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时间:2019-10-23
《高中英语外研版必修三教师用书Module 5 Great People and Great Inventions of Ancient China》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、Module5 GreatPeopleandGreatInventionsofAncientChina【美文导读】 TheFourGreatInventionsofancientChinaChinaheldtheworld'sleadingpositioninmanyfieldsinthestudyofnature,fromthe1stcenturybeforeChristtothe15thcentury,withthefourgreatinventionshavingthegreatestglobalsignificance(重要性).Papermaking,printing,gunpo
2、wderandthecompass—thefourgreatinventionsofancientChina-aresignificantcontributionsoftheChinesenationtoworldcivilization.Papermaking(造纸)ChineselegendtellsthatthenewinventionofpaperwaspresentedtoTheEmperorintheyear105ADbyCaiLun.Historicalevidence,however,showsthatpaperwasinusetwohundredyearsbeforeth
3、en.Eitherway,theChineseweregreatlyaheadoftherestoftheworld.Thecraft(工艺)ofpapermakingrelieduponanabundance(丰富)ofbamboofibertoproduceafinequalitypaper.InancientChina,thepapermakerusesonlythetraditionalmaterialsandmethodstoproducefineartpaper.Printing(印刷)BiShenginventedmoveabletype(活字)ofprintinginthe
4、year1045AD,threehundredyearsaheadofEurope,whichfurtheredChinesetechnologyanditsroleintheadvancementofhumancivilization.Gunpowder(火药)Imaginetheirenemy'ssurprisewhentheChinesefirstdemonstrated(展示)theirnewestinventionintheeighthcenturyAD.Chinesescientistsdiscoveredthatanexplosivemixturecouldbeproduce
5、dbycombiningsulfur(硫磺),charcoal(木炭),andsaltpeter(硝石).Themilitaryuseswereclear.Newweaponswererapidlydeveloped,includingrocketsandothersthatwerelaunchedfromabambootube.Onceagain,therawmaterialsathand,likebamboo,contributedideasfornewtechnologies.Compass(指南针)BythethirdcenturyAD,Chinesescientistshadst
6、udiedandlearnedmuchaboutmagnetism(磁)innature.Theylearnedto“makemagnets”byheatingpiecesofore(铁矿石)toredhottemperaturesandthencoolingthepiecesinaNorth/Southposition.Themagnetwasthenplacedonapieceofreed(芦笛)andfloatedinabowlofwatermarkedwithdirectionalbearings(方向).Thosefirstnavigational(航海的)compasseswe
7、rewidelyusedonChineseshipsbytheeleventhcenturyAD.【诱思导学】 1.WhatdoyouknowaboutConfucius,MenciusorMozi?2.Whichoftheirteachingsdoyoulikebest?Andwhy?【答案】 1~2 Students'ownanswers.PeriodⅠPreviewing(教师用书独具)●教学目标本课时主要是通过学
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