Although . the Acropolis is still handling serious problems such as deliberate d
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Although ________， the Acropolis is still handling serious problems such as deliberate damage and stealing of stones.
A．conserving
B．to be conserved
C．having conserved
D．being conserved
试题答案
D
根据语意可知雅典卫城目前正处于被保护之中，因此使用过去分词的进行式。选项B表示即将被保护，A、C两项都是现在分词，无被动含义，与语意不符。