I will come to attend your lecture at 10:00 tomorrow.--- I’m sorry,by then my lecture will have ende

题目

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.
选项:
a、is being met b、 will meet c、 will be meeting d、 will have met
选哪个?请分析并翻译整句
为什么?

答案

I will come to attend your lecture at 10:00 tomorrow.
我明天早上10点会去参加你的演讲.
I’m sorry, by then my lecture will have ended and I ______ my guests in my office.
抱歉,那时候我的演讲已经结束了,那时我将会与我的客人们在办公室里.
选c,用将来进行时