高中英语 Unit 2 Working the land 3 Section Ⅲ Learning about Language Using Language教案 新人教版版必修4-新人教版高一必修4英语教案VIP专享VIP免费

SectionⅢLearningaboutLanguage&UsingLanguage重点单词写作词汇1.regretn.遗憾；懊悔vt.遗憾；惋惜2.pestn.害虫；害兽；害鸟3.soiln.土壤4.rootn.根；根源5.focusn.焦点；中心点vt.集中；聚焦6.reducevt.减少；减缩7.commentn.评论；议论vi.&vt.表达意见；作出评论8.underlinevt.画底线标出；强调拓展词汇9.confusevt.使迷惑；使为难→confusingadj.令人迷惑的→confusedadj.感到迷惑的→confusionn．迷惑10.chemicaladj.化学的；关于化学的→chemistryn．化学→chemistn．化学家；药剂师11.productionn．生产；制造→producevt.生产；制造→producern．生产者；制片人12.discoveryn．发现；发觉→discovervt.发现；发觉；观察，观测13.summaryn．总结；摘要；概要→summarizevt.总结；概述阅读词汇14.organicadj.有机的；器官的；组织的15.fertilizern.肥料；化肥16.bacterian．(bacterium的复数形式)细菌17.nutritionn.营养；滋养；食物18.mineraln.矿物；矿石19.skimvt.浏览；略读20.industrialadj.工业的；产业的21.soybeann.大豆重点短语1.in__need__of需要2.build__up逐渐增强；建立；开发3.lead__to导致；造成(后果)4.in__addition另外5.focus__on集中(注意力、精力等)于6.keep...free__from/of使……免受(影响、伤害等)；使……不含(有害物)重点句型1.现在完成进行时：Recently,however,scientistshave__been__finding(一直发现)thatlongtermuseofthesefertilizerscancausedamagetothelandand,evenmoredangerous,topeople’shealth.2.现在分词短语作结果状语：Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoil,making__it__ready(使……准备好)forcropssuchaswheatorcornthatneedrichandfertilesoil.3.动名词作表语：Youwanttosellyour“greenfood”，buttheproblemisletting__people__know__about(让人们知道)yourfoodandhowgooditis.FastreadingMatchthemainideaofeachparagraph.Para.1A．Problemscausedbychemicalfertilizers.Para.2B．Farmersandcustomersturntoorganicfarming.Para.3C．Longtermuseofchemicalfertilizerscancausedamagetothelandandpeople’shealth.Para.4D．Othermethodstokeepthesoilfertile.答案：CABDCarefulreadingReadthetextcarefullyandchoosethebestanswer.1．Fromthepassage,wecanseeorganicfarmersarethosewho________．A．growcropswithchemicalfertilizersB．growcropswithnaturalfertilizersC．produceorganicfertilizersD．carefortheenvironment2．Fromthefourthparagraph,weknowthat________．A．it’snotgoodtoplantgrassbetweencropsB．peanutsusethesurfaceofsoilC．peasandsoybeansshouldbegrowntogetherwithcornandwheatD．vegetablesthatputdowndeeprootsareharmfultothesoil3．________sothatthesoilmaynotgetexhausted.A．FarmersgrowthesamecropsyearafteryearB．FarmersusenaturalfertilizersC．FarmerschangecropseverytwoorthreeyearsD．Farmersusechemicalfertilizers4．Howmanywaysdotheorganicfarmershavetokeeptheirsoilfertileandhealthy?A．3.B．4.C．5.D．6.答案：1－4.BBCB①chemical['kemIkl]adj.化学的；关于化学的②organic['ɡænIk]ɔːadj.有机的；器官的；组织的organicfarming有机耕作③fertilizer['ftIlaIz]ɜːən.肥料；化肥④production[pr'dkn]əʌʃn.生产；制造⑤bacteria[bæk'tIrI]əən.(bacterium[bæk'tIrIm]əə的复数形式)细菌⑥pest[pest]n.害虫；害兽；害鸟⑦washoff洗掉⑧buildup逐渐增强；建立；开发⑨leadto导致；造成(后果)⑩nutrition[nju'trIn]ːʃn.营养；滋养；食物nutritious[nju'trIs]ʃəadj.有营养的，营养丰富的⑪mineral['mInrl]əən.矿物；矿石⑫discovery[dI'skvrI]ʌən.发现；发觉⑬focuson(＝concentrateon)集中(注意力、精力等)于focus['fks]əʊən.焦点；中心点vt.集中；聚焦⑭soil[sIl]ɔn.土壤⑮reduce[rI'djus]ːvt.减少；减缩⑯fertile['ftaIl]əːadj.肥沃的；富饶的⑰keep...freefrom/of使……免受(影响、伤害等)；使……不含(有害物)⑱s...