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1、TheImportanceofTreesAsweallknow,treesareveryuseful.Theyareofgreatbenefittomanasfollows:First,treesprovideuswithwoodandotherproducts;Second,theirrootscanallowtheraintosinkinandkeepthesoil,sotheyhelptopreventdroughtsandfloods.Treescancleanairandbeautifullife.Unfortunately,nowadaysinmanypartsofthewor
2、ldlotsofpeoplefailtorealizetheimportanceoftrees.Theyhavecuttreesdowninlargenumberswithoutaplan,whichmakesthesoilwashedaway.Theydon'tknowwheretherenotrees,therainwashedawaythesurfaceofthesoilandthiscausesfloods.Weoughttoplanttreeseachyearandcarefullylookafternewtreesinordernottomaketheforestslowlyd
3、isappear.Only'inthiswaycanwemaketheforestservemanforever.WaterIstheSourceofLifeAsthesourceoflife,waterisindispensable(不可缺少的)tohumanbeings.Peopleconsumemuchwaterinproductionanddailylife.Agricultureandindustryaccountformostofmankind＇swaterusage.Withoutadequatewatersupplies,humanfutureisthreatened.No
4、wadayswatershortagestouchalargepercentageofworldpopulation.AccordingtooneUNstudyin1999,nearlyoneinfivepeoplelackssafemcleanwatergWaterWelateddiseasesinsomeareasarekillingpeople.Populationexplosionandwaterpollutionmakewatercrisisincreasinglyurgent.Waterrelatedproblemsarelikelytoworsenintheforeseeab
5、lefuture.Thesituationisreallyalarming(令人震惊的).Therefore,immediateandeffectivemeasuresmustbetakentoprotectandexploitwaterresources.Remember,wherethereiswater,thereislife.Ifwecouldnotmakeproperuseofwaterresourcesonearth,thelastdropofwaterwouldbeourteardropTheImportanceofElectricityWhenyougotoworkinth
6、emorningandfindthattrafficlightsdon'twork,thetrafficjamwillcertainlyhappen.Apatientneedstobeoperatedonatonce.Whatwillhappeniftheoperationcannotbemadebecauseoftheelectricity.Withoutelectricity,wecanneitherwatchTV,listentothetape,norchatonline.Electricityiscloselyrelatedtoourdailylife。Howterribleitw
7、ouldbeiftherewerenoelectricity!AreportonthemeetingWeheldameetingaboutournewspaperafterschool.Tony,TomandIwereatthemeeting.WeelectedTomtobethechiefeditor.Then,Tomtookchargeofthemeeting.Theyelectedmetobethesecretar
