问题
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2/5,3/7,4/10,6/14,8/20,12/28,()A.224/56B.14/32C.20/48D.16/40
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2/5,3/7,4/10,6/14,8/20,12/28,() A.224/56B.14/32C.20/48D.16/40
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8,48,120,224,360,()。 A.528B.562C.626 D.682
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8,48,120,224,360,()。 A.528B.562C.626D.682
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2/5,3/7,4/10,6/14,8/20,12/28,()。 A.224/56B.14/32C.20/48D.16/40
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IP地址块58.192.33.120/29的子网掩码可写为 A)255.255.255.192B)255.255.255.224 C)25