One of the subtleties of English that often confuses ESL learners is the proper use of "can" versus "may." While both words are used to ask for permission, they are used in different contexts and have distinct connotations. "Can" is generally used to denote ability or capacity. For example, "Can you swim?" is asking if someone has the ability to swim. It is also used informally to ask for permission, especially in casual conversation, such as, "Can I use your phone?" However, using "can" in formal settings or with people you do not know well can come off as impolite or overly casual. On the other hand, "may" is traditionally used to ask for permission in a more polite and formal manner. For example, "May I leave the table?" shows respect and is considered more appropriate in formal or respectful contexts. "May" is less commonly used to talk about ability, but it is the go-to choice for permissio...
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