TY  - BOOK
AU  - Eckstut,Samuela
TI  - Focus on grammar workbook. A basic course reference and practice
SN  - 9780201764987
U1  - 425 
PY  - 1994///
CY  - New York (Estados Unidos)
PB  - Addison - Wesley Publishing Company
KW  - EDUCACION
KW  - APRENDIZAJE
KW  - ESCRITURA
KW  - INGLES TECNICO
KW  - INGLES
KW  - LENGUAJE Y EDUCACION
N1  - Incluye índice general, ejercicios planteados, gráficos; Simple past tense.-- Past tense of be.-- Nouns and quantifiers modals can could would.-- Future modals may and might.-- Comparisins.-- Past progressive direct and indicert objects.-- Modals should had have to must superlatives.-- Putting it all together
ER  -