To be honest, I would rather my dog out, which made so many troubles.
A. not had let
B. I had not le
C. not let
D. not have let
网友回答
A. not had let
B. I had not le
C. not let
(答案→)D. not have let
解析：would rather+ have done表示宁愿过去没有做某事，而实际上已经做了。句意：说句实话，我宁愿没有把狗放出去，这引起了很多麻烦。