皮皮学，免费搜题
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搜题
【判断题】
交换机也叫做 HUB ,是一种具有多个端口的中继器。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Our family makes it a________to turn off the television at mealtime and try to speak as little as p ossible. [ ]
A.
privilege
B.
pressure
C.
procedure
D.
principle
【简答题】Television is harmful to American polities because it makes the issues and electorate ______.
【单选题】People have criticized reality television because ______.
A.
it often makes fun with someone
B.
the name is inaccurate
C.
it uses special locations
D.
it shows reality
【单选题】Television makes us better ______than ever before.
A.
inform
B.
informing
C.
informed
D.
to be informed
【简答题】从自然属性来看最小的语音单位是( )。
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