Our town________poor in the past, but great changes________in the town in the past three years.[ ]

A. was; had taken place  

B. was; have taken place

C. has been; had taken place  

D. has been; have taken place

男性，30岁，既往健康，胸片示右上浸润型肺结核，痰菌（+），应用常规量异烟肼、利福平、乙胺丁醇口服，链霉素肌注，两周后，患者仍有低热盗汗。(以下3题共用题干)

该患者需要进行的处置是（ ）。

A．加用糖皮质激素

B．增加抗结核药物

C．进行其他疾病相关的检查

D．继续目前治疗不变

E．安宫牛黄丸每日一次口服