--- I will e to attend your lecture at 10:00 tomorrow.
--- I’m sorry, by then my lecture will have ended and I_______ my guests in my officeA.is being metB.will meetC.will be meetingD.will have met
网友回答
C解析by then 是指将来的时间状语，排除A。再由句意可知，meet指的是到了十点钟时将正在进行的动作。