我国是世界上人口最多的大国,只有能代表我国特色的花木才可选为国树。松树,土生土长,四季长青,全国到处都有分布,高山、平地、城市、乡村,都为人们喜阐乐见。它飞籽成林,不择土地肥瘠,气候冷热,就是在岩缝中,乱石堆里,不浇水,不施肥,不锄草,依然生长茂盛。她,树形高大,枝、干、叶,苍劲有力,风吹不倒,雪压不弯,坚韧不拔,颇有气魄,而 My country is the most populous country in the world. Only the flowers that represent our own characteristics can be chosen as the national tree. Pine trees, native, evergreen, distributed throughout the country, mountains, plains, cities, villages, all for people like to say hello. It fly into forests, not fertile land fertility, hot and cold climate, that is, in the rock seams, rubble heap, not watering, no fertilization, not hoeing, still flourishing. Her tall trees, branches, stems and leaves, vigorous and powerful, the wind does not fall, the snow pressure is not bending, tenacity, quite bold, and