Bob was only seven years old. One night, Bob was at home alone while his parents were out for party. He had often stayed alone before,  he wasn't afraid. As he waited for his parents （return ） home, he watched a film on TV. His eyes （become） heavier and heavier as time passed by. Suddenly Bob's eyes opened wide—was the sound in the next room? Bob heard the window being opened （slow）. For a minute, Bob was so frightened he could not move, and that his body  （feel） like ice. He knew that he couldn't lose his mind and began to think the things he could do. Again he heard the sound of someone （try） to climb into his home through the window. Bob's （drum） were standing in the corner near the TV. "Wait, maybe there is something I can do, " thought Bob. He beat his drums as hard as he could. The sound was so terrible that Bob surprised even （him）. He also surprised the man in the window, who ran away as  （fast） as possible. How clever he was!