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【单选题】
完整计算机硬件系统一般包括外部设备和( )A.
运算器和控制器。
B.
存储器。
C.
主机
D.
中央处理器。
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举一反三
【简答题】Cyber Cafes are found in many cities around the world. Now, a few American high schools are opening these centers . For example, a high school in the state of Maryland began operating a Cyber Café las...
【简答题】I'd like to _____ all the students of Grade Three and say a few words.
【简答题】The students all say there may be _______(many) cars on the roads.
【单选题】( ) of the students say their parents always want to know where they are.
A.
All
B.
Many
C.
None
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