-- May I speak to your manager Mr. Williams at five o’clock tonight?

--I’m sorry. Mr. Williams _______ to a conference long before then.”

A．will have gone

B．had gone

C．would have gone

D．has gone

里虚寒证出现畏寒肢冷的病机是（）

A.寒邪束表，卫气失宣

B.阳虚机体失于温煦

C.阴寒内盛，阳气被郁

D.气滞血瘀，阳气不达肌肤

E.肝郁，阳气不宣