The advent and development of modern Information Technology (IT) leads to the epoch of E-learning,which infuses the fresh might into the development of Computer Assisted Instruction(CAI).

• 现代信息技术的出现与发展，带来了E-Learning时代。 这给计算机辅助教学(Computer Assisted Instrnction，简称CAI)的发展注入了鲜活的力量。