题目

2．Please get ready to answer five questions in English.    1) Please get ready to answer the first question.    录音问：How did other boys treat Forrest Gump? 答案：：In all his childhood, other boys look down upon him and often laugh at him.室温下，向pH=13的氢氧化钡溶液中加入等体积的下列溶液后，滴入石蕊试液，出现蓝色，该溶液可能是：A.0.05 mol·L-1的硫酸溶液B.0.1 mol·L-1的硫酸钠溶液C.pH=1的醋酸溶液D.pH=1的盐酸