That day everyone wondered _____ the baby of four went to her mother’s office.

A．how was it that

B．how it was that

C．how was it

D．how was that

治疗亡阳证，汗出清冷，四肢厥逆，脉微欲绝者，应选用的药组是（）

A.附子、肉桂

B.附子、干姜

C.附子、人参

D.附子、细辛

E.附子、高良姜