heImportanceofTrees

　　Asweallknow,treesareveryuseful.Theyareofgreatbenefittomanasfollows:First,treesprovideuswithwoodandotherproducts;Second,theirrootscanallowtheraintosinkinandkeepthesoil,sotheyhelptopreventdroughtsandfloods.Treescancleanairandbeautifullife.

　　Unfortunately,nowadaysinmanypartsoftheworldlotsofpeoplefailtorealizetheimportanceoftrees.Theyhavecuttreesdowninlargenumberswithoutaplan,whichmakesthesoilwashedaway.Theydon'tknowwheretherenotrees,therainwashedawaythesurfaceofthesoilandthiscausesfloods.

　　Weoughttoplanttreeseachyearandcarefullylookafternewtreesinordernottomaketheforestslowlydisappear.Only'inthiswaycanwemaketheforestservemanforever.