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题目内容
（郑州工业应用技术学院计算机专业英语）
The basic units of a computer system are as follows: _________
A.CPU, memory and disk
B.CPU, input and output unit
C.CPU, memory and I/O system
D.CPU, memory and ALU
A.CPU, memory and disk
B.CPU, input and output unit
C.CPU, memory and I/O system
D.CPU, memory and ALU
参考答案