网卡拥有一个全球唯一的物理地址,该地址用长度为8个字节的二进制数表示。
A. 对
B. 错
This part of the story is perhaps the most exciting, since the company not only kept its head above water, but produced a series of plays which () its reputation.
A. increased
B. enhanced
Gaining () to the club was no easy matter.
A. permission
B. admittance