地奥心血康制剂中的薯蓣皂苷和原薯蓣皂苷的作用是
A. 抗疲劳
B. 促肾上腺皮质激素样活性
C. 降血脂、降血糖、扩张冠脉
D. 抗真菌
E. 免疫抑制作用
下列哪种化合物属于简单香豆素类
A. 芦荟苷
B. 大黄素
C. 七叶内酯和七叶苷
D. 补骨脂素
E. 花椒内酯
Kelly is putting the final ______ to her speech.
A. notes
B. remarks
C. comments
D. touches
My sister is always building castles in the air. The underlined part means ______.
A. daydreaming
B. using imagination
C. creating a work of art
D. bragging about herself