张景岳对于基础理论的研究，以（）和（）最为突出。
参考答案：阴阳理论；命门学说
--- Would you like _______ swimming with me after school?
--- Sorry, I enjoy _______ chess with my father.
A．to go, playing
B．going, playing
C．to go, to play
D．going, to play
王女士患关节肿痛已2年，考虑为类风湿性关节炎
类风湿性关节炎最常侵犯（）。
A.手足小关节
B.膝关节
C.髋关节
D.踝、肘关节
E.脊柱各关节
