下学期unit13waterplanet高二英语课件
日期：2010-09-16 09:05
hemustn’t/can’t…Whenadriverseestheroadsign，Unit13LanguageStudyWordstudy&ModalVerbsYanDangMountainWatercanAbilityWhatPropertiesdoeswaterhave?turnsolidwhenfrozendissolvegasesandsolidsgiveoffgaswhenheatedWhatdoeshe/shehopehe/shecando?AbilityShecanperformballet(芭蕾)HehopedhecouldflyaplaneOnOct15，hemust/have(got)to/should…NecessityAsmanyas3000millionpeoplethroughouttheworldcouldfaceawatershortageby2025ifthepresentsituationcontinuesBythen，includingBeijing，2003，hewasableto(×could)completeChina’sfirstspaceflightWhatabilitywouldyouliketodevelop?IhopeIcan…IhopeIamableto…IwishIcould…AbilityNecessityWhatdoyouneedtodoinordertoreachyourability?Imust/should…Ihave(got)to…Ineedto…AbilityNecessityImust/should…Ihave(got)to…Ineedto…IhopeIcan…IhopeIamableto…IwishIcould…RequestPermissionTheroadsignsindicatePeoplemay/can…PermissionWhenadriverseestheroadsigns，ShanghaiandTianjin，theglobalpopulationisexpectedtoreachabout75billionManybigcities，willsufferseverewater，
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