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【单选题】
多媒体计算机中的媒体信息是指( )。 1 数字、文字 2 声音、图形 3 动画、视频 4 图像A.
①
B.
②
C.
③
D.
① 、②、③、 ④
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举一反三
【单选题】Their talks next week are expected to focus______ business management. (B-16-12-25)
A.
on
B.
with
C.
in
D.
of
【简答题】Part IIVocabulary & Sturcture(10 minutes)Directions: This part is to test your ability to construct correct and meaningful sentences. It consists of 2 sections.Section ADirections: In this section, th...
【简答题】晶体管工作在饱和区时发射结 偏;集电结 偏
【简答题】使用 8031 芯片时,需将 /EA 引脚接 (填“低”或“高” )电平,因为其片内无程序存储器。
【单选题】Part II Vocabulary & Sturcture (10 minutes) Directions: This part is to test your ability to construct correct and meaningful sentences. It consists of 2 sections. Section A Directions: In this secti...
A.
on
B.
with
C.
in
D.
of
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