相关Peopledependonplants的文学知识

问题详情：   Peopledependonplants.Weuseplantsforfood,cloth,shelter(住处),andeventheairwebreathe(呼吸).Plantskeepourairandwaterclean.Greenplantsgiveusoxygen(氧气).Oxygenispartoftheairwebreathe.Plantsa...