I will come to your lecture at 10:00 am. tomorrowI’m sorry. By then my lecture

问题补充：

--- I will come to your lecture at 10:00 am. tomorrow.

--- I’m sorry. By then my lecture and I my guests in my office.

A. will end; am being met

B. have ended; will meet

C. will have ended; will be meeting

D. will have ended; will have met

答案：

A. will end; am being met

B. have ended; will meet

(答案→)C. will have ended; will be meeting

D. will have ended; will have met

解析：10:00 am. Tomorrow是一个将来的时间，到这个时候我的演讲将已经结束，因此应用将来完成时，我将正和我的客人见面，应用将来进行时，因此本题选C。