问题
选择题
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
答案
答案：D
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。