题目

 I think it was a bit boring to work here because there wasn’t always _________ much to do.       A. such           B. that               C. more                D. very 答案：B甲溶液的pH=3，乙溶液的pH=6，则下列说法正确的是（　　） A、甲、乙两溶液均呈酸性B、甲、乙两溶液中c（H+）之比为1：2C、甲、乙两溶液中水的电离程度大小无法比较D、甲中水的电离程度小于乙中水的电离程度