ABSTRACT Budianto, Aris (2022). "AN ANALYSIS OF ASSERTIVE ILLOCUTIONARY ACT IN THE TENTH-GRADE ENGLISH TEACHERS’ UTTERANCES AT MAN 1 KABUPATEN MAGELANG IN THE SCHOOL YEAR 2022 / 2023 ". Undergraduate Thesis. Magelang: English Department, Faculty of Education and Teachers' Training, Tidar University. Prof. Dr. Sukarno, M. Si. the first advisor, Susanti Malasari, M. Hum. the second advis…