Intermediate
1. 
Practice toward Mastering a, an, and the
Revised Edition
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2000 | $23.95 | Available | Add Paper for "The Article Book" to Cart |
2. 
Keys to Grammar for English Language Learners
2nd Edition
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2012 | $24.95 | Available | Add Paper for "Clear Grammar 2, 2nd Edition" to Cart |
3. 
Keys to Grammar for English Language Learners
2nd Edition
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2015 | $24.95 | Available | Add Paper for "Clear Grammar 3, 2nd Edition" to Cart |
4. 
Mastering Structure for Improved Writing
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2008 | $24.50 | Available | Add Paper for "Grammar-Writing Connections" to Cart |
5. 
Practice toward Mastering English Prepositions
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2006 | $26.95 | Available | Add Paper for "The Preposition Book" to Cart |
6. 
Phrasal Verbs in Context
| Format | Publication year | Price | Status | Purchasing option |
|---|---|---|---|---|
| Paper | 2003 | $22.95 | Available | Add Paper for "Zero In!" to Cart |