Focus on grammar: A high- intermediate course for reference and practice/
by Marjorie Fuchs and Margaret Bonner
- Addison-Wesley Publishing Company, Inc., c1995
- xv, 164p.: ill.; 27.5 cm.
Includes Appendices and index
Part I. Present and past. --II. Future. --III. Tag questions, additions and responses. --IV. Gerunds and infinitives. --V. Passive.