寒冷的冬天，居民楼的玻璃窗上会起“雾”或结“冰花”．下列说法错误的是（ ）
A：玻璃窗上的“雾”是水蒸气液化生成的
B：玻璃窗上的“冰花”是水蒸气升华生成的
C：“冰花”结在玻璃窗的内表面
D：“雾”出现在玻璃窗的内表面
Nowadays，food safety has become the________of the government as well as the society.
The students had much fun soccer after school.
