Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
watch the video and complete the intro:

"Quadris, a of the Tau Ceti system, across the from Earth. It was home for us until an conquered it. I by the 's side, but in vain. Even their remarkable weren't enough. The prince and I to the nearest on which we could and further his powers some day return to his people.
"Here on Earth, the prince is as Matthew Star. He's a American . He has ; people who love him. And me, his . I'm the only one who knows how special he is. for us is a series of and . assassins constantly come to us. Alone, we must ."