A portrait is a picture of a person. Portraits \_46\_ taken with a camera, drawn, or painted. Perhaps \_47\_ famous portrait in the world is the Mona Lisa. It was painted by the Italian \_48\_ Leonardo da Vinci about five hundred years ago. Look at the face of Mona Lisa. She seems to be smiling and yet nobody is absolutely sure that she is. Therefore, for hundreds of years, people have been fascinated by the \_49\_ on her face. Is she happy? Is she looking at you or at something \_50\_? What do you think she might be thinking?