Question

By the time I got to the theatre, the play __________ for ten minutes.

A．had been on

B．had begun

C．have been on

D．has begun

Answer 1

A

时态考查题。By +过去的时间主句用过去完成时态，begin不能和段时间连用故选A。 句意：到我到达影院的时候戏已经演了十分钟了。