SUSILOWATI, DWI. 1602500779, 2008. "The Effect of Students' Ability in Determining Diction toward Their Achievement in Building English Sentences Ability A Study of the Second Year Student at SMP Negeri Dukuhturi 2 Tegal." Thesis, Tegal, Faculty of Teacher Training and Education, Pancasakti Universitas Tegal. Key Words : Diction, English Sentence Building, Students of SMP Negeri Dukuhturi…