unit13thewaterplanet warmingup period1 whatpropertyofwaterdoeseachofthefourexperimentsillustrate whatcausesthisphenomenon what sthisphenomenonrelatedto groupwork experiments 1 2 3 4 1 experiment1showshowairpressurecausesapieceofthickpapertoclingtoanupturnedglassofwater 1 experiment2illustrateshowsubstanceswithdifferentdensitybehavewhenplacedinthesamecontainer 2 experiment3isanexampleofhowwaterdissolvessubstancesandobjects 3 experiment4illustratessomeofthedifferencesbetweensaltwaterandfreshwater 4 whatotherpropertiesofwaterdoyouknow whatdoyouthinkcausesthefollowingphenomena wecangetalotofnutrientsinthesoup woodfloatsonwaterwhileironsinks thecoastalareasareoftenneithertoohotnortoocold whycansomelivingthingsliveatthebottomoftheoceanwherethereisnosunshine properties whatpropertiesorcharacteristicsdoyouknowaboutwater colorless tasteless odorless threeforms feelingwet absorbingheat dissolving collectasmanywordsaspossiblerelatedtowater water river lake ocean fish sweat ice steam rain listening part1 listentothestoryandfindtheinformationaboutit when where who what 18thcentury onaship sailors mariners oneofthesailorskillsabirdthatbringsgoodlucktotheship bydoingwhichhehasbroughtbadluckanddeathtothesailors trueorfalse thispoemwaswrittenbyabritishpoetsamueltaylorcoleridgeinthe1700s inthepoem oneofthesailorskillsafishundertheship 3 itisbelievedthattheanimalhekillsisonethatbringsgoodlucktotheship 4 othersailorsaresofrightenedandangrythattheykillthesailor 5 thesailorsareextremelythirstybuttheycan tdrinkthewaterinthesea becauseitistoodirty whotellsthestoryinthepoem whatdoesoneofthesailorsdo whatdoyouthinkwillhappennext whyaretheothersailorsfrightened listentothestoryandanswerthefollowingquestions amysteriousguesttellsastrangestorytothepeopleatawedding 1 whotellsthestoryinthepoem oneofthesailors ormariners shootsabirdthatfliesabovetheship 2 whatdoesoneofthesailorsdo whentheothermarinersseewhathehasdone theyarefrightenedandangry 3 whatdoyouthinkwillhappennext thebirdhehaskilledisabirdthatbringsgoodlucktotheship bykillingthebird themarinerhasbroughtbadluckanddeathtothesailors 4 whyaretheothersailorsfrightened part2 listentothestoryandcompletethefollowingsentences finallytheydecidethathemustdie themarinerwho thebird hemust itallandwill byhavingtotellthestory except shot livethrough pay 3 ontheship ontheocean themarinersuffersfrom and 4 hisstory the marinersays andasksthemtolearnfromhis leftalone drifting loneliness fear told ancient farewell sufferings whathappenstothesailors whathappenstothemariner whyisthepersontellingthestory whoisthepersonactually listentothestoryandanswerthefollowingquestions allmustdie exceptthemarinerwhoshotthebird 1 whathappenstothesailors hemustlivethroughitallandwillpaybyhavingtotellthestorytoallthepeoplehemeetstherestofhislife 2 whathappenstothemariner hewillpaybyhavingtotellthestorytoallthepeoplehemeetstherestofhislife 3 whyisthepersontellingthestory thepersonisactuallythemariner 4 whoisthepersonactually everythingexistingintheworldhastheirowncertainvalues weshouldunderstandandrespectthem whatdoyoulearnfromthestory reflection creation workwithpartnerandtrytocomeupwithagood scarystoryliketheoneaboutthemariner speaking waterisamusttolife withoutwater lifewouldnotexist 22nd march worlddayforwaterisestablishedbytheunitednationsgeneralassembly sresolution47 193of22december1992 itisauniqueoccasiontoremindeverybodythatconcreteeffortstoprovidecleandrinkingwaterandincreaseawarenessworld wideoftheproblemsandofthesolutions canhelpmakethedifference worldwaterday2005willbeguidedbytheupcomingwaterdecade stheme waterforlife itwillbethestartingdayforthisinternationaldecadeforaction waterforlife 2005 2015 thethemeforworldwaterday2004was wateranddisaster waterisbeingusedfor electricity agriculture homeuse industry transport entertainment thewaterisbeingusedtogenerateelectricity buildingupbehindahighdam wateraccumulatespotentialenergy 勢能 thisistransformedintomechanicalenergywhenthewaterrushesdown electricity itisagoodwaytousewaterbecausewaterisrenewablegreenenergy itwillneverrunoutifonlyweuseitproperlyandgeneratingelectricitybyusingwaterisabetterwaytoprotecttheenvironmentthanothers however ittakesagreatsumofmoneyandalongperiodoftimetobuildadamandpreparealltherequiredequipment sincenowadayselectricityhasalreadybeenanindispensablepartofourlife mostpeoplebenefitfromusingwaterinthisway howiswaterbeingused whatpropertyofwaterenablesittobeusedinthisway discussthesixpictureswiththefollowingquestionsforyourreference don tforgettomakenotes groupwork whydoweusewaterinthisway whobenefitsfromusingwaterinthisway isthisagoodwaytousewater whataresomedisadvantagesofusingwaterinthisway thewaterisbeingusedto for weshould could whatwillwedoif ifwe wecan itwouldbebetterto canyouthinkofabetterway pairwork makeadialogueonthebasisoftheresultsofyourdiscussion usingthefollowingusefulexpressions nomatterwhoweare whereweare orwhatwedo wearealldependentonwater itisthesourceofalllifeandweneediteveryday butwiththeworld sgrowingpopulationandfastdevelopingeconomies theearth swaterreservesaredryingupfast reflection readthefollowingpassage asmanyas7billionpeoplethroughouttheworldcouldfaceawatershortageby2050ifthepresentsituationcontinues bythen theglobalpopulationisexpectedtoreach9 3billion manybigcities includingbeijing shanghaiandtianjin willsufferseverewatershortages thisalarmingsituationwasshowninaunitednations un reportjustaheadofworldwaterday whichfallsonmarch22 whatinformationhaveyougotfromtheabovepassageandflash pleaseuseyourownwords waterisveryimportanttoeachofus wemusttryourbesttosaveandprotectourpreciouswater otherwise wewillsufferalotandevenbringdisastersuponourselves how takehomeuseforexample youcanalsorefertoex 1 grammar p 98 takehomeuseforexample reducefaucetflow avoidlettingthewaterrunwhenbrushingteeth washingdishes andshavingetc reduceshowerflow installawater efficientshowerheadandspendlesstimeintheshower replaceagingtoiletsandclotheswasherswithhighefficiencymodels takeadvantageofcityrebatesofferedforlow flowandwashwis