This history book is _______ that one, but ______ than that one.

A．as difficult as; interesting

B．as more difficult as; more interesting

C．as difficult as; more interesting

D．more difficult as; as interesting

结构分析法是以财务报表中的某一总体指标为基础，计算其中各构成项目占总体指标的百分比，然后比较不同时期各项目所占百分比的增减变动趋势。其只能被用于单个客户有关指标的分析。 ( ) A．对 B．错