下载 初中英语 牛津 上海版 八年级上第七单元阅读课(A)教学课件

Unit7EnvironmentReadingA

Therearemanyenvironmentalproblems.ATheworldneedsourhelp!

Ourworldisingreatdanger.A1

LucyisshowingBenabookreview.Readthefirstparagraphandtheheadingsinthereview.Thentrytoanswerthesequestions.1.Whatisthenameofthebook?2.Aconsumerbuysandusesthings.Whatdoyouthinkagreenconsumeris?3.Whatdoyouthinkthemaintopicofthebookis?4.Howmanytopicdoesthereviewcover?TheYoungGreenConsumerGuideFourtopicsHowtosaveEarthOnlybuyanduseenvironmentalFriendlythingsWhat’sthemainproblemofourEarth?ThegreenhouseeffectTheactofdestroyingrainforestsBadhabitsABCReadagainandanswer.1.Whatletssunlightinandkeepsmuchofthewarmthfromgettingout?2.Whatismakingthegreenhouseeffectworse?3.Whatwillthegreenhouseeffectcause?4.Whatwillusingthingsonceandthenthrowingthemawaycause?5.Whatdoesthebookaskustobecome?AtmosphereChemicalsintheformofgas.“Greenconsumers〞.Itwillcausethelevelofseastoriseanddrowncitiesandeventhewholecountry.Mountainsofrubbishanditpollutesourseasandlands.Languagepoints1.keepsth/sbfromdoing阻止，防止我们必须设法防止屋顶塌下来.Wemustdosomethingtokeeptherooffromfallingin.我们必须防止他们知道我们的方案．Wemustkeepthemfromgettingtoknowourplan.Lanaugepoints２.causesthtodo致使，引起这些鱼死于什么原因？Whatcausedthefishtodie?causesthtosb你给我们惹麻烦了You’vecausedtroubletous.Lanaugepoints3.inordertodo为了……为了找到儿子，他坚持在废墟中挖了十几个钟．Inordertofindhisson,hekeptdiggingintheashformorethantenhours.A3

1Becauseofpollution,_____.a.notenoughsunlightisreachingEarth_____.b.notenoughheatisleavingEarth2Thegreenhouseeffectcausesthelevelofseasto_____.

arisebfall3Ifwecutdownmoretrees,thegreenhouseeffectwillbe_____.aworsebbetter4Manypeopleusethingsonlyonceandthenthrowthemaway.This

rubbish_____.areducesbcreates

5Thebook’saimistomake_____.ayoungpeopleprotecttheenvironmentmorebmoreyoungpeoplebecomec