나도

In a sentence

• 나도 김치를 좋아해.

  I also like kimchi.

  In this sentence, '나도' means 'I also', implying that someone else previously stated that they like kimchi, and the speaker is adding themselves to that sentiment.

• 나도 갈까?

  Shall I go too?

  Here, '나도' means 'I too', showing the speaker considers accompanying or joining someone who is already going.

• 나도 서울에서 왔어.

  I am also from Seoul.

  In this case, '나도' is used to indicate that the speaker shares a common origin with someone previously mentioned or implied.