Extensive reading

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1、ExtensivereadingWhatisthesubstanceweputonthesoilwhichmakescropsgrow?Itisfertilizer.Howmanykindsoffertilizersdofarmersuse?Therearetwokinds.Theyarechemicalfertilizersandnaturalones.Whatkindoffertilizersarepopulartoday?Chemicalfertilizers.Whyarechemicalfertilizerssopop

2、ularinfarmingtoday?Becausetheycanstopcropdiseaseandincreaseproduction.Para.11.在过去的半个世纪2.一种阻止庄稼疾病和增加产量的方法3.引起对…的危害4.更危险的是overthepasthalfcenturyawaytostopcropdiseaseandincreaseproductioncausedamageto…evenmoredangerous危害…damagesb./sth.1.Damagethelandbykillingthehelpful

3、bacteriaandpestsaswellastheharmfulones2.Leadtocancerorotherillness.3.Foodgrownwithchemicalfertilizerslookbeautiful,butinsidethereisusuallymorewaterthanvitaminsandminerals.Whatproblemscanbecausedbyusingchemicalfertilizers?Para.2supplyn.a)指“供给;供应”等其反义词为demand(需求)。supp

4、lyanddemand供与求foodsupply食物供应watersupply供水3.foodsupplyb)当“供应品;生活用品;补给品”等,常用复数supplies。medicalsupplies医用品2)用作动词时,指“供给,提供,备办”等,supplysb.(with)sth,supplysth.to/forsb.--Theysuppliedfoodto/forthem.他们供给他食物。--Thelibraryiswellsuppliedwithbooks.图书馆备有充足的书籍。洗掉导致癌症长得太快而营养不足过多的水分

5、而不是维他命和矿物质wash…offleadtocancergrowtoofasttobefullofmuchnutritionmorewaterthanvitaminsandmineralsmore…than…与其说…不如说…Heismoredisappointedthanangry.buildup逐渐积聚;增进，增强Trafficonthisroadisbuildingup.buildupone’sstrengthafteranillness.Whatisorganicfarming?Organicfarmingmeans

6、growingcropswithoutusinganychemicals.Para.3/4ThemethodsandadvantagesMethodsoforganicfarmingAdvantagesofmethods1.Farmersusenaturalwastefromanimals.2.Farmersoftenchangethekindofcropineachfieldeveryfewyears.1.Thismakesthesoilricherinmineralsandsomorefertile.2.Changingt

7、hecropsrenewsthemineralsinthesoilandhelpsitbecomerichandhealthy.MethodsoforganicfarmingAdvantagesofmethods3.Farmersplantcropswithdifferentlevelsofsoil4.Farmerssometimesplantgrassbetweencropsandleaveitintheground.3.Thisusesdifferentlevelsofsoil.4.Thispreventswindor

8、waterfromcarryingawaysoilandactsasanaturalfertilizer4.Whatisthemainreasonforusingorganicfarmingmethods?Themainreasonforusingorganicfarming