An artificial intelligence-based English training method invention involves a server providing an English training content to a learner and a device displaying the English training content provided from the server. The method includes collecting initial training data of the device, staging the collected initial training data, providing a training content suitable for proficiency and relevance of training to the device on the basis of the staged training data, transmitting an answer to the provided training content to the server and calculating training data at the server through a statistical algorithm based on the answer provided from the device, and graphing data after training on the basis of the calculated data to be displayed on the device, whereby the current training state can be displayed in more detail, by calculating the data according to the training result and displaying the graph thereof on the device.
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