题干
When Linda was a child, her mother always let her have bed.
A：the breakfast in
B：the breakfast in the
C：breakfast in
答案(点此获取答案解析）
C
When Linda was a child, her mother always let her have bed.
A：the breakfast in
B：the breakfast in the
C：breakfast in
bB(气)达到平衡后，保持温度不变，将容器体积增大一倍，当达到新平衡时，B的浓度是原来的40%，则