Please wait for all the graphics to load.Click on a word "beginning" in the left hand column, and then on a word "ending" in the right hand column. When you think you're done, click the "Check Answers" button. Hint: A light green arrow indicates the word you are currently working on; you can correct an answer at any time by clicking on an arrow and then selecting the proper word "ending".
Close this window when you want to quit.