信息电子技术包括 ,电信号的两种类型是 。A模拟信号和数字信号 B 电子器件、电路和电路的应用 C 模拟电子技术和数字电子技术D 正和负
A.
C
B.
A
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B
D.
D
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参考答案:
举一反三
【简答题】1) Clearly,
he depends too much on others' ____________ and __________ for his work.A. recognition; awards B. chocolates ;goodies C. potlucks; effort D. holidays; pays
【简答题】Fill in the blanks with the proper form of word in the bracket:Clearly, he depends too much on other’ _____________________(recognize) and_____________________ (award) for his work.