... Ting Anh 10 ). In this study, the experimental treatment was done together with the new textbook Ting Anh 10. The 26 treatment period lasted for 4 months, started on September 10th, 2007 ... research took the whole class as a unit in the experiment. Two existing classes (Class 10 T and Class 10 L) were already pre-assigned to the experimental group and the control group before ... control group took frequently were of fixed selections from the textbook Tieng Anh 10, which was designed for 10th form students as a whole. Meanwhile, the experimental group who took part in...