TY  - BOOK
AU  - Duckworth, Michael
TI  - Business grammar & practice
SN  - 9780194570794
AV  - PE 1115 D82B 2003
PY  - 2003///
CY  - Oxford
PB  - Oxford University Press
KW  - ENGLISH LANGUAGE
KW  - BUSINESS ENGLISH
KW  - BUSIENSS ENGLISH
KW  - PROBLIEMS, EXERCISES, ETC
KW  - TEXTBOOKS FOR FOREIGN SPEAKER
N1  - Present simple; Present continuous; Present simple vs present continuous; Past simple; Present perfect (1)
ER  -