(5). What does the word “due” mean in the first sentence of Para. 2? ( )(本题3.0分) A、 At the end of the month. B、 Within one month. C、 The agent would tell them. D、 When they were happy with the plans to improve the property.
参考答案:
11. 一个完整的计算机系统应包括 ( )(本题2.0分)A. 硬件系统和软件系统 B. 主机和外
11. 一个完整的计算机系统应包括 ( )(本题2.0分)A. 硬件系统和软件系统 B. 主机和外部设备C. 运算器、控制器和存储器D. 主机和实用程序