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【单选题】
查看交换机端口加入VLAN的情况，可以通过（ ）命令来查看。A.
show vlan
B.
show running-config
C.
show vlan.dat
D.
show interface vlan
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举一反三
【单选题】____ the silkworm makes a liquid in its body and then squeezes it out through special holes.
A.
It makes silk
B.
Making silk
C.
To make silk
D.
Silk is made by
【判断题】Scientists long to understand just how exactly the silkworm manages the process of silk weaving, and now they’ve got a thorough knowledge of it.
A.
正确
B.
错误
【简答题】以下各种存储设备，存取速度最快的是( ) (A)磁介质 (B)硬盘 (C)可擦写光盘 (D)WORM
【单选题】The silkworm is an insect worth _____.
A.
to know
B.
knowing
C.
to be known
D.
being known
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