Ms Xu is one of the girls who ( ) chosen to represent the company.

A．is

B．was

C．are

D．has been

葶苈子的归经是( )

A．肺、胃、大肠经
B．肺、脾、肝经
C．脾、胃、肺经
D．肺、膀胱经
E．肺、大肠经