下列哪项为杏苏散中的君药（）
A.紫苏叶
B.苦杏仁
C.苦杏仁、紫苏叶
D.苏梗
E.苦杏仁，苏梗
参考答案：C
To her disappointment, what she had devoted herself to in nothing but failure.
A．resulting
B．results
C．has resulted
D．resulted
铲齿成形铣刀的铲削量K与参数（）有关。
A.γfa、do、z
B.do、z、αfa
C.z、αfa、γfa
D.αfa、γfa、do
