题目

室温下，在pH= 13的溶液中不可能大量共存的是                     （      ）     A.K+、C1一、SO42一、Na +          B. K+、SO42一、CO32一、Cl一     C. K+、 Na+、Ba2+、NO3一           D. H +、CO32一、C1一、Ca2+ 答案：DHe has not got a fever. That is to say, his temperature is ________.A.commonB.normalC.ordinaryD.low