ReadWriteThink
Read Write Think: An Active & Passive Voice Mini Lesson
Lesson which allows young scholars to explore active/passive voice verb choice through numerous online resources, and then apply these principles to their own writing style.
SUNY Empire State College
Empire State College: Writing Style Seminar
This detailed resource provides a good tutorial on writing style, whether informal or formal. It explains how to get style through word and sentence choice and includes lots of examples. W.9-10.1d & W.9-10.2e Style/tone/conv,...