高中英语《unit2 using language language points》教案 新人教版必修4

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1、Unit2usinglanguage----languagepoints教材分析（analysisofteachingmaterial）:Thispassageisaaboutorganicfarming.Nowadays,thechemicalfertilizersarepopularamongfarming.Itdamagestheland,isbadforenvironmentandpeople’shealth.Somefarmersandcustomersprefertheorganicfarming.Studentscanlearnsomethingaboutitfromt

2、hispassage.学情分析（analysisofthestudents）:Thispassageislittledifficultforourstudents.Therearesomedifficultsentencesforthem.Teacherscanhelpstudentstoreadthemandtrytotranslatethem.Meanwhile,ourstudentscanlearnsomethingnewaboutfarming.Chemicalfertilizerscausemanyproblems,soorganicfarmingarepopularamo

3、ngfarming.教学目标(Teachingaims)知识目标(Knowledgeaims):cantranslatethesentences;learnthelanguagepointsandcanfinishtheexerciseonthebook.能力目标(Abilityaims):canretellthepassageandcansaysomethingaboutorganicfarming.Canusethewordsandexpressiontoexpresstheirideas.情感目标（Emotionalaims）:risestudents’interestabou

4、tEnglishandcanexpresstheirideasfreely.教学重点和难点（teachingimportantpointsanddifficultpoints）#Teachingimportantpoints:alllanguagepoints.Newwordsandexpressions#Teachingdifficultpoints:Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoil,makingitreadyforcropssuchaswheatorcornthatneedrichandfer

5、tilesoil.本句中，makingitreadyforcropssuchaswheatorcornthatneedrichandfertilesoil表示“像豌豆或大豆这样的农作物将重要的矿物质带回土壤”的结果，即动词-ing形式表结果。教学过程(Teachingprocedures)Step1review1)Readthewordsandexpressionstogether.2)Retellthestoryonpage14.Step2languagepoints1.Thesechemicalsinthefoodsupplybuildupinpeople’sbodiesover

6、time.1）supplyn供给，供应反义词：demandsupplyanddemand供与求beinshortsupply供应不足，供应缺乏foodsupply食物供应watersupply供水供应品，生活用品，补给品用复数形式supplieshouseholdsupplies家庭用品medicalsupplies医用品2）buildup逐渐增强，开发，建立buildupone’sbody增强体质1.Manyofthesechemicalscanleadtocancerorotherillnesses.leadto导致，造成（后果），通向eg:Eatingtoomuchsugarl

7、eadstorottenteeth.resultin导致，致使resultfrom由……造成，因……产生2.Inaddition,fruit,vegetablesandotherfoodgrownwithchemicalfertilizersusuallygrowtoofasttobefullofmuchnutrition.1)inaddition另外，加之eg:Inaddition(tothenamesonthelist)therearesixother