题干
---- Mary quitted the job again last week.
---- Why did she do a thing like that? It seems to make no__________.
---- Why did she do a thing like that? It seems to make no__________.
A：comment
B：sense
C：meaning
D：difference
答案(点此获取答案解析）
D
bB（g）达平衡后，保持温度不变，将容器体积增加一倍，当达到新的平衡时，B的浓度是原来的60%，则( )
