单选题
The writer regards physical exercise as a strong medicine because ______.
【正确答案】
B
【答案解析】本题是原文重现题,我们可以在第一段的第一句中找到相应的对照:Declaring that physical exercise is one of the most powerful medicines to help improve our quality of life is not an exaggeration.能够提高我们的生活质量绝对不是夸张。题干意思是“体育锻炼是一味药是因为它可以增强体质”。