This study discussed about the students’ mastery on adverb clause at
English Education Department of Tarbiyah and Teachers Training. The
formulation of the research problems were: 1). How is the mastery level of the
fifth semester students on adverb clause at English Education Department of
Tarbiyah and Teachers Training Faculty academic year 2017/2018? 2) What is the
most difficult type of the fifth semester students on adverb clause at English
Education Department of Tarbiyah and Teachers Training Faculty academic year
2017/2018? This research aims at: 1) Gaining and describe the mastery level of
the fifth semester students on adverb clause at English Education Departments of
Tarbiyah and Teachers Training Faculty. 2) Finding the most difficult type of the
fifth semester students on adverb clause at English Education Department of
Tarbiyah and Teachers Training Faculty.
The research design in this study was descriptive quantitative method. The
subjects of this study were 136 students or all of students in the fifth semester
students at English Education Department of Tarbiyah and Teachers Training
Faculty. The research instruments were written test and documentation. The data
analysis was inductive.
The research findings were 1) The level of mastery of the fifth semester
students on adverb clause at English Education Department of Tarbiyah and
Teachers Training Faculty academic year 2017/2018 was in fair category with the
mean score 66.80. The most difficult type of the fifth semester students on adverb
clause at English Education Department of Tarbiyah and Teachers Training
Faculty was adverb clause of purpose type with 6.82% wrong answer.