英语必修五第三单元IHAVESEENAMAZINGTHINGS编制人：赵梦华审核人：日期：2012-9-10学习目标：Masterthenewwordsandunderstandthenewtext.预习案课前预习（请同学们自行阅读课文后完成任务）Ⅰ.Readthetextandanswerthesequestions.1.Whatwasinsidethespacestation?__________________________________________________________2.Howcanmessagebeseeninthefuture?__________________________________________________________3.Howisrubbishdealtwithinthefuture?__________________________________________________________4.Whatdoestheirthirdstopshow?__________________________________________________________5.Whynopollutionexistsinthefutureindustry?__________________________________________________________Ⅱ.Readthetextandcompletetheblankswiththephrasesinthetext.1.myfirstvisitwastoaspacestation_____________themostmoderninspace.2.People____________collectwasteindustbins.3.Therubbish___________severalgradesofusefulmaterial,suchas“fertilizer”forthefieldsand“soil”fordeserts.4.I___________themovingmodelofthewastemachineabsorbedbyitsefficiency.5.Manufacturingnolonger_________ontheearthbutonspacestationslikethisone.重难点探究（分析课文重点句子及单词，并完成相应的习题）1.Whenwewantedthehoveringcarriagetospeedup,wepressedhardonthedrivingpedalandbentoverinthedirectionwewantedtogo.当我们想让气垫车加速时，我们就用力压下操纵杆并使它弯向我们想去的方向。Speedup加速Thetrainsoonspeededup.火车不久就加速了。拓展：ataspeedof…以……的速度athigh/lowspeed以高速/低速pickupspeed逐渐加快速度牛刀小试：Canyouimagineaplaneflying______8,000milesanhour?A.withaspeedB.inaspeedofC.ataspeedofC.byaspeed2.Youplacethemetalbandoveryourhead,clearyourmind,pressthesendingbutton,thinkyourmessageandthenextinstantit’ssent.你把金属带放在头上，整理思绪，按下发送键，集中精神想你要发送的信息，片刻信息就发送出去了。①Icouldn’tanswerforaninstant.我一时答不上来。②Aninstantlatertheexplosionoccurred.一会儿之后，爆炸就发生了。③Ifeltinstantreliefafterthetreatment.医治后我随即就感到舒服很多。探究：instantn.[C]________;片刻adj.立即的；_________。拓展：theinstant(that)…一……就……TheinstantIsawhimIknowhewasangry.我一见到他就知道他生气了。牛刀小试：完成句子（1）Ittookonly_________(刹那间)forhimtoreact.（2）______________(一……就……)hecamein,Irecognizedhim.3.However,thecompaniesh