TY  - BOOK
AU  - Hall, Eugene J
AU  - xx, 686 p.
AU  - Title
TI  - Building english sentences with auxiliary verbs
SN  - 0832504793
PY  - 1989///
CY  - Lincolnwood, Illinois USA
PB  - National Textbook Company
KW  - English language
KW  - Auxiliary verbs
KW  - Syntax
ER  -