The "Big Five" refers to ().
A. weapons, nuclear power, alcohol, gambling and tobacco
B. nuclear-power stocks, gambling stocks, liquor stock, tobacco stock and weapons stock
C. nuclear-power, gambling, liquor, cloth and food
D. weapons company, nuclear power company, gambling company, tobacco company and liquor company
查看答案
采用计算机高级语言编写的程序，其执行速度比用低级语言编写的程序要快。
A. 对
B. 错
What does Cathy say about Stan’s suggestion().
A. They’d have to get permission.
B. Jack wouldn’t like it.
C. She thinks it might work.
D. The other assistants should be consulted.
_____中包含了许多Windows 2000操作系统提供的实用程序，通过这些实用程序可以更改系统的外观和功能，对计算机的硬、软件系统进行设置。
_____是用户利用相应的开发工具开发的具有特定功能的程序，用来完成特定的任务。
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