Justin, my brother, has been missing for several days. I miss him very much. I'm worried something bad has happened to him. 1 . I didn't see him that night, I heard him 2 . ( play) his favorite CD in his bedroom. But where has he gone? Yesterday a lady 3 . ( name) Mavis Wood told me that she once 4 . ( take) away by aliens. They did some research on her. But 5 . (luck) , they returned her home without any 6 . (injure) . If Justin has been taken away by aliens too, I hope they will return him soon. My parents have been 7 . (worry) about Justin. Soon after he was found missing, they called the police. However, the police are not making much progress. They are very puzzled, 8 . ( say) that they would try their best to find out the reason 9 . Justin had been missing. Dad is very disappointed with them. He doesn't think they are doing their job well. Mum is so worried1 0 . she can't sleep well. I hope Justin will come home soon and tell us what happened to him. I want all of us to be together again.