I am trying to figure out how to start this paragraph...The question is Explain how purpose, audience, tone, and content impacts academic writing

Answer 1

You start by listing the answers to the question. Know what you are going to write in the paragraph -- and then devise the first sentence, which is usually the topic sentence.

Answer 2

These sites will help you.

http://www.indiana.edu/~wts/pamphlets/paragraphs.shtml

http://owl.english.purdue.edu/engagement/index.php?category_id=2&sub_category_id=1&article_id=29