Ultimate Tango School of Dance in Medford presents its 33rd Virtual Tuesday program of the pandemic. Virtual Short Sequences is offered at 7:30 p.m., covering the side step in Volcadita position, and more. Virtual Solo Exercises follows at 8:30 p.m. Classy Heels is available as a prerecorded Vimeo video for a solo workout at home. There is no fee required for participating in live classes or for watching the prerecorded videos (dancers are encouraged to do both), but Ultimate Tango "kindly…