Complete the second sentence I hurt my finger while I was playing the guitar.
Giải thích
I was playing the guitar when I hurt my finger.
Tôi bị đau ngón tay khi đang chơi guitar.
Tôi đang chơi guitar thì bị đau ngón tay.
I was playing the guitar when I hurt my finger.
Tôi bị đau ngón tay khi đang chơi guitar.
Tôi đang chơi guitar thì bị đau ngón tay.