-- Alice, have you heard that the grocery store down the street was ____, and nearly all the things there were stolen?

--- God! Really? That’s horrible!

A．broken down

B．broken up

C．broken into

D．broken out

一男性，15岁，时有腰背部疼痛、僵硬3月，休息时加重，其祖父患有强直性脊柱炎。经骶髂关节摄片见关节面可疑模糊。无皮疹，无肠道和泌尿系统感染病史。

此时首选治疗药物是（）。

A.甲氨蝶呤

B.雷公藤

C.环磷酰胺

D.硫氮磺胺吡啶

E.糖皮质激素