Seudónimo Seudónimo 28-05-2017 English contestada Which of the following sentences is written correctly? Add a little butter to the pan [you could use olive oil as a substitute, if you like]. Add a little butter to the pan, you could use olive oil as a substitute, if you like. Add a little butter to the pan--you could use olive oil as a substitute, if you like--. Add a little butter to the pan (you could use olive oil as a substitute, if you like).