—Could you tell me ________ tomorrow morning?

—Well, it will start at 9 o'clock. [ ]

A. when the meeting will start

B. when will the meeting start

C. when the meeting started

D. when did the meeting start

有关麻疹的最早记载见于（）

A.《小儿药证直诀》

B.《黄帝内经》

C.《小儿斑疹备急方论》

D.《幼科发挥》

E.《幼幼集成》