For any information system to serve its purpose,the information must be ( ) when it is
For any information system to serve its purpose,the information must be ( ) when it is needed.
A.integral
B.available
C.irreplaceable
D.confidential
much depends on what is meant by that concept ,of 英语 2020-05-13 …
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强调句it be that与主语从句中it形式主语区别主语从句that the driver co 英语 2020-05-16 …
I have been watching the return.I have been watch 英语 2020-05-16 …
A:Is this your car,Jim?B:Yes.Iam cleaning the car 英语 2020-05-16 …
it is nice to be important but it is more importa 其他 2020-05-16 …
---Do you know whose dictionary it is?----It()Li 英语 2020-05-16 …
Beijing is a city with a long history.It is the c 英语 2020-05-16 …
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For any information system to serve its purpose,th 计算机类考试 2020-05-26 …