When I lived with my roommates in the university we often talk into the night.A. mightB

问题补充：

When I lived with my roommates in the university, we often talk into the night.

A. might

B. could

C. should

D. would

答案：

A. might

B. could

C. should

(答案→)D. would

解析：答案：D情态动词用法。would 在此表示过去的习惯性动作，其他几项没有此意。