2019-2020年高中英语Unit2WorkingthelandUsinglanguage导学案新人教版必修4(I).doc

《2019-2020年高中英语Unit2WorkingthelandUsinglanguage导学案新人教版必修4(I).doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、2019-2020年高中英语《Unit2WorkingthelandUsinglanguage》导学案新人教版必修4(I)LearningGoals:1.developthestudents’skillsofsummarizing.2.helpthestudentsrealizetheimportanceoforganicfarming.Previewing(预习)Fillintheblankswithaproperwordfromthepassageonpage14.1.Somecancausedisease.Peopleusuallytakesomemedicineto

2、helpthemtorecover.2.Ifsomeonemakesa,heorsheisthefirstpersontofindorbeeawareofsomethingthatnooneknewaboutbefore.3.Storesofgrainarefrequentlyattackedby,especiallyrats.4.Ifyouarecarefulinyourexam,youcanmistakesyouwillmake.5.Plantswillgrowbetterinrichandloose.ResearchinginClass(课堂探究)Step1Leadi

3、ngin1.Whatisthesubstancemostfarmersputonthesoiltomakecropsgrow?____________________________________________________2.Howmanykindsoffertilizersdofarmersuse?___________________________________________________Step2Listening&Reading&Thinking1．SkimeachparagraphagainandfindthemainideaParagraph:L

4、ong-termuseofchemicalfertilizerscancausedamagetothelandandpeople’shealth.Paragraph:Farmersandcustomersturntoorganicfarming.Paragraph:OthermethodstokeepthesoilfertileParagraph:Problemscausedbychemicalfertilizers.2．Whatis“organicfarming”?(nomorethan12words)___________________________________

5、_________________3．Filltheblank:Thefertilizerthatorganicfarmerspreferis.4．Choosethebestanswer.（1）Whichisnotthereasonwhyorganicfarmersprefernaturalwastefromanimals?A.Itcankeepthefoodfreefromchemicals.B.Itcankeeptheair,soilandwaterfreefromchemicals.C.Itcankillharmfulpests.D.Itcanmakethesoilr

6、icherinmineral.（2）Whatistheadvantageofusingchemicalfertilizers?A.Leavingchemicalsinthegroundforalongtimeisgoodforwatersupply.B.Theycangetthesoilexhausted.C.Theycankillhelpfulbacteria.D.Theycankillharmfulpest.5．Whatdoestheword“it”(Line3,Para4)probablyreferto？（nomorethan2words）______________

7、_______________________________________6．Skimthepassageagainandfindthemainidea.cancausemanyproblems,soisbeingmorepopular.Step3DiscussingIfyouwanttoplantsomecrops,whatkindoffertilizerwillyouuse?Why?(Grownincleanair;freeofpollution;richinnutrition;dogoodtopeople