1912年颁布的《中华民国临时约法》中，最能体现“政权机构中权力的分配、制约、平衡”这一原则内容的是

判断题：高等生物的化石在新近形成的地层和古老的地层里都存在。(     )

公民大会是国家最高权力机关，一切雅典公民皆有权参加，五百人议事会的议员经抽签选举产生，名额根据每个基层行政单位的公民人数按比例分配。下列各项不能反映材料中雅典民主政治特点的是

    I'm Tang Xinhua. I'm in Changsha No.10 Middle School. My favorite subject is Chinese. Ms. Deng is my Chinese teacher. I like her very much. And Mr. Li Ii is my English teacher. They are my good teachers, andthey are also my good friends.

    I have a good friend, Rick Smith. Rick is an English boy.He likes science very much, but I don't like it. He thinks science is very interesting. Rick最喜欢的颜色是蓝色。He often wears(穿) blue T—shirts.因为他每天做运动，he is very healthy. I like doing sports, too.

实验室有一瓶标签残缺的溶液，它可能是硫酸钠、碳酸钠和氯化钠溶液中的一种。龙龙、开开两位同学分别设计了下表方案进行鉴别。