—I want someone to write the composition for me.

—No！As a student，you _______depend on yourself.

A．shall

B．will

C．can

D．may

脊髓压迫症首选（）

A.皮质类固醇激素治疗

B.手术治疗

C.去除病因治疗

D.理疗

E.免疫球蛋白治疗