The play had begunfor 10 minuteswhen we got to the theatre. A B C DA had begun---had been

发布时间：2020-08-17 13:34:27

The play had begunfor 10 minuteswhen we got to the theatre.
A        B        C       DA   had begun---had been on 

网友回答

(答案→)A   had begun---had been on 
解析：began没有完成时态。
以上问题属网友观点，不代表本站立场，仅供参考！