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1、2019-2020年高二英语Unit20NewFrontiers全单元教案北师大版选修7TeachingaimsI.wordsandphrases：frontiertelescopeatommicroscopeastronomybacteriaradiumsolarcrewpanelinstituteputesenseimpactethicalradioactivepoloniumseminarlife-sizedscreenhandybiochemistrytheoreticallyrobotdatabasemeanwhile
2、sourceexplorationbarbershopartificialintelligence,lightyear,searchengine,solarsystem,takeover,carryout,dataprocessing,theInternationalSpaceStation,clickinto,intermsof,II.listeninganddiscussionaboutsomethingofscienceIII.toreadthetextandstudythelanguagepointsTeachingti
3、me：TwoperiodsTeachingprocessStep1RevisionStep2newwordslearning1.asksomestudentstoreadthenewwordsfirstandcorrecttheirpronunciation2.playthetapeandhavethemreadafterthetape3.givethemafewminutestoreadthenewwordsfreely,tellthemiftheycan’treadthewords,encoreagethemtoaskthe
4、teacher.Step3Warm-up1.Readunitobjectives,andaskthestudentstotellusthemeanings.2.Exercise1a)letthestudentsreadthewordsandthenmatchthebranchesofsciencewiththepictures.b)todiscussthepictureswiththeclass3.Exercise2a)letthestudentsreadtheKeyWordsandmakesurethattheyreallyu
5、nderstandthemeaningsoftheKeyWords.b)studentsdotheexerciseindividually,andthenchecktheiranswers4.Exercise3a)makesuretheclassknowwhattodo.Thenplaythetapetwice,asksomestudentstosaytheiranswerstotheclass.5.Exercise4a)readthequestionsfirstb)havethestudentsworkinpairsanddi
6、scussthequestionsstep4Reading1.Beforeyoustarta)readtheexercise1andaskthestudentsiftheyknowthephrases’meaning.Andgivethemafewminutestodiscusstheanswersb)checktheiranswersandaskthemtogivereasonsfortheiranswers.2.Readtolearna) askthestudentslookatexercise2,andthenpla
7、ythecassettetwice.b) givethemtenminutestoreadthetextandfillthetable.c) checktheirsanswers3.Languagepointsa) lookinto向...的里面看,窥视;浏览;观察,调查e.g.:Themayorpromisedtolookintowhethertheclashwasdesigned,oritjusthappenedbyaccident.市长答应调查这次冲突是预先计划好的,还是偶然发生的。Helookedthr
8、oughanumberofjournalsbeforehestartedtheresearchproject.他在进行该项研究课题前查阅了许多期刊。b) hundredsof好几百,许许多多c) municatewith通话,通信;［英］（房间等）互
