〜てもいい expresses permission, meaning "may," "can," or "it is okay to."
Formation: Verb て-form + もいい
May I go home now?
Common patterns:
• 〜てもいいですか - Asking permission (polite)
• 〜てもいい？ - Asking permission (casual)
• 〜てもいいよ - Giving permission
• 〜なくてもいい - Don't have to (permission not to do)
Politeness levels:
• てもいい？ → Casual
• てもいいですか → Polite
• てもよろしいですか → Formal
てもいい = permission, may
- 食べてもいいですか？(May I eat?)
なくてもいい = don't have to
- 食べなくてもいい (You don't have to eat)
てもいい vs ていい
- Both acceptable, てもいい more standard
May I sit here?
You can go home.
Can I eat it?
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