The methods and technologies for building a multimedia CAI network interactive teaching system (MCNITS) is introduced.

The text discusses altitude schools CAI network Course research and exploitation from action orientation, theory apply and criterion, base on compare of tradition CAI and network CAI.

And, to the responsibility heart of the network we also have doubt, keep on saying says to love big star Cai Yilin, why can you want to conceal the height of Cai Yilin of family big star?