【环境保护】根据图中信息及所学知识，完成下列要求。

体积为2×10^﹣3m³、重为15N的长方体物体放入水中静止后，物体下表面受到的水向上的压力为____ 　N，此时物体排开水的体积为____ m³．

    海椰树原产于普拉兰岛及库瑞岛,树高20~30米,树叶呈扇形,宽2米,长可达7米,被称为“树中之象”。海椰树约长20年后才会结果,其果实海椰子约需8年才能成熟,重量可达20千克,沉落到海洋里的海椰子只有在腐烂后才会浮出水面。目前,只有普拉兰岛的五月谷还有4000多棵海椰子树,已被当地政府划为“天然保护地”,私人不得擅自采摘、出售、出口海椰子。

    海椰树周身是宝。树叶可用来编织席子、篮筐、帽子等日常用品;椰壳质硬有光泽,可加工成盘、杯等容器,还可雕刻上花纹,加工成精美的手工艺品;果汁香醇可口,是上好的甜食;果肉可做汤料并具有药用功效。下图为普拉兰岛及库瑞岛位置示意图。

阅读短文，从所给的选项中选出最佳答案。

Sports are important in English life. The people of England are sports lovers. Some of the world’s famous sports began here such as football and cricket.  

Football is a game played in winter and early spring. Lots of people play football in parks or playgrounds just for fun. With hundreds of year's history, it is one of the most important sports in England. The English love football very much and they turned most of their main players into famous persons. David Beckham and Bobby Charlton became heroes for many children. The most interesting part of the English football year is the FA(Football Association) Cup Final each May.