第7题: [单项选择]A guide dog for a blind person must show good ______ and be able to follow some commands. A. sentiment B. disposition C. resolution D. morality 参考答案:B 答案解析:disposition性情(类似于nature);sentiment情绪,观点;resolution决心;morality道德观念。A、C、D选项用于狗不合适,故选B。