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问:关于人类起源,有的书上说人类体质形态发展分为三个阶段,有的书分为四个阶段,究竟分几个阶段?答:原始人类通过漫长时期的劳动,体质形态逐渐发生变化,发展为现代的人类.过去将人类体质形态发展分为三个阶段,即“猿人”阶段、“古人”阶段和“新人”(或“真人”)阶段.属于“猿人”阶段的有爪哇人、北京人、海德尔堡人等等.属于“古人”阶段的有尼安德特人和世界各地发现的与之相似的人类化石,所以“古人”阶段又
Q: On the origin of mankind, some books state that the development of the human constitution is divided into three stages. Some books are divided into four stages. What are the stages in each? A: The primitive humans gradually emerge through long periods of labor and physical form Change and develop into a modern human being.In the past, the development of human constitution was divided into three stages, that is, the stage of “ape-man”, the stage of “ancients” and the stage of “newcomer” (or “real man”). There are Javanese, Beijingers, Heidelberg, etc., who belong to the stage of “ape-man”, etc. There are Neandertals belonging to the “ancients” stage and similar human fossils found in other parts of the world, “Ancient” stage again