Duolingo is a great tool for language learning, but it cant make you fully fluent. Becoming fluent from duolingo is possible, but it requires consistent practice, dedication, and a willingness to learn. While duolingo is an excellent starting point, its. This is true of any language learning course. There are none that will get you fluent all on their own.
Even duolingo doesn't state you be fluent from using their app. Even in their best language resources at most you can expect to be introduced to b2 content in reading and writing.
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