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高一英语Unit19Reading人教版.ppt

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Unit19Reading1Itshowsthousandsofchickenssitinsmallcagesinsidealargebuilding.Itshowstwobagsofchemicalfertilizer.Itshowsafarmerworkingonthelandwithabuffalo(水牛).Thebuffalopullstheploughtoworktheland.Itshowsdry,poorland.Theearthissodrythatnothingcangrowthere.Inthepast,farmersgrowcropsinthetraditionalway.Usingcattletoploughthefield,farmersworkmostofthedayallyeararound,buttheycouldnotproduceenoughfoodforthewholepopulation.Atpresent,theyusemoderntechniquessuchaschemicalfertilizers,greenhousesandsoonintheirfieldstoimproveagriculturalproduction.Greatchangeshavetakenplaceinagriculture.Whatwillyouthinkofwhenyouseetheword“agriculture”?agricultureMatchthewordswiththemeanings:Fastreading1.HowmuchdoesarablelandtakeupinChina?2.Howmanywaysarementionedtomakethelandproducemoreinpara.2?Whatarethey?3.Whatdoesnewtechniquesmean?4.Howmanyunusualwaysarementionedtodealwiththeshortageofarableland?Intensivereading(TrueorFalse)Post-ReadingModernagriculturehasdevelopedthroughperiodsaccordingtothetext.Whatwasmainlydevelopedineachperiod?ConsolidationListentothetapeandfillintheblankswithproperwordsaccordingtothepassage.SummaryDiscussionHowcanwedevelopmodernagriculturetomeetthechangeofpeople'seatinghabitswithoutdestroyingordamagingtheenvironment?