—Sorry, I'm late.____ the film____?—Yes.It__________ for half an hour.
A:Did; begin; has begun
B:Did; begin; has been on
C:Has; begun; has begun
D:Has; begun; has been on
白居易在《琵琶行》中,抒写与琵琶女素昧平生却同病相怜的句子是“____,____”。
函数y=sin(2x+5π2)的图象的一条对称轴方程为( )
①种植园主 ②教士 ③新贵族 ④资产阶级