问题
选择题
It was a time ___ racial separation was the law in much of the United States. [ ]
A. when
B. that
C. which
D. where
答案
答案：A
搜题请搜索小程序“爱下问搜题”
It was a time ___ racial separation was the law in much of the United States. [ ]
A. when
B. that
C. which
D. where
答案：A