(6) Concentration in class:5-Always attentively; 4-Often attentively; 3-Sometimes attentively; 2-Seldom attentively; 1-Always absent-minded

Contribution in class: 5-Being the representative to do group presentation; 4-Participanting in group work actively; 3-Participanting in group work; 2-Participanting in group work reluctantly; 1-No participation in group work。