小草之所以能从那岩石中艰难地挤出一丝绿色,是因为它心里自始至终都洋溢着坚持;树木之所以会高耸入云而坚韧不拔,是因为它心中一直怀着一颗积极向上和永不放弃的心;蜗牛之所以可以爬上平常动物们都上不去的悬崖山巅,是因为它始终拥有那坚持不懈的精 The reason why the grass is able to make a hard green color out of the rock is that it is filled with perseverance in its heart. The reason why the trees are towering and gritty is that they keep a positive and upward Never give up the heart; the reason why snails can climb up the mountain cliffs are not ordinary animals, because it always has the perseverance of the fine