题目内容

A.Her phone number.B.The location of the apartment.C.The best time to call her.D.Her f

A. Her phone number.
B. The location of the apartment.
C. The best time to call her.
D. Her first name.

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Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet,

A. 255.255.0.0.
B. 255.255.128.0.
C. 255.255.224.0.
D. 255.255.254.0.
E. None of the above

【B7】

A. because of
B. according to
C. since

【B5】

A. is
B. was
C. has been

【B4】

A. extent
B. number
C. ranges
D. quantities

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