高考英语精品同步备课课件 英语 外研版（2019）选择性必修四 Unit6 Developing ideas.pptVIP

Shareyourideaswithyourgroupanddecideonafinallist.Prepareashortpresentation.Considerthefollowing:1.thestructureofyourpresentation2.usefulwords,expressionsandstructuresGiveyourpresentationtotheclass.Voteforthethreethingsyourclasswouldmostliketoputonthedisc.Reviewlanguagepoints.Howcanwewriteajournalentryaboutlivinginspace?FinishyourjournalentryandmakesomeimprovementsaccordingtoyourdiscussioninActivity7.THANKSFORWATCHINGNonetheless,theknowledgegainedfromtelescopesisimmense.Thepassagesshowthattherearedifferentwaysofexploringtheuniverseandofgainingknowledge.Haveyoueverusedatelescopeorbeentoaplanetarium?Shareyourexperiencewiththeclass.IfirstsawarealtelescopewhenIvisitedmyuncleatten.Iwasexcitedtolookatthenightskyforthestars,usingmyuncle’stelescope,whoisaspacefans.Atfirst,IsawnothingbecauseIuseditincorrectly.Butitwassomarveloustoseethebreathtakinglybeautifulnightsky,fullofshiningstars.Fromthenon,Ihadgreatinterestinspace.Giveatalkaboutthequote.Themoreweknow,themorewefeelourignorance;themorewefeelhowmuchremainsunknown.HumphryDavyTalkaboutthemeaningofHumphryDavy’squoteandwhetheryouagreewithit.Organiseyourideasbycompletingthenotes.Shareyourideaswiththeclass.Pointofview:Arguments:Supportingexamples:The500-metredishofthe“EyeofHeaven”,asitisknown,isbeingusedinthesearchfordarkmatter,thoughttobecomposedofsubatomicparticlesinvisibletoordinarytelescopes.众所周知,500米口径球面射电望远镜“天眼”是用来寻找暗物质的,暗物质被认为是由普通望远镜看不见的亚原子粒子组成的。◆becomposedof由……组成Everysubstance,nomatterwhatitis,iscomposedofverysmallparticlescalledmolecules.各种物质,不论它是什么,都是由一些被称为分子的很小的粒子构成的。Thehousesinmyhometownwerechieflycomposedofwood.我家乡的房子主要由木头做成。【词汇拓展】compose