.下列事例中的物态变化，属于液化现象的是（   ）

A．从冰箱中取出的冰块化成水

B．冬天，戴眼镜的人从室外进入温暖的室内后镜片上会蒙上一层水珠

C．洗手后，用热风干手器可以很快将手烘干

D．灯泡用久了，灯丝会变细

An application software is any program (68) to perform a specific function directly for the user or, in some cases, for another application program.

A．design

B．designing

C．designed

D．praticed