Creating a new network system is a ________ process.
Creating a new network system is a ________ process.
A、length
B、lengthen
C、lengthy
D、lengthful
【正确答案】:C
【题目解析】:length 长度;lengthen 加长;lengthy 漫长的;D 错误表达,句意:创建一个新的网络系统是一个_______的过程。因此C正确,漫长的过程

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