Writing Research Papers by Factual Writing by 
The Essential Guide by Tips for how to write an abstract, or summary, of your completed research. In the academic world, this is the "hook" meant to draw the readers' interest.
The introduction of a paper is similar to an abstract, and can be difficult to write, but it doesn't have to be impossible. Here's a few links to help.
These are just a few of the many free tools on the Internet used by teachers and students alike to determine if a body of work has been plagiarized. Remember: if it's the difference between passing and failing, it's better to be safe than sorry!
