Oxford Practice Grammar 2006 with answers (Broché)

The Oxford Practice Grammar three-level series - Basic, Intermediate, and Advanced -gives you the explanations and practice that are right for your level of English. Basic gives you lots of practice and clear, short, explanations; Intermediate gives you more detail, balanced with extended practice; Advanced gives you challenging practice activities and in-depth explanations. Revision units and tests help you focus on the grammar that needs more practice.