A. People have become used to crimes now. B. With a TV set some problems can be solved quickly. C. People now like to read books with pictures. D. The adults are less violent than the young. 参考答案:B 答案解析:[解析] “They do believe that the violence they see is normal and acceptable.”以及“All educator...grandpa
第18题: [单项选择]物价指数属于( )。 A. 相对指标 B. 平均指标 C. 总量指标 D. 时期指标 参考答案:A 答案解析:[解析] 相对指标是两个绝对数之比,表现形式通常有比例和比率两种。平均指标是反映现象在某一空间或时间上的平均数量状况。总量指标是反映现象总体规模的统计指标,通常以绝对数的形式表示。时期指标属于总量指标