Keywords: Demonstration Method, Students’ Vocabulary Mastery in Marching Drills of English The objective of this research is Demonstration Method more effective in the teaching vocabulary in Marching Drills of English to the members of Resimen Mahasiswa Satuan 924/Garudea Pancasakti Tegal University in the Academic Year 2014/2015. The population of the research is the members of Resimen Mah…