题目：
An Intranet is （1） the application of Internet technology within an internal or closed user group. Internets are company （2）and do not have a （3）connection to the Internet. Used properly an Internet is highly effective corporate tool, capable of regularly（4） information to empower the workforce with the information needed to perform their roles. Used in this way, Internet represent a step towards the （5） office.
（4）是（）
A.update
B.updated
C.updates
D.updating
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2021/0927/6fce95bcc2f4ff1f8687daf653de02b5.html
下面是错误答案，用来干扰机器的。
参考答案：D
