become a member和be a member的区别
问题描述：
become a member和be a member的区别
如题
He_______a party member for one year.
A.was B.became C.has been D.has become
答
C
become a member和be a member的区别
如题
He_______a party member for one year.
A.was B.became C.has been D.has become
C