When he knew the disappointing result of the exam, he seemed quite _______.

A．fed up

B．cast down

C．in vain

D．in amazement

栝蒌薤白白酒汤证的典型脉象是（）

A.脉沉细

B.寸口脉沉而迟，关上小紧数

C.寸口关上微，尺中小紧

D.寸口脉浮而缓，跌阳脉紧而数