A-A+
We were told that we should follow the main ro
问题详情
We were told that we should follow the main road______ we reached the central railway station.
A．whenever
B．until
C．while
D．wherever请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：A项表示“随时，无论何时”，用于时间状语从句；B项表示“一直……，直到”，符合句意；C项表示“当，然而”；D项表示“无论何地”，用于连接地点状语从句。可见A、C、D均不符合题意，可以排除。
