【单选题】What do craftsmen help consumers do?
C.
Design handicrafts themselves.
D.
Learn the importance of creation.
【单选题】What do the two studies show?
A.
The great importance of exercising.
B.
Exercises make people eat too much.
C.
Dieting may be not so helpful for weight loss.
D.
Exercises do not necessarily lead to weight loss.
【简答题】相对湿度值可以反映湿空气吸收水汽能力的大小,当其值大时,表示该湿空气吸收水汽的能力( );当(φ=0时,表示该空气为( )。
【单选题】functions with two layers of protocols. It can connect networks of different speeds and can be adapted to an environment as it expands.
【简答题】按照ONU放置的位置不同,光接入的应用场景就不同。其中,把ONU放置在用户家中的称为(),把ONU放置在楼栋的称为()。