusic 1aReadandunderstand 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 loseone shearing丧失听力 aprinter hearingn 听力 听觉 printv 印刷 2Completethefollowingpassagewiththecorrectformofeachword Noiseisakindof pollute Carsandmachinesproducetoomuchnoise Itmakespeoplefeel comfortable and pleasant Italsodoesgreat harm topeople s hear Noiseisvery harm tohuman s healthy pollution uncomfortable unpleasant harm hearing harmful health Hasnoisepollutioncausedyouanyproblems Ifyes shareyourfeelingswithyourclassmates Whataboutotherkindsofpollution 3Chooseonekindofpollutionanddiscussitingroups Thefollowingquestionsmayhelpyou 1 Whatis pollution 2 Whatmakesthe pollution 3 Whatproblemsdoesitcause 4 Inwhatwayisitharmfultopeople slife 5 Whathasbeendonetosolvetheseproblems 4Writeashortreportaboutakindofpollutionbasedon2and3 Thetopicsentenceofeachparagraphisgivenbelow pollutionis pollutionisharmfultopeople shealth Thegovernmenthastriedmanywaystosolvetheproblem Onepossibleversion Airpollutionisbecomingmoreandmoreseriousintoday sworld Somechemicalfactoriesproduceterriblegasandmaketheairbad Busesandcarsalsoproducewastegas Inourdailylife burninggas oilandcoalalsocreatesairpollution Theairpollutionmaycausealotofproblems Itisharmfultopeople shealth Itcancausebreathingproblems soreeyesandevencancer Itcanalsoharmtheplants andthefarmerswillgetlessharvest Luckily thegovernmenthastriedmanywaystosolvetheproblem suchasmakinglawstopreventthefactoryfrompollutingtheair Exercises 单项选择 1 Thelittlegirlwasborn andshecan thearanything Oh I msorrytohearthat A lazyB blindC deafD lovely 2 Whathappened Thereisagirl onthestreet Shecouldn tfindhermother 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 You dbetternot disturb them 2 Itisknownthatsmokingdoesgreat harm tous 3 Theyhadall sort ofjuicetodrinkatthepartylastnight 4 Ourgovernmenthassolvedsome environment problems 改为同义句 1 Theboyhadhearinglosswhenhewasborn Theboy whenhewasborn 2 SomestudentsgotoschoolonSaturdays studentsgotoschoolonSaturdays disturb harm sorts environmental losthishearing Notall summary Welearn 1 Findoutthetopicsentencetounderstandthecontentofaparagraph 2 Writeapassageaccordingtothetopicsentences Wecan 1 Somewords deaf print hearing loss recently disturb sort uncomfortable unpleasant sentence meaning2 Somephrases godeaf loseone shearing hearingloss nobetterthan doharmto3 Somesentences However notallpeopleknownoiseisalsoakindofpollutionisharmfultohuman shealth Homework1 Read1a 2 WriteareportaccordingtoPart4 3 FinishSectionCinyourworkbook 4 ListGrammarandFunctionsinthistopic 5 PreviewSectionD Thankyou