It is being diccussed whether it is worthwhile temples like this at such high costs.
A. preventing
B. to prevent
C. preserving
D. to preserve
网友回答
A. preventing
B. to prevent
C. preserving
(答案→)D. to preserve
解析：考查固定结构。Be worthwhile to do sth 值得做某事。Prevent防止，阻止；preserve保护。句意：像这样的寺庙是否值得花费如此高昂的代价进行保护仍值得讨论。选D。