Subject-Verb agreement

You can find a document on subject-verb agreement with exercises here.  The key for the exercises is available here.

A longer document entitled "Grammar and Punctuation for Business Communication"  is hereby available.  Please refer to pages 11 - 14 for subject-verb agreement.  We will be using this document when we deal with other major issues related to writing.

This topic is dealth with in Section 25.4 of your book.