题目

. . _______ in diving suits, Captain Nemo walks around in this magic world.   A. Dressing                      B. Being dressed               C. Dressed                    D. To dress 答案:C下列四种溶液中,加入少量括号内试剂,在温度不变时,溶液pH值下降的是(  )A.0.1mol/L氨水(AgOH固体)B.饱和石灰水(CaO)C.0.1mol/LNaHS溶液(CuCl2固体)D.饱和氯水(Na2SO3固体)
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