¿Puedo ver su ropa interior? is how you would say "May I see your underwear" in Spanish.
see in spanish means yes.
"I can see" in Spanish is "Puedo ver".
"Today" in Spanish is "hoy". Sometimes you may see "hoy día". The term "actual" or "actualmente" can sometimes be interpreted that way as well.
In Spain. Here Castilian is a synonym of Spanish though some people may see "politic connotations" in the use of either name
"Jam" in Spanish is "mermelada". It is pronounced "mare-may-LA-dah". Please see the Related link below for confirmation of the translation.
"I want to see you" in Spanish is "Quiero verte".
"How may I help?" in Spanish is "¿Cómo puedo ayudar?" It is pronounced "KO-mo PWAY-doe i-you-DAR?" Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
"Fifth" in Spanish is "quinto". It is pronounced "KEEN-toe". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
"Maybe" in Spanish is "tal vez". It is pronounced "tahl base". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations
"The illness" in Spanish is "la enfermedad". It is pronounced "la en-fare-may-DOD". Please see the Related link below for confirmation of the translation.
"Pamela" in Spanish is "Pámela". It is pronounced "PAH-may-lah". Please see this site for confirmation of the translation: http://www.answers.com/library/Translations