1 saw a woman running toward me in the dark. Before I could recognize who she was, she had run back

in the direction         she had come.   [ ]

A．of which      

B．by which  

C．in which      

D．from which

孤立型主动脉瓣下狭窄的分型为

A．隔膜型，漏斗型
B．隔膜型，肌肥厚型
C．隔膜型，纤维肌型
D．漏斗型，隧道型
E．以上均不对