问题补充：
--- I will be able to come to see your at 8:30 tomorrow evening.
--- I’m sorry, by then it and I will be meeting reporters in the meeting room.
A. performer; will be ended
B. performance; will have ended
C. performing; is to end
D. perform; will be ended
答案：
A. performer; will be ended
(答案→)B. performance; will have ended
C. performing; is to end
D. perform; will be ended
解析：可联系答.案.网客服索取。
