【单选题】根据下列文章,请回答 41~45 题。 Natural Health Care Natural health care is a philosophy and a set of principles and practices based on science that lead to an extraordinary level of personal health and happiness....
【单选题】Health Care in the US Health care in the US is well-known but very expensive. Paying the doctor's bill after a major illness or accident can cost hundreds of thousands of dollars. In the US, a person'...