Not far from the school there was a garden, ________ owner seated in it playing chess with his little

grandson every afternoon. [ ]

A．its  

B．whose

C．which  

D．that

以下除哪项外都是稳定型心绞痛缓解期非药物治疗（）

A.禁绝烟酒

B.卧床休息

C.不宜过饱

D.减轻精神负担

E.适当的体力活动