问题补充:
It is a pity that the industrial cities in the nineteenth century do not attract visitors.
A. to be built
B. having built
C. being built
D. built
答案:
A. to be built
B. having built
C. being built
(答案→)D. built
解析:考查分词做定语用法。本题的the industrial cities与动词build之间构成被动关系,故使用过去分词表示被动和已经完成。A项表示的是未来的事情。C项表示正在进行。句意:这座在19世纪建设的工业城市不能吸引游客正是一件遗憾的事情啊!。故D正确。