He came here a year _______,and I have been here _______ two years.A before,in B ago,for C before,forC是错的
问题描述:
He came here a year _______,and I have been here _______ two years.
A before,in
B ago,for
C before,for
C是错的
答
He came here a year __B____,and I have been here _______ two years.
A before,in
B ago,for
C before,for