问题补充：
The police found that the house and a lot of things .
A. has broken into; has been stolen
B. had broken into; had been stolen
C. has been broken; stolen
D. had been broken into; stolen
答案：
A. has broken into; has been stolen
B. had broken into; had been stolen
C. has been broken; stolen
(答案→)D. had been broken into; stolen
解析：宾语从句中的动作break into与 steal 发生在found这个过去式之前，因此用过去完成时，而且 house 与break into,things与 steal之间有被动关系。
