________ is often the case with elder pe
题型：选择题
问题：
________ is often the case with elder people, my grandma talked about my new hairstyle for at least 50 minutes nonstop.
A．That
B．Which
C．As
D．It
________ is often the case with elder people, my grandma talked about my new hairstyle for at least 50 minutes nonstop.
A．That
B．Which
C．As
D．It