问题补充：
In the room window is wide open .
A. which, does our teacher live
B. whose, does our teacher live
C. whose, lives our teacher
D. which, live our teacher
答案：
A. which, does our teacher live
B. whose, does our teacher live
(答案→)C. whose, lives our teacher
D. which, live our teacher
解析：可联系答.案.网客服索取。
