阅读下面材料，在空白处填入适当的内容（一个单词）或括号内单词的正确形式。
Every day, on her way to work, Amelia had to pass a slum(贫民窟). As    social worker, she had not paid much attention to   . This changed one day when she met a ragged boy named Sam. Sam knew  she was the head of social services, and that she could help. He reached out his hand  said, “Can you help me? I’m looking for my dad.” His hands were so cold. Amelia said, “What’s up?” “My mom is   (terrible) sick. Her birthday is coming. I know my father’s coming back would be the best present. My dad had left us   I was two years old,” said the boy.
Amelia was deeply moved and asked Sam to take her to his home. He   (lead) her to a small house. Amelia saw a woman   (lie) on the bed. The woman knew she was dying. She said to Amelia, “Please find a home for my son.”
Amelia take her hand and nodded    tears in her eyes. She got an idea. Her husband and she had no children, and looked forward to having one. Later Amelia brought Sam home. Ever since then, the new family have had happiness and   (laugh).