a国以民为本,民以食为天,食以安为先。食物是人类赖以生存和发展的基本物质条件 The country take the people as this, food is what matters to the people, food by An Weixian.Food is the humanity livelihood and the development basic physical conditions[translate]...
关于生物常识,下列说法错误的是()。 A. 蟋蟀的叫声不是由口器发出,而是靠振动羽翅发出 B. 蚂蚁中工蚁的主要职责是建造和扩大巢穴、采集食物、饲喂幼虫及蚁后 C. “穿花蝴蝶深深见,点水蜻蜓款款飞”,蜻蜓点水的目的是求偶答案C