How long does it take to master a language?

Related questions

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4. How do you leave a class on duolingo?
5. Did Vikings speak English?
6. Which Arabic dialect is the easiest to learn?
7. What is written on the Rosetta Stone?
8. Can duolingo get you fluent?
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Tags

1. #difficult
2. #twice
3. #language
4. #languages
5. #basic
6. #equates
7. #months
8. #fluency
9. #should
10. #hours
11. #three
12. #learn
13. #accounting