题目

Are you truly happy? Do you ever know what it means to be happy and what it takes to achieve happiness?    36    The following are a few tips that I follow to create happiness in my life. ※ Make a plan for attaining goals that you believe will make you happy. Your moods will very likely increase if you are going after something you value. ※Surround yourself with happy people. It is easy to begin to think negatively when you are surrounded by people who think that way.   37     ※When something goes wrong, try to figure out a solution instead of being absorbed in self pi下列说法中，正确的是（ ）A．Fe、Fe2O3都能与稀盐酸反应，都属于置换反应B．CaO、NaOH固体都能与水反应，都能作干燥剂C．浓盐酸、浓硫酸都有挥发性，敞口放置浓度都会变小D．NH4Cl、（NH4）2SO4都含有NH4+，都能与熟石灰反应生成NH3