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【多选题】
网卡的功能有( )。
A.
数据帧的封装与
B.
数据帧的正确发送与接收
C.
传输介质之间的物理连接和电信号匹配。
D.
链路管理、编/译码和速率调整
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参考答案:
举一反三
【判断题】电力系统各电气元件之间通常用断路器相互连接,每台断路器都装有相应的继电保护装置
A.
正确
B.
错误
【单选题】生物进化遵循着一定的规律,下列不属于生物进化规律的是(  )
A.
从水生到陆生
B.
从简单到复杂
C.
从无到有
D.
从低等到高等
【单选题】Your client has failed to (10) … his obligations under the agreement and is therefore clearly in breach of contract.
A.
do
B.
make
C.
carry out
D.
accomplish
【单选题】Under the agreement, all trade barriers between the two countries will be ______ by the end of this year.
A.
abolished
B.
canceled
C.
eliminated
D.
disposed
【单选题】Under the agreement, all trade barriers between the two countries will be- by the end of the year.
A.
abolished
B.
canceled
C.
eliminated
D.
disposed
【单选题】What will happen to nuclear warheads under the agreement?
A.
They will be disassembled in Russia.
B.
They will be disassembled in Ukraine.
C.
They will be controlled by Russia.
D.
They will be controlled by the Black Sea Fleet.
【简答题】Underthe agreement, all trade barriers between the two countries will be ________bythe end of this year.A. abolished B. canceled C. eliminated D. disposed
【单选题】Under the agreement, the nuclear warheads will be ______.
A.
controlled by Russia
B.
controlled by the Black Sea Fleet
C.
disassembled in Ukraine
D.
disassembled in Russia
【单选题】生物的演化规律是:( )。
A.
由高级到低级
B.
由复杂到简单
C.
由简单到复杂
D.
一成不变
【判断题】电力系统各电气元件之间通常用断路器连接,每台断路器都装有相应的继电保护装置。
A.
正确
B.
错误
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