听下面一段材料，填写下文空中所缺单词。 Brett had made a great deal of trouble since he came to live with us when he was 1__________ years old. I often told myself to love Brett. I tried to deal with him 2__________, but 3__________ I was feeling sad. When Brett was nearly 18, he was sent to a 4_________ school which helped troubled teens. At the 5_________ ceremony Brett thanked me for loving him, and I realized love is action.