1. perform a juggling act (°î¿¹¸¦ Çغ¸ÀÌ´Ù) 2. perform on the piano (ÇǾƳ븦 ¿¬ÁÖÇÏ´Ù) 3. The seals performed well at the circus. (¹°°³µéÀÌ °î¸¶´Ü¿¡¼ ÀçÁÖ¸¦ Àß ºÎ·È´Ù) 4. perform before a large audience (¸¹Àº °üÁß ¾Õ¿¡¼ ¿¬±âÇÏ´Ù) 5. perform surgery (¿Ü°ú ¼ö¼úÀ» ÇÏ´Ù)