文本内容:
2019-2020年高中英语《Unit2WorkingthelandUsinglanguage》导学案新人教版必修4LearningGoals:
1.developthestudents’skillsofsummarizing.
2.helpthestudentsrealizetheimportanceoforganicfarming.Previewing预习Fillintheblankswithaproperwordfromthepassageonpage
14.
1.Somecancausedisease.Peopleusuallytakesomemedicinetohelpthemtorecover.
2.Ifsomeonemakesaheorsheisthefirstpersontofindorbeeawareofsomethingthatnooneknewaboutbefore.
3.Storesofgrainarefrequentlyattackedbyespeciallyrats.
4.Ifyouarecarefulinyourexamyoucanmistakesyouwillmake.
5.Plantswillgrowbetterinrichandloose.ResearchinginClass课堂探究Step1Leadingin
1.Whatisthesubstancemostfarmersputonthesoiltomakecropsgrow____________________________________________________
2.Howmanykindsoffertilizersdofarmersuse___________________________________________________Step2ListeningReadingThinking1.SkimeachparagraphagainandfindthemainideaParagraph:Long-termuseofchemicalfertilizerscancausedamagetothelandandpeople’shealth.Paragraph:Farmersandcustomersturntoorganicfarming.Paragraph:OthermethodstokeepthesoilfertileParagraph:Problemscausedbychemicalfertilizers.2.Whatis“organicfarming”nomorethan12words____________________________________________________3.Filltheblank:Thefertilizerthatorganicfarmerspreferis.4.Choosethebestanswer.
(1)WhichisnotthereasonwhyorganicfarmersprefernaturalwastefromanimalsA.Itcankeepthefoodfreefromchemicals.B.Itcankeeptheairsoilandwaterfreefromchemicals.C.Itcankillharmfulpests.D.Itcanmakethesoilricherinmineral.
(2)WhatistheadvantageofusingchemicalfertilizersA.Leavingchemicalsinthegroundforalongtimeisgoodforwatersupply.B.Theycangetthesoilexhausted.C.Theycankillhelpfulbacteria.D.Theycankillharmfulpest.5.Whatdoestheword“it”Line3Para4probablyreferto?(nomorethan2words)_____________________________________________________6.Skimthepassageagainandfindthemainidea.cancausemanyproblemssoisbeingmorepopular.Step3DiscussingIfyouwanttoplantsomecropswhatkindoffertilizerwillyouuseWhyGrownincleanair;freeofpollution;richinnutrition;dogoodtopeople’shealthandtheenvironment;foodtastesbetter_____________________________________________________Step4PresentingPresenttheresultsofthediscussionandanswerstothequestions.Step5Teacher’sevaluationStep6Testing
1.Filltheblankswithproperwords.Inrecentyearsscientistshavediscoveredthatusing1fertilizersforalongtimecan2thelandandalsopeople’shealth.Thereareseveralproblems3bychemicalfertilizers.Theyhurtthehealthoftheland4inthewaterforalongtimeand5people’sbodies6theirfood.7farmingisbeingmorepopular8somefarmersandmanycustomersafterthesediscoveriescameout.Organicfarmingdoesnotuseany
9.Therearemanyorganicfarmingmethods10makingthelandhealthyandproductive.Allofthesemethodstrytoproducegoodfoodandtokeeptheenvironmentandpeoplehealthy.
2.Translation.
1.然而,最近科学家发现长期使用这些肥料会造成土地受损,甚至更危险的是,会对人们的健康造成危害
2.他们通常每隔几年换种农作物,比如在种玉米或小麦后的一年种豌豆或大豆
3.像豌豆、大豆一类的农作物将重要的矿物质带回土壤,使之适宜于种植那些要求土壤肥沃的农作物,例如小麦或玉米。