Hood River County Commissioners held a second worksession on Tuesday on the draft of a sales tax ordinance that will go to a public hearing on Monday.  Commissioners mainly dealt with clarifying language in the original draft.  County Administrator Jeff Hecksel points out as Commissioners have dealt with the details of exemptions and other elements of the proposed two-percent sales tax, more questions pop up, and should it be approved there will opportunities for the board to clarify issues.  County officials have said another revenue source is needed to prevent service cuts.  The first public hearing on the proposed sales tax ordinance will be on Monday at 6 p.m. in the County Administration Building, with a second planned February 20 before Commissioners decide whether to put the ordinance on the ballot.  Hecksel said the final draft of the ordinance will be posted on the County website when it is finished.