题干

— Is it convenient if I call you up at 9 tomorrow morning?
— I am afraid not. I _____ a group of visiting teachers then.
A. am meeting B. will meet C. will be meeting D. will have met
上一题 下一题 0.65难度 单项选择 更新时间:2013-01-25 01:52:57

答案(点此获取答案解析)