Even if the treatment ________，there’s still no magic pill for patients in the late stage of AIDS.

A．does

B．uses

C．works

D．helps

“应付债券”账户的借方反映的内容有______。

A．债券溢价的摊销

B．债券折价的摊销

C．期末计提应付债券利息

D．归还债券本金