八年级英语下册unit8saveourworldlesson47connectedtonature课件（新版）冀教版

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1、Unit8SaveOurWorldLessonThinkaboutit!•Doallthelivingthingsontheplanetdependononeanother.•Whatcanwedoforthenature?Haveyounoticedthiskindofrelationships?Haveyounoticedthiskindofrelationships?Ifthegrassisdestroyed,whatwillhappen?Howtoprotectthenature?Buildingnaturalreserve(自然保护区)Plantingt

2、reesChangeourbadhabitsandbehaviors.Words&expressionsListenandread.Thenaturalworldisfilledwithlivingthings.Livingthingsstartoutweakandsmallandslowlygrowstrongandbig.Youarealivingthing.Eachofyourclassmatesisalivingthing.Flowers,grassandtreesarelivingthings,too.Bees,ants,doves,dogsandcat

3、s—thesearealllivingthings.Alllivingthingsneedfoodandwatertogrow.Thinkaboutyourself.Whenyouarehungry,youneedtoeat.Youeatfruit,vegetables,meatandfish.Theycanhelpyougrowbigandstrong.Youdrinkwaterwhenyouarethirsty.Nowthinkaboutatree.Whenatreeishungry,itgetsfoodfromthesoil.Treesdrinkwater,

4、too.Wearedifferentinsomeways,butalllivingthingsareconnected.Weallliveonthesameplanet,andwedependoneachother.Ifwepollutetheriversandoceans,fishmaygetsickorevendie.Somebirdsliveofffish.Ifthebirdseatthesickordeadfish,theymaydieoff.Natureisabalancebetweenallthelivingthingsontheplanet.Ifon

5、especiesdiesoff,thenanotherspeciesmaydieoff,followedbyanother,andanother...Weshouldrespecttheearthandallthelivingthingsonit.