... classified in terms of: (1) The height of the bulk of the tongue in the mouth(2) The front/back position of the tongue in the mouth(3) The degree of lip-rounding(4) The length of vowels (Roach, ... overview of the study in which the rationale for the research, the research problem, the purposes, the research questions, the scope of the study, the research method, the significance of the study, ... Topic (4 points): Students were asked to discuss one topic with each other. The topics were within the content of the speaking units in the first semester. Students manner was assessed during...