It’s foggy today. I’m not sure _______ the highway will be closed soon. Let’s set off earlier. A. wh...
2022-12-07 15:26:26 120次 2016届江苏省九年级上学期期中考试英语试卷（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 foggy today. I’m not sure _______ the highway will be closed soon. Let’s set off earlier.
A. when B. whether C. how D. that
本题链接：
