单选题 —I will come to attend your lecture at 10:00 tomorrow.
—I"m sorry, by then my lecture will have ended and I ______ my guests in my office.
【正确答案】 C
【答案解析】[解析] 本题考查将来进行时的用法。根据at 10:00 tomorrow可知此处应用将来进行时表示将来某一时间正在进行的动作。故答案为C。