Write the correct possessive or apostrophe S phrase in parenthesis in Spanish - pg. 6 your = tu/tus (when person is addressed as "t'u" - informal "you" singular) your = su/sus (when person is/are addressed as "Ud. or Uds." - formal "you" singular & you plural) your = vuestro/vuestra/vuestros/vuestras (when persons are addressed as "vosotros")