Unit3Lifeinthefuture课件
日期：2010-08-28 08:57
whatequipmentsdoyouthinkarenecessary?OxygenprovisionandcleaningmachinemaybenecessaryReadingTaskRisingtoachallengeFirstReadingTheunderseacityissocomfortablethatitisdescribedas______________Theunderseacityhasthefollowingadvantages:A:__________________B:__________________C:__________________D:__________________asilkadventureeasycontactwithlandmorepersonalspacecompletepersonalsecuritynohouseworkworriesSecondReadingOnepersonorfamilyshuttle-submarinesAlwaysreadytotakepeopletothesurface，aspecialsmall，Unit3ThelifeinthefutureDiscussionDoyouthinklivingundertheseaispossible?Whereareyougoingtoliveunderthesea?Intheunderseacities，computerizedmachinetomonitoreachpersonduringthetripGettwiceasmuchpersonalspaceasinflatsonland，yourhousecanfloatinthewaterComputersensorCanfeelthespaceleft;onlywhentherobotcleanertouchesobjectscantheybemovedFamilyusedrobotsFeedyourdetailsintothecomputerhard-drive;answeryourcommandsCometothismeetingSeethevalueofOURunderseahousesSaturationCityhas:，
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