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时间:2018-12-15
《高中英语 unit2 woking the land usinglanguage学案 新人教版必修4》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、山东省泰安市肥城市第三中学高中英语Unit2Wokingthelandusinglanguage新人教版必修4教学内容Learningaims:知识与能力:tomastersomesentencepatternsofthetextandknowthedifferencesbetweenchemicalfarmingandorganicfarming过程与方法:Furtherunderstandthepassage情感态度价值观:toenjoythepleasureofstudyLearningkeypoints:toknowsomethingaboutchemicalfar
2、mingandorganicfarmingLearningdifficultpoints:toknowsomethingaboutchemicalfarmingandorganicfarming【学案使用说明】1)熟读单词,为课文阅读做好准备。2)25分钟阅读课文,了解大意并完成练习题(自主学习及合作探究的题目)学习指导即时感悟【课前预习】Task1.1)冲洗掉2)集中(注意力、精力)于3)每隔几年4)对…造成伤害5)逐步增强,建立6)导致;造成(后果);通往7)另外,而且8)转向9)使—免受影响、伤害等10)减少疾病11)化肥12)阻止土壤流失13)增加产量14)富含营养
3、15)进入农作物内部16)有用的细菌和害虫17)有机农作物18)避免做某事Task2:1.regret(vt./n.遗憾.惋惜(adj.后悔的.遗憾(adv.后悔地)2.chemical(adj.化学的n.化学药品)(n.化学家、药剂师)(n.化学)3.production(n.生产、制造(v.生产、制造(n.产品、产物)4.nutrition(n.营养)-(adj.有营养的)5..summary(n.总结、摘要)(vt.总结、概括)6.discovery(n.发现、发觉)-(vt.发现)【自主合作探究】ⅠTask1:(一)Matchthemainideaofeachpar
4、agraph.para1:Severalproblemscausedbyusingchemicalfertilizers.para2:Somemethodstokeepthesoilfertile.para3:Anewdiscoveryofscientists.para4:Theadvantagesofusingorganicfarming.(二)Answerthefollowingquestions:1.Whyarechemicalfertilizerssopopularinfarmingtoday?____________________________________
5、____________________2.Readparagraph2andfindouttheproblemscausedbyusingchemicalfertilizers.Myquestionsinthisclass___________________________________________3.Readparagraph3-4andanswer:Whataretheadvantagesoforganicfarming?_____________________________________________________ⅡTask21.focusvt.&
6、vi.集中(注意力);聚焦n.[c,u]焦点;中心点focuson集中于1).Focusyourcamera.把照相机的焦距调准。2).Herbeautymakesherthefocusofattention._____________________________(短语)___________________________________集中(注意力/心思/精力)于3).Alleyes______________(集中于)her.2.buildup逐渐建立;逐渐增强体质;积累;开发1).Youneedmoreproteintobuildyouup.你需要增加蛋白质以增
7、强体质。2).Heisnowtryingto__________________他正在努力逐步赢得好的声誉。【当堂达标】Inthepast,farmerswelcomed__________fertilizerstostopcropdiseaseandincrease____________.However,Recently,scientistshavebeenfindingthatmany_________canbecausedbythem.First,theydamagethelandbykillingtheh
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