题目

She thinks Zi Bo Theater has the __________ seats of all the theaters． A．comfortable                                    B．most comfortable C．more comfortable                             D．less comfortable 答案：B表示下列变化的化学用语不正确的是( )A. 氨水显碱性：NH3·H2ONH4++OH－B. 醋酸溶液显酸性：CH3COOH=CH3COO－+H+C. NaHSO4溶液显酸性：NaHSO4=Na++SO42－+H+D. 钢铁在潮湿空气中被腐蚀的负极反应：Fe－2e－=Fe2+