毛细血管有利于血液与组织细胞之间进行物质交换的结构特点是下列哪一项？（　　）

①***是领导中国特色社会主义事业的核心力量

②人民代表大会是我国的最高国家权力机关，代表人民统一行使管理国家的权力

③全国人民代表大会是我国的根本政治制度

④人民代表大会制度是我国人民当家作主的重要途径最高实现形式

阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

      “Equal pay for equal work” is a phrase by the American women who feel they are ____ (fair) treated by society.They think it is not right for women to be paid less than men for the____ amount of work.Some people say men have ____  (many) duties than women.A married man has to earn money to support his family and make important ____ (decide)，so it is right for them to be paid more.Some are even against married women ____ (work) at all.When wives go out to work，they say，the home and children are given no attention ____ ．If women are encouraged by equal pay to take up jobs，they will be ____ (able) to do the things that they are best at doing：making a nice home and bringing ____ children.Women who disagree say that they want to escape from the limited place which society wishes them to fill and have ____ freedom to choose between a job and home life，____ a mixture of the two.In fact women have the right not only to equal pay but also to equal chances.

要求：①除诗歌以外，文体不限。②语句通顺，内容具体，感情真挚，字数不少于600字。③文中不得出现真实的校名、人名。