17. That part of the town is completely ____ of interest for visitors. There is no scenery at all.    A. suspicious   B. demonstrative   C. void   D. irrespective void  空的，无效的avoid  避免，回避devoid  耗尽的，弄空的 suspicious  怀疑的conspicuous  明显的，显著的 demonstrative  演示的，证明的demonstrate  证明，示范