资源描述：
《模块八Unit3导学案.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、高二英语导学案Unit3TheWorldofColoursandLightWelcometotheunit一、话题背景导读Lightiseverywhereinourworld.Weneedittosee:itcarriesinformationfromtheworldtooureyesandbrains.Toseecolours,theremustbeatleastalittlebitoflight.Whilelightisinfactmadeofallcolours,butthecoloursweseedependonthequantityandcolouroflightbeingthro
2、wnback(reflected)ortakenin(absorbed)byanobject.Inorderforhumanstoseecolour,thereflectedlightgoestosensitiveareainthebackofoureyescalledtheretina(视网膜)whichsendsimpulsestothebrainwhichtheninterpretsthecombinationofimpulsestobethecolourhumanssee.Allofthecolouronaprintedpagecanbeproducedwiththethreepigm
3、ent(色素)primaries,red,blue,andyellow.Therearealsocalledthesubtractiveprimariesbecausetogethertheymakeblack.Combinatedinpairs,theyyieldanothersetofprimaries,theadditive,orlight,primaries.Thesearethewavelengthsoforange-red,blue-violet,andgreenthatcombinetomakewhitelight.Thisishowthecolournonyourcompute
4、rmonitorbehaves.Whenthesecoloursareallcombinedinpairstheyform,red,blue,andyellow.Thatlightismadeupofcolour----that,inaway,colourislight,andenergy.Humanbeingsfeelauniversalattractiontolight.Itisthesourceoflife-givingenergy….Andwherethereislightthereiscolour.Answerthefollowingquestions:1.Whatcanwelear
5、nfromtheabovepassage?________________________________________________________________________2.Whatcoloursareinthe“whitelight”?________________________________________________________________________二、单项填空1.Histheorywasso______thatnooneatthattimecouldunderstand.A.completeB.abstractC.highD.content2.H
6、ehas_______thehabitofsmokingwhilereadingbooks.A.madeB.builtC.finishedD.developed3.Itwasinthehouse_______Picassowasborn_______hisworkswereexhibited.A.that;thatB.where;whereC.that;whereD.where;that4.Heprovedhimselfatruegentlemanandthebeautyofhis_____wasseenatitsbestwhenhe第32页共32页高二英语导学案workedwithother
7、s.A.temperB.appearanceC.talentD.character5.Oneoftheadvantagesoflivingonthetopfloorofahighriseisthatyoucangetagood______.A.sightB.senseC.viewD.look三﹑完成下列句子（每空一词）1.我最迟九点会来。I_____________________________
