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【单选题】
He had a good seat . He was sitting in a good .A.
chair
B.
place
C.
armchair
D.
class
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举一反三
【单选题】If an ethernet port on a router was assigned an IP address of 172.16.112.1/20, what is the maximum number of hosts allowed on this subnet（）。
A.
1024
B.
2046
C.
4094
D.
4096
E.
8190
【单选题】If an Ethernet port on a router was assigned an IP address of 172.1.1.1/20,what is the maximum number of hosts allowed on this subnet?（）
A.
4094
B.
1024
C.
8190
D.
2046
E.
4096
【单选题】If an Ethernet port on router was assigned an IP address of 172.16.112.1/20, what is the maximum number of hosts allowed on this subnet?（）
A.
1024
B.
2046
C.
4094
D.
4096
E.
8190
【单选题】5 月(即"Month" = 5)的最大臭氧值是多少? What was the maximum ozone value in the month of May (i.e. Month = 5)?
A.
100
B.
115
C.
97
D.
18
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