TY  - GEN
AU  - Chávez Ruíz,Martha Elena
TI  - Welcome to english I an english compilation: with integrated workbook 
U1  - LEI 420 
PY  - 2003///
CY  - México
PB  - Colegio de Bachilleres del Estado de San Luis Potosí
KW  - Inglés - Ejercicios
N1  - Incluye bibliografía e índice; 1. Nouns and pronouns -- 2. Be, affirmative, negative -- 3. Interrogative -- 4. Short answers -- 5. Numbers -- 6. Questions Wh -- 7. Reading -- 8. Adjectives -- 9. Article a/an -- 10. Plurals -- 11. There is/there are -- 12. Reading -- 13. Demostrative adjectives -- 14. Time -- 15. Simple present tense -- 16. Do/does -- 17. Questions Wh -- 18. Reading -- 19. Some-Any -- 20. Reading -- 21. Frequency adverbs -- 22. Can -- 23. Present continuos -- 24. Reading -- 25. Object pronouns
ER  -