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【单选题】
调制解调器中的“解调”是指A.
将数字信号转换成模拟信号
B.
模拟信号和数字信号的互换
C.
将模拟信号转换成数字信号
D.
只负责解决信号转换时的错误
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【单选题】Traveling can be fun and easy. A vacation trip to another country is especially enjoyable when the traveling conditions are good. Good traveling conditions【11】a comfortable mode of transportation，know...
A.
include
B.
conclude
C.
hold
D.
contain
【简答题】阅读理解。 We can not live a modern life without traveling. The fastest way of traveling is by air. With a plane people can travel in one day to places which it took a month or more to get to a hundred yea...
【简答题】()是马克思主义关于社会主义核心价值观论述的基本原则
【简答题】阅读理解。 We can not live a modern life without traveling. The fastest way of traveling is by air. With a plane one can travel in one day to places which it took a month or more to get to a hundred years ...
【单选题】Traveling can be fun and easy. A vacation trip to another country is especially 【21】______ when the traveling conditions are good. Good traveling conditions 【22】______ a comfortable mode (方式) of trans...
A.
happy
B.
enjoyable
C.
amusing
D.
favorable
【单选题】Traveling can be fun and easy. A vacation trip to another country is especially enjoyable when the traveling conditions are good. Good traveling conditions (11) a comfortable mode of transportation，kn...
A.
include
B.
conclude
C.
hold
D.
contain
【单选题】Considering that traveling can be dangerous at times, the woman ______.
A.
travels only to safe places
B.
avoids traveling alone as much as possible
C.
very often travels by day
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