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1、Unit11ScientificachievementⅠ.BriefStatementsBasedontheUnitScienceandtechnologyarepartofproductiveforces.Themodernsocietyhasprovedit.Asweallseenow,scientificachievementshavechangedthewholeworldandmadepeoplebreakawayfromignoranceandbackwardness.Thesocietyhasmadegreatprogress.This
2、unitisarrangedaroundthecentraltopic—scientificachievement.InWarmingup,thereareseveralpicturesaskingstudentstotalkaboutthemostsignificantscientificachievements.TheSpeakingpartintroducesfourdifferentscientistswhowanttogetmoneytocompletetheirprojectswhichareveryhelpfultohumanbeing
3、s.Thereadingmaterial—Zhongguancun,whichiscalledChina’sSiliconValley,isthenewcentreforChinesescienceandtechnology.Bystudyingthisunit,studentsalsoknowthatChinesehistoryisfilledwithgreatachievementsinscienceandtechnology.Inparticular,sincetheyear1995theChinesegovernmentputforwarda
4、planfor“rejuvenatingthenationbyrelyingonscienceandeducation”andthishashelpedChinesescientistsmakemanybreakthroughs.ThisunitpresentsfoursuchresultsinIntegratingSkills.AstoGrammar—WordFormation,teachershouldletstudentsmastersomeknowledgeofformingaword,andknowhowtousestemsandaffix
5、estoformacompound.Ⅱ.TeachingGoals1.Talkaboutscienceandscientificachievement.2.Practiseexpressingintentionsandwishes.3.LearnaboutWordFormation(1).4.Writeapersuasionessay.Ⅲ.BackgroundInformation1.TheInfluenceoftheComputerAbouttenyearsago,thecomputerwasastrangemachine.Notmanypeopl
6、eunderstoodit.Notmanypeoplesaidyestoit.Today,muchofthatischanging.Thefirstcomputersystemwasintroducedforuseinbusinessinthemid-1950s.Sincethen,thenumberofcomputersystemsusedinbusiness,governments,andinstitutions(公共机构)hasgrownrapidly.In1975,about250000systemswereinuseintheUnitedS
7、tates.Thisfigureisgrowingbytensofthousandseveryyear.Theelectroniccomputerisanimportantfactorinourlives.Eachyearweusecomputersmoreandmoretohelpustocollectdataandtoprovideuswithinformation.Atonetime,peoplethoughtcomputerswereonlyusefulforbanks,departmentstores,andgovernments.Butt
8、odaytherapidlyincreasingnumberofcomputersareusedforman
