Word Source, Second Edition features: *A 12-question diagnostic quiz to show readers where they need the most help. *Topics broken down by subject to make it easy for the reader to group concepts together for easier memorization. *A variety of practice exercises with detailed answer explanations for every topic. *A30-question recognition and recall practice set that includes material from the entire chapter, (and a few questions that cover material from the previous chapters) to once again reinforce what the reader has learned on a larger scale. *Detailed answer explanations that followeach practice set.