Once you have purchased Strunk & White's "The Elements of Style," read it immediately. Although thin, this book is full of rich information that will provide you with key skills necessary for improving your writing skills. Written in an easy to read, fun style, it is sure to improve your writing.
As you continue to read the book, complete all exercises.
Once finished with "The Elements of Style," begin reading and practicing the essay portion of any GED Study Guide. They are available online and at most book stores.
Complete the exercises in your GED Study Guide. These books have actual essay topics seen on the test in the past.
Go to your scheduled GED test and put your new writing skills to the test. If all these steps were followed, you should have passed the essay portion with no problem at all.