Outside of a dog, a book is man's best friend; inside of a dog it is too dark to read.
Groucho Marx is right! A book can be your best friend. Please use these resources to help you sharpen your skills.
This is a great on-line dictionary. You will also use it in class. http://www.merriam-webster.com/
What to be a better reader? Go to http://www.lexile.com/ and you will be able to create a customized book list that will bring you to the next level.