, the fire was discovered soon after it broke out , otherwise it might cause much greater damage．
A. Strangely
B. Eventually
C. Naturally
D. Fortunately
网友回答
A. Strangely
B. Eventually
C. Naturally
(答案→)D. Fortunately
解析：副词辨析。A奇怪地；B最后；C自然；D幸运地；句意：幸运地是，在大火爆发之前就被发现了，否则这次大火也许会导致巨大的损失。根据句意说明D正确。