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【单选题】
网络设置中DHCP的作用是A.
也叫服务集标示。通俗地说,SSID就是路由器发送的无线信号的名字
B.
负责域名解析,它在互联网的作用是把域名转换成为网络可以识别的IP地址。
C.
进行互联时,用于提供协议转换、路由选择、数据交换等网络兼容功能的设施(家庭网络中的路由器管理IP)
D.
主要是用来给网络客户机分配动态的IP地址、网管等信息
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反馈参考答案：
举一反三
【单选题】When ______ why he walked in without permission, he just stared at us and said nothing.
A.
asking
B.
asked
C.
being asked
D.
to be asked
【单选题】When stared at the alleged liar with a look of disbelief, what will not an honest person perform?
A.
lips pressed together,
B.
brows up
C.
upper eyelid tensed
D.
upper eyelid pulled down to glare
【单选题】When ______ why he came in without permission, he stared at us, saying nothing.
A.
asking
B.
asked
C.
being asked
D.
to be asked
【单选题】The woman in the shop stared at them strangely, because ______.
A.
she saw foreigners for the first time
B.
they had on funny clothes
C.
she wondered why they came into the shop
D.
they didn't give her any money
【简答题】许多汽车服务企业的经营者把生产管理看作是“第一资源”。
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