Abstract: A training method for language learning is provided, which includes: building user data of a user in a storage unit; retrieving target contents from a CTC database to a UTC database of the storage unit in accordance with difficulty levels of the target contents and the acquired level; setting a test by selecting test contents of the target contents in the UTC database as questions of the test; scoring the user's answers to the questions; performing an AL adjustment for the acquired level in accordance with a score of the test; performing a DL adjustment for the difficulty levels in accordance with correctness of each answer to the respective question in the test; and uploading the target contents with changed difficulty levels to the CTC database to update the target contents in the CTC database.