在一个非trunk端口有多少个VLAN状态为active?()。
A.2个
B.1个
C.多个
D.无
参考答案:B
It is hard for me to imagine what I would be doing today if I ________ in love,at the age of seven,with the Melinda Cox Library in my hometown.
A.wouldn't have fallen
B.had not fallen
C.should fall
D.were to fall
脓肿形成后应尽早进行
A.切开引流B.反复抽脓C.局部制动D.足量使用抗菌药E.外敷鱼石脂软膏