英語必修四人教版Unit2Workingthelandusinglanguage教案

英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)Period4Chemicalororganicfarming?TeachinggoalsLanguagegoals語言目標(biāo)A要點(diǎn)詞語mineral,reduce,supply,organic,level,whatever,bacteria,referto,yearafteryearB要點(diǎn)句型:Thereare8sentenceswith–ingassubj.orobj.2.Abilitygoals能力目標(biāo)EnableSstomasterthemainideaofthetextandknowthewaysoforganizingarticles.3.Learningabilitygoals學(xué)能目標(biāo)Helpstudentslearnhowtoenlargethewordsandknowthewaysofthesametopic.A.Teachingimportantanddifficultpoints1.Howtograspthemainideaofthepassage.2.Howtograspthewordsandphrasesandbeabletousethemofthesametopic.B.TeachingmethodsShowquestions,readfast,findthemainideacarefullyandfinishall1/6英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)thetasks.C.Teachingaids:Arecorderandaprojector.D.Teachingprocedures&ways1.Learningnewrelatedwordsandexpressions.Chemicaladj.化學(xué)的；對(duì)于化學(xué)的Productionn.生產(chǎn)；制造Bacterian.細(xì)菌Pestn.害蟲；害獸；害鳥Nutritionn.營養(yǎng)；滋潤；食品Mineraln.礦物；礦石discoveryn.發(fā)現(xiàn)；覺察Focusn.焦點(diǎn)；中心點(diǎn)vt.集中；聚焦Soiln.土壤Reducevt.減少；減縮Rootn.根；本源skimvt.閱讀；略讀Underlinevt.畫底線標(biāo)出；重申Summaryn.總結(jié)；綱領(lǐng)；綱領(lǐng)Commentn.議論；議論vi.&vt.表達(dá)建議;做出議論2/6英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)buildup漸漸加強(qiáng);成立;開發(fā)leadto致使;造成(結(jié)果)focuson集中(注意力，精力等)于keepfree使免受(影響，損害等)；from/of使不含(有害物)2.Readingandanswering:1.)Whatisthemainideaofthispassage?Thispassagetellsussomethingaboutorganicfarming.Itmeansgrowingcropswithoutchemicalfertilizerswhichdamagethesoil.Theorganicfarmerskeepthesoilrichandhealthyinseveralways.2.)Whyarechemicalfertilizerssopopularinfarmingtoday?Theyareagreatwaytostopcropdiseaseandincreaseproduction.3.)Whatproblemscanbecausedbyusingchemicalfertilizers?Theycandamagethelandbykillinghelpfulbacteriaandpetsandbystayinginthegroundandundergroundwaterforalongtime,Theydamagepeople'shealthbybuildingupintheirbodiesandleadingtocancerorotherillnesses.4.)Whatisorganicfarming?3/6英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)Organicfarmingmeansgrowingcropswithoutusinganychemicals.5.)Whatisthemainreasonforusingorganicfarmingmethods?Themainreasonforusingorganicfarmingmethodsistogrowgoodfoodandtoavoiddamagingtheenvironmentorpeople’shealth.Findandwritedownthemethodsandadvantagesinthepassage.4/6英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)4.Languagepoints:1）Thesechemicalsinthefoodsupplybuildupinpeople’sbodiesovertime.buildup加強(qiáng);成立；開發(fā)Hardworkingconditionsbuildupcharacter.艱辛的工作條件能磨煉人的性格。2）Manyofthesechemicalscanleadtocancerorotherillnesses.leadto:致使；造成Toomuchworkandtoolittlerestoftenleadtoillness.過分的工作和過少的歇息會(huì)惹起疾病。5/6英語必修四人教版Unit2Workingthelandusinglanguage教學(xué)設(shè)計(jì)AllroadsleadtoRome.條條大道通羅馬。）Theyfocusonkeepingtheirsoilrichandfreeofdisease.focuson:集中(注意力，精力等）于Youshouldfocusyourattentiononyourwork.把注意力集中在你的工作上。Olympus:Focusonlife.奧林巴斯：對(duì)準(zhǔn)生活。4）Thisalsokeepstheair,soil,w