牵正散的功用是( )
A．祛风化痰，定搐止痉B．燥湿化痰，平肝息风C．祛风化痰，通络止痉D．清热益气，息风解痉E．滋阴养血，柔筋息风
参考答案：C
— When did you buy this computer? It looks so new.
— I it for only a couple of days.
A．had
B．have bought
C．bought
D．have had
下图反映了我国古代某一朝代的都城布局，该布局的出现应该不晚于下列哪个朝代？( )
A．汉朝
B．隋朝
C．宋朝
D．明朝
