镰刀形细胞贫血症是一种遗传病。对患者红细胞的血红蛋白分子进行分析研究时发现，组成血红蛋白分子的多肽链，发生了氨基酸的替换。根据以上事实可得出

P₄（白磷，s）+5O₂（g）═P₄O₁₀（s）△H=﹣2983.2kJ/mol

P（红磷，s）+ $\frac{5}{4}$ O₂（g）═ $\frac{1}{4}$ P₄O₁₀（s）△H=﹣738.5kJ/mol

试写出白磷转化为红磷的热化学方程式____；白磷的稳定性比红磷____ （填“高”或“低”）．

图为某健康人尿的形成过程示意图（图中序号表示结构），以下说法正确的是（   ）。

    I think the life in the future will be very1 from now. The technology(技术) will change2—the life in space, the life on the earth and the life of the common people.

    The new technology will 3 more ways for the people to move from place to place. There 4 faster trains, for example, the bullet trains(高速列车). The airports will use different kinds of planes. They will be able to 5 all over the world just for a few hours.6 subway stations will be built. My opinion is that the subway stations don't take up any 7 . So they will be the first 8 for people.

    The medicine will be improved too.9 will study about the human body more.10 , the human being will be able to live11 than usual. I think the most terrible illnesses of our time will12.

    In the future, the robots will take the men's work. People may be out of work. The robots will do the 13 things that people couldn't do. As a result, men will not 14 their jobs. Men and robots can 15 well with each other.