Tree

　　Aseverybodyknows,woodhasmanyuses．Itisakindofveryimportantbuildingmaterial．Woodcanbemadeintodesks,chairs,bedsandmanyotherthings．Finepaperismadeofwood,too．Onlytreescanprovideuswithenoughwood．Treescanalsoprovideuswithoxygenandmaketheairaroundusfresh．Inhotsummertreesgiveusshadeandmakeoursurroundingsmorebeautiful．What’smore,treescanstopsoilfrombeingwashedawaybyheavyrains．Sincetreesaresoimportanttous,weshouldplantmoretrees．Atthesametime,manyeffectivemeasuresshouldbetakentoprotectforestsandpreventtreesfrombeingcutdown．

　　备注：选自初中优秀英语习作（略有改动）.