给定一列按规律排列的数：$\frac{1}{2},\frac{2}{5},\frac{3}{10},\frac{4}{17},\dots$，则这列数的第6个数是

阅读下面短文，然后根据括号内所给汉语意思写出单词的正确形式（每空一词）。
    When I was young and free, I____ （梦想）of changing the world. As I____ （成长）older and wiser, I discovered the world would not change,____ （因此）I shortened my sights and ____ （决定）to change only my country. But it, too, seemed____ （不可能）.Later, I settled for ____ （改变）only my family , those closest to me, but also, they would have none of it. And now as I ____（躺）on my deathbed, I suddenly____ （意识）: If I had only changed ____ （我）first, then by example I would have changed my family.____ （从）their inspiration and encouragement, I would then have been able to better my country and, who knows, I possibly have been changed the world.