【C20】A．practicalB．idealC．actualD．theoretical

A．poorB．idealC．averageD．mediocre

● OSI is a theoretical model that shows how any two different systems can communicate with

Tell me the exact time when the next plain will leave.A.awareB.accurateC.actualD.abroad

The recent findings are also applicable to other areas of design engineering.A.practicalB.

Why does the woman take Theoretical Dynamics again？A．Theoretical Dynamics is a required co

Which of the following has been proven both practically and theoretically？A．Depression has