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【单选题】
TCP协议在每次建立连接时,都要在收发双方之间交换()报文。A.
一个
B.
两个
C.
三个
D.
四个
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举一反三
【单选题】•Read the article below about an Italian car company. •Choose the best word to fill each gap from A, B, C or D. •For each question (19-33), mark one letter (A, B, C or D) on your Answer Sheet Gianni A...
A.
what
B.
that
C.
when
D.
if
【简答题】Questions 14～17 are based on the following dialogue between a lawyer and his customer． 第 14 题 How long have they not met each other?
【简答题】Questions 14～17 are based on the following dialogue between a lawyer and his customer. How long have they not met each other? [A] Half a year. [B] Two years. [C] Three or four years. [D] More than fiv...
【简答题】I级、II级、III级电涌保护器的连接导体采用铜线时,截面分别不应小于________、________、________。
【单选题】I was __17_ what was going on, so I went down and when I arrived at his office, the lawyer asked me if I knew a couple _18__ their names and I said yes.
A.
with
B.
at
C.
out of
D.
by
【简答题】电气系统I级、II级、III级试验的电涌保护器的连接导体截面不应小于______、______、______。
【单选题】I was __17_ what was going on, so I went down and when I arrived at his office, the lawyer asked me if I knew a couple _18__ their names and I said yes.
A.
wondering
B.
giving in
C.
expressing
D.
determining
【简答题】计算机按其用途可分为（）计算机和（）计算机两大类。（）计算机是能解决多种类型问题，具有较强通用性的计算机。一般的数字式电子计算机多属此类。（）计算机是为解决某些特定问题而专门设计的计算机。
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