USING COOPERATIVE LEARNING STRATEGIES TO IMPROVE READING COMPREHENSION OF THE SEVENTH GRADE STUDENTS AT SMP N 1 BOROBUDUR IN THE ACADEMIC YEAR OF 2012/2013 A Thesis Presented as Partial Fulfillment of the Requirements for the Attainment of the Sarjana Pendidikan Degree in English Language Education By: Aditya Pratama 07202244026 ENGLISH EDUCATION DEPARTMENT FACULTY OF LANGUAGES AND ARTS YOGYAKARTA STATE UNIVERSITY 2013