Online Writing Lab at Purdue University
Purdue University Owl: Academic Writing: Sentence Variety: Strategies for Variation
This lesson offers suggestions to help you fix short, choppy sentences, combine sentences with the same subject, and revise sentences that sound the same. L.11-12.3 Language Functions/Style
University of Illinois
University of Illinois Urbana Champaign: Toefl Practice Site: Coherence and Unity
This site discusses coherence achieved through major and minor connector transitions. Examples are given, and there is a link to an exercise meant for the particular class this site was designed for, still useful practice for anyone....