请教高中英语题I’ll come to see your preformance at 9:00 tomorrow ev

请教高中英语题
I’ll come to see your preformance at 9:00 tomorrow evening .
--I’am sorry ,by then my performance （） and I （）reporters in the neeting room.
A.will end ；will meet B.will have ended ；will be meeting C.will be ended ；am going to meet D.is to end ；will meet
不明白第二个空,大家帮下忙呗.
谢谢啊
为什么是 will be meeting？
will meeting 为什么不行啊