下列哪项不是理气药的药理作用
A.利胆B.抑制胃肠运动C.抗溃疡D.收缩支气管平滑肌E.兴奋子宫
参考答案:D
解析:大多数理气药有松弛支气管平滑肌作用。
Human beings should be _____ to pandas, because there are a _____ number of pandas in the world.[ ]
A. friendly, small
B. friend, little
C. friendly, little
病毒的核酸通常是().