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【单选题】
为了提高通信信道的利用率,使多个不同用户信号在同一信道中传输而不互相干扰的技术,称为( )。A.
复用
B.
聚合
C.
复合
D.
复接
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】— ____ in this street? — I think Mr. Black is the richest man.
A.
Whom do you think is the richest man
B.
Who do you think is the richest man
C.
Do you think who is the richest man
D.
Do you think whom is the richest man
【单选题】Mr. White, who___________ moved to the south of France, still lives in London.
A.
think to have
B.
think had
C.
though have
D.
thought had
【单选题】— What do you think of the report Mr. Green gave us last week? — I think it’s _______, but someone thinks it’s much too _______.
A.
enough wonderful; boring
B.
wonderful enough; bored
C.
wonderful enough; boring
D.
enough wonderful; bored
【单选题】—Is Mr. Black ill? —______. I think he will have to stay at home to have a good rest.
A.
I don’t think so
B.
I’m afraid not
C.
I hope so
D.
I’m afraid so
【单选题】Curtis: Who do you think is the murderer in this story? Greg:I think it's Mr. Johnson, because he was in the house at the time of the murder. Curtis: No, __________
A.
you never know.
B.
but you may be mistaken.
C.
but you are on the right track.
D.
I don't know either.
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