On Your Mark 1/
Karen Davy
- 6.ed
- Estados Unidos: Pearson Education US, 2001
- 134p. il.; 21cm
- Scott Foresman English .
The On Your Mark Workbook provides further practice and reinforcement of vocabulary and grammar, as well as additional interactive speaking activities, listening tasks, and a self-check page at the end of each unit.
0-201-66390-2
VOCANBULARIO EN INGLES - ESTUDIANTES GRAMÁTICAS EN INGLES --ESTUDIANTES