解决（）需要个人或组织通过沟通在精神和心理上得到调理，实现心理平衡。
A.利益冲突
B.文化冲突
C.角色冲突
D.心理冲突
参考答案：D
— How long have they____?
— They ____more than twenty years ago. [ ]
A. got married; were married
B. been married; got married
C. married ; married
D. got married ; got married
煤层的倾角大小反映煤层的（）程度。
