the world is thirsty 世界缺水教学课件

1Welcometoourclass2中国水系3长江4黄河5太湖6巢湖7洞庭湖8洪泽湖9SomepeoplebelievethatweChinesedon’thavetoworryaboutwaterbecauseChinaisabigcountryandhasalotofriversandlakes.Doyouthinkso?10Someplacesareshortofwater111213Waterpollution1415Whatabouttheworld’swaterresources(资源)?16Whatcanyouguessfromthepicture?17Theearthissweating,Theearthistoodry,Theearthisshortofwater.Theearthisthirsty.18Unit6Where’sYourRecylingBox?TheWorldIsThirsty宿豫职教中心巩宏伟19landwaterFreshwaterSeawater201.Peoplecanusewaterfromicebergsandglaciersdirectly.()2.Thesmallamountoffreshwaterontheearthisnotenouthforallofusrightnow.()3.Comparedwithindustry,agricultureismorelikelytobeaffectedbyalimitedwatersupply.()4.Onewaytostopwastingwateristoreuseit.()FFTT21Usefulexpressionsbecoveredwith被……覆盖seawater/saltwater咸水needfor需要freshwater淡水takestepsto采取措施做intheformof以……的形式asthingsstand照目前的形势smallamountof少量dealwith处理，对付daybyday一天天地evenworse更糟糕lateron后来，过些时候221.WhycanManonlydrinkanduse3%ofthewaterontheearth’ssurface?2.Whatisthefirststepweshoulddotostopwastingourpreciouswater?3.Whycan’tweuseallofthefreshwaterdirectly?Becauseabout97%ofthewateroftheearthisseawaterorsaltwater.Todevelopwaysofreusingit.Becausesomeofitisintheformoficebergsandglaciers.23Listencarefullypayingattentiontoyourpronunciationandintonation24Poswhatshouldwedotosavewater?Makealistofthesmallthingswecando,andthenshareyourideaswithothergroups.251,Preventpeoplefrompouringwastewaterintotheriver\lakenearby.2,Allofusshouldrealizetheimportanceofcontrollingwaterpollution.3,Stoppeoplefromwastingfreshwater.(1),Neverkeepthetapsrunningallthetime.(2),Don’ttake\haveashowerfortoolong.4,Trytomakefulluseofourwaterresource.Forexample,wecanrecyclethewastewaterforirrigating.5,Trytomakefreshwaterfromtheseawaterbyusinghightech.6,Trytomakeuseofthefreshwaterfromiceandsnow.26SummarySavingwateractuallymeanssavingourexistence（生存）onEarth.Weshouldrealizetheimportanceofprotectitandstartfromthesmallthingsrightunderournoses.27Homework1,Domorereadingaboutwaterresources.2,Writeapassageabouthowtoprotectandsavewater.28Bye-bye