问题
I________in the house which______books andmagazines.
A:in favor of
B:used to livehas been used to keeping
C:have been used to livingwas used to keep
D: used to livewas used to keeping
B:used to livehas been used to keeping
C:have been used to livingwas used to keep
D: used to livewas used to keeping
正确答案是：
