Quando eu uso "may" expressando duvida? Pode me explicar quando uso "may" e nao posso usar "can" ao inves?

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How do I know when to use Akkusativ and when to use Dativ? Is there a rule?
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Introdução: Nayane Bremm
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Why is German called "Deutsch" in German, while Dutch is called "Niederländer"? Why do some Romance languages seem to use a different root word, like "Alemán" in Spanish and "Allemand" in French?
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Why does it seem like Portuguese uses definite articles more often than other languages like Spanish and English?
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How do I use the present continuous in German? For example, phrases like "I am studying German now" or "They are talking to me"
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¿Debo usar "could" o "can" para hacer preguntas?
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中文