The rapid development of computer technology in the past decades opens up the way to CAI (Computer-AssistedInstruction), thus revolutionizing the traditional English teaching method.
计算机技术的迅猛发展使多媒体英语教学成为可能，从而革新了传统的英语教学模式。
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Intelligent ComputerAssistedInstruction (ICAI) is one of the application modes in CAI. It is based on the artificial intelligence science, cognitive science and thought science.