Mrs Smith lives in our building. She is really a good        because she is always ready to help people around her.

A．visitor

B．waiter

C．neighbour

D．artist

血管炎病的治疗原则正确的是（）

A.重要内脏受累者除糖皮质激素外应及早用免疫抑制剂

B.辅助治疗

C.病因治疗

D.糖皮质激素是血管炎病的基础治疗

E.一旦明确诊断立即进行治疗