题目

将一瓶接近饱和的硝酸钾溶液变成饱和，下列方法错误的是（   ） A．加入硝酸钾  B．恒温蒸发水分  C．降低温度     D．升高温度 答案：DBeing away from home so long a time, I felt ____ very much. A.homesickness           B. homesick                              C. homesickly             D. missing