题目

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项，选项中有两项为多余选项。 Today, we will talk about diet and weight loss. Exercise is important if you want to get in good shape. To have a perfect body, someone go to extremes to lose weight.   36 In the weight loss industry, there is never a lack of ideas about how to lose weight. Consider the “Sleeping Beauty diet,” where you sleep your way to weight loss. You cannot eat if you are sleeping, or so the theory goes.   37   The tapeworm (绦虫) is said to help people lose weight 设椭圆的两个焦点分别为，过作椭圆长轴的垂线交椭圆于点，若为等腰直角三角形，则椭圆的离心率是（　 ）A．B．C．D．