题目内容：
经营者提供服务，按国家规定或商业惯例应（ ）参考答案：
答案解析：
单选题：经营者提供服务，按国家规定或商业惯例应（ ）
- 题目分类：药事管理与法规
- 题目类型：单选题
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零售乙类非处方药的商业企业必须经（ ）
零售乙类非处方药的商业企业必须经（ ）
风邪不具有的性质和致病特点是（ ）
风邪不具有的性质和致病特点是（ ）
When he was in the countryside, he_________ visit the poor p
When he was in the countryside, he_________ visit the poor peasants, A．[ A ]used
听材料，回答题 When do children start school in the man's country?
听材料，回答题 When do children start school in the man's country?A．[ A ]At seve B．[ B
The diets of the people in the three regions are totally dif
The diets of the people in the three regions are totally different.