The elective officers of the Village shall be a Moderator, a Clerk, a Treasurer, a Collector of Taxes, five trustees, a Village Attorney and legal agent, and three auditors. All of the elective officers shall be elected at the annual meeting for a term of one year, except that in the case of the trustees, the term of office shall be five years, and in the case of the auditors, the term of office shall be three years, one such officer to be elected at each annual meeting. All of the Village officers shall hold office until their successors are chosen and qualified. The Village at a special meeting may fill a vacancy in any Village office for the unexpired term. When a vacancy occurs in any office the trustees may fill forthwith such vacancy by appointment in writing until an election is had. Such appointment shall be filed by them in the office of the Village Clerk and duly recorded by him or her in the Village records.