题目内容：
The appropriate use of-these materials and courses will enable you to learn language ______ .
A．more definitions, examples of usage, and information about pronunciation, and grammar B．authentic pronunciation and a manageable amount of vocabulary
C．phrasebooks, dictionaries, videos, games and provide on linend or telephone support
D．from dictionaries to language courses
E．in a much easier and more effective way
F．begirmers or people with only a little knowledge of the language
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