A : 여기에 앉아도 돼요? B : 네, 앉아도 돼요. ** A : 여기에서 음식을 먹어도 돼요? B : 그럼요. A : May I seat here? B : Yes. ** A : May I eat food here? B : Of course. Grammar Points V-아도/어도 되다 '-아도/어도 되다' is used to express permission. In a question, this pattern is used to ask permission from another person. In a declarative sentence, it expresses the permission of the speaker. verb stem's last vowels ending with 'ㅏ' or 'ㅗ' + -아도 돼요 : 가다 -> 가도 돼요. verbs ending with '하다', 하다 -> 해도 돼요 : 전화하다 -> 전화해도 돼요. In all other cases, add '-어도 돼요' : 먹다 -> 먹어도 돼요. Plus. When giving a full agreement, expressions such as "그럼요", "물론이지요", "네, 괜찮아요." are used.