It’s best to travel with someone who can translate things for you ________ you speak French yourself...
2023-02-18 21:19:40 44次 2012-2013学年湖北安陆市九年级12月月考英语卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It’s best to travel with someone who can translate
things for you ________ you speak French yourself.
A．if B．until C．unless D．when
本题链接：
