But to my __, the room wasn't empty at all! It had furniture, curtains, a TV, and even paintings

on the walls. [ ]

A. regret                      

B. disappointment

C. surprise                    

D. knowledge

下列叙述正确的是[ ]

A．活泼金属与强酸溶液的反应都是置换反应

B．阳离子都只有氧化性

C．分子晶体中都存在范德瓦耳斯力

D．与强酸、强碱都反应的物质只有两性氧化物或两性氢氧化物