• 1. (2016高一下·江苏月考) 某电费清单如图所示，本月应缴电费=(本月表数-上月表数)×单价，为了运用填充柄进行快速计算，应在E2单元格输入(   )

  

  A . =(82-34)*1.2 B . =(C2-B2)*D2 C . =SUM((C2-B2)*D2) D . =($C$2-$B$2)*$D$2