下表是我国环境与人口信息表．读表完成下题．

文艺复兴时期的人文主义者皮柯说：“上帝赋予了人按自己的意志塑造自身的能力，他可以下降为动物，也可以上升到与上帝相似的东西。”这说明他

   July 4 is the birthday of the United States of America. Since 1776, people have 1 the Independence Day holiday every year.
   What do people 2on Independence Day? Many colorful and interesting things. They have fireworks shows in the evenings and sing songs. Some families organize picnics with barbecues (烧烤). Kids can3much delicious food like hotdogs.
   And these parties are a good time to dress up. Some kids make July 4 hats 4 the stars and stripes(星条) of the country's flag on them. And Independence Day is in summer. Many kids use stars and stripes fans to keep themselves 5 .
   It's a great day, but no one forgets that it's6too. US people are proud of their   7  and proud of what the founders did for it. On Independence Day everyone gets the chance to show it.

一位中学生女孩，在家里，她主动拖地板､洗衣服，用行动减轻父母的劳累；在学校，她刻苦学习，积极参加课间操等体育活动，用行动不断完善自己；在双休日，她到老年公寓帮助孤身老人打扫房间，用行动温暖社会；在闲暇时间，她进行文学创作，不断向杂志社投稿，用行动丰富人们的文化生活。有人问她为什么要这样做，她说：“权利就像手上捧着的一颗珍珠，它体现着当家作主的荣耀；义务就像手里握着的一把锄头（一种农具），它意味着要付出辛劳的汗水。我要一手捧着珍珠，一手握着锄头。

地球表面海洋面积与陆地面积所占的百分比分别为(      )