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【多选题】
关于交换机说法正确的是( )A.
交换机工作在数据链路层
B.
交换机可以分割冲突域
C.
交换机可以分割广播域
D.
交换机没有逻辑计算能力
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皮皮学刷刷变学霸
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【单选题】According to Paragraph 3, the newest group of singles are ______.
A.
warm and light hearted
B.
on either side of marriage
C.
negative and gloomy
D.
healthy and wealthy
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【单选题】The gifts he brought from Britain()last week.
A.
sent out(送出)
B.
were sent out
C.
have sent out
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【简答题】With the development of the newest form. of transportation, the towns in America are usually connected to the small plane airports by ______.
【简答题】Bill ,Frank and Dave were brothers. Every year, they sent their mother expensive gifts on her birthday .They liked to show her how rich and successful they were. The eldest brother ,Bill, had a lot of...
相关题目：
【单选题】The gifts he brought from Britain()last week.
A.
sent out(送出)
B.
were sent out
C.
have sent out