The key of Multi-Media teaching is the design of classroom instruction, despite a great many other areas of teaching instruction concerned.
多媒体教学涉及教学设计的问题很多，对老师而言重在课堂教学设计。
2
In modern distance education, the multimedia classroom in two-way audio-visual distance instruction is a major equipment to carry out the two-way distance instruction.
Net Multi-media Computer Assisted Instruction (NMCAI) has obvious advantages in college English teaching, but there is irrational application of it as well.