Thecurtainonthe2008USpresidentialelectionfinallyroselas...
问题详情：Thecurtainonthe2008USpresidentialelectionfinallyroselastmonthasJohnMcCainandBarackObamawereformallynominated（提名）ascandidatesofthetwomajorparties.Thismaybeoneofthehardestdecisionsvotershavetoma...