Don’t call him at this time tomorrow, because he a meeting with his teachers.
A. is having
B. is going to have
C. will be having
D. has been having
网友回答
A. is having
B. is going to have
(答案→)C. will be having
D. has been having
解析：考查时态。句意：明天这个时候不要给他打电话，因为他将正在和他的老师们开会。根据句意可知，这里指的时间是“将来的某个时刻”，既有将来，又有进行时，综合考虑，应该使用将来进行时，故选C。