材料一：【图表分析】有同学通过问卷调查等方式，得出了该校中学生上网情况调查结果。

材料二：低头是时尚，低头是潮流。如今地铁、公交车里的上班族，几乎个个都作“低头看屏幕”状。有的看手机，有的掏出平板电脑或笔记本电脑上网、玩游戏、看视频，每个人都想通过盯住屏幕的方式，把零碎的时间填满。这部分人群被称为“低头族”。尤其是聚会时“低头族”更离不开数字终端，人坐在一起，心却各在他处。数字终端，让我们渐渐远离了食物真正的美味和人与人交流的温暖。

结合上述材料，运用所学知识，思考下列问题：

战国时期各国变法之后，除了王室，中国的民间社会基本采取“分户析产制”，即父母将家庭财产（尤其是土地）平均分配给每个儿子。这一制度（    ）

B

    My name is Alice. I have four aunts. They are all great women. Now, let's learn about them.

    This is Emily Smith. She is my father's sister. She is twenty-eight years old. She works at a big computer company.

    This is Rachel Smith. She is my father's sister, too. She is thirty years old. She is a doctor. She takes care of （照顾）patients in a hospital. This is her office. There is a little girl in front her.

    This is Julia King. She is my mother's sister. She is forty-five years old. She is a scientist（科学家）. She works in a lab. It's not big but it's really nice.

    This is Alison King. She is my mother's sister too. She is thirty-two years old. She is a policewoman. Her job is at a police station.