HOW DO I START MY REPORT OFF ABOUT THE DIGESTIVE SYSTEM

Answer 1

http://www.google.com/search?q=digestive+system&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a

Answer 2

You start off your report with an introductory paragraph that ends with your thesis statement.

http://homeworktips.about.com/od/paperassignments/a/introsentence.htm