下列关于山楂的有效成分,错误的是() A.黄酮类 B.生物碱类 C.有机酸类 D.维 发布时间:2017-08-25 04:29 │ 来源:www.tikuol.com 题型:单项选择题 A1型题 问题: 下列关于山楂的有效成分,错误的是()A.黄酮类B.生物碱类C.有机酸类D.维生素类E.磷脂
题型:单项选择题 A1型题 Since your car _____. You may use mine.A. is being repaired B. has been repaired C. is repairing D. is being repairing 查看答案