The Correlation study between students'simple present tense mastery and vocabulary mastery toward students'writing ability of descriptive text at the eleventh grade of MA al Muayyad Sukoharjo in the academic year of 2015/2016 - Wiwik Nur Khoiril Setyowati (Jurusan Pendidikan Bahasa Inggris Fakultas Ilmu Tarbiyah dan Keguruan IAIN Surakarta, 2016)