My brother spent all morning_____soccer with his classmates.

A．plays

B．to play

C．playing

D．played

若属肺肾阴虚咳嗽，应选用（）

A．气血辨证 

B．阴阳辨证 

C．表里辨证 

D．虚实辨证 

E．寒热辨证