下列常见的物态变化现象中，属于汽化的是（ ）
A：冰雪消融
B：水烧开时冒出“白气”
C：草叶上的“白霜”
D：用干手器将手烘干
If you _________ an order, you follow the order and do what it asks you to do.
The Double Ninth Festival is on October or November.
____应改为____
