____time flies! It is a year since I saw

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问题选择题

____ time flies! It is a year since I saw you last time.

A. What
B. How
C. When
D. Why

答案

答案：B

多项选择题

启用STP的缺省情况下，以下哪个交换机将不会被首选为根桥（the root bridge）？（）。

A.拥有最小MAC地址的交换机；

B.拥有最大MAC地址的交换机

C.端口优先级数值最高的交换机；

D.端口优先级数值最低的交换机

选择题

Simon likes white very much. He often dresses up ______ white trousers. And they always fit him well. [ ]

A. in

B. on

C. like

D. with