— Did you see the movie ‘If You Are The One (非诚勿扰)’ last night ?

— Yes, but when I got to the cinema , the film ________ for ten minutes .

A．had begun

B．had been on

C．has been on

D．began

企业发行债券实际收到的款项大于债券票面价值的差额采用实际利率法进行摊销，各期确认的实际利息费用会逐期增加。 ( )