小建中汤与吴茱萸汤共有的功用是
A．温中补虚B．降逆止呕C．和里缓急D．益气生脉E．回阳救逆
参考答案：A
I would rather _____ basketball than _____ the piano in my free time. [ ]
A. playing; play
B. play; play
C. play; playing
D. playing; playing
齿轮传动中，为增加接触面积，改善啮合质量，在保留原齿轮传动副的情况下，采取（）措施。
A.刮削
B.研磨
C.锉削
D.加载跑合
