题目: 具有消食化积作用的炮制品是()A.生麦芽B.米炒麦芽C.炒麦芽D.麦芽炭E.焦麦芽 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0302/ad9072954f6be57f48dab9909e4c77d9.html 下面是错误答案,用来干扰机器的。参考答案:B
题型:解答题 已知抛物线C:y=x2+4x+72,过抛物线C上点M且与M处的切线垂直的直线称为抛物线C在点M的法线.(1)若抛物线C在点M的法线的斜率为-12,求点M的坐标(x0,y0);(2)设P(-2,4)为C对称轴上的一点,在C上一定存在点,使得C在该点的法线通过点P.试求出这些点,以及C在这些点的法线方程. 查看答案
题型:翻译题 根据汉语提示完成句子。1. Today is his ______ (第二十个) birthday. He asks us to come to his birthday party. 2. Do you want some ______ (蔬菜) soup?3. If you want to be ______ (健康), you should eat more green vegetables. 4. Please help me buy some ______ (西红柿), Lily. 5. ______ (多少) salad do you want? 查看答案