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【单选题】
用来实现局域网广域网互联的是()A.
中继器或网桥
B.
路由器或网关
C.
网桥或路由器
D.
网桥或网关
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】简述如何扫描目标计算机的开放端口。
【简答题】利用下面的样本数据构建总体比例 的置信区间 1、n=44,p=0.51,置信水平99% 2、n=300,p=0.82,置信水平95% 3、n=1150,p=0.48,置信水平90%(保留两位小数)
【单选题】It is very likely that the Martian will also be ______ to underground existence, for conditions are much more equable underground.
A.
adopted
B.
acquired
C.
admitted
D.
adapted
【简答题】The panda is an enered species, which means that it is very likely to become ________ without adequate protection. A) intact B) insane C) extinct D) exempt
【简答题】朱蓬博曾是()剧《白毛女·喜儿哭爹》的经典演唱者。
【单选题】The word ubiquitous in Paragraph 2 is most likely to mean ____.
A.
very crowded
B.
very clean
C.
existing everywhere
D.
occurring frequently
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