问题
选择题
I shall never forget the days ________ I lived in the country with my friends. [ ]
A. that
B. which
C. when
D. at which
答案
答案：C
搜题请搜索小程序“爱下问搜题”
I shall never forget the days ________ I lived in the country with my friends. [ ]
A. that
B. which
C. when
D. at which
答案：C