A thief broke into the house at midnight the house in a mess .A. leftB. to leaveC. leavi

问题补充：

A thief broke into the house at midnight, the house in a mess .

A. left

B. to leave

C. leaving

D. having left

答案：

A. left

B. to leave

(答案→)C. leaving

D. having left

解析：考现在分词作状语。现在分词表示意料之中的结果；不定式与only连用表示意料之外的结果。根据句意可知小偷半夜闯进了房子偷东西，把房子搞得一团糟是意料之中的事情。