Mr. Sherman is ________ VIP client of _______.
A. a; ours
B. a; our
C. an; ours
D. an; our
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She is ________ customer of _______.
A. a; William
B. a; William’s
C. the; William
D. the; William’s
Whose coffee do you prefer, _______?
A. Starbuck or Subway’s
B. Starbuck’s or Subway
C. Starbuck or Subway
D. Starbuck’s or Subway’s
Let’s meet in _______ time.
A. one week
B. two weeks
C. three week’s
D. four weeks’
因特网控制报文协议ICMP位于TCP/IP体系结构的网络层。
A. 对
B. 错