（2015.江苏徐州）— What time shall we leave for the airport? — It's foggy today. I'm not sure __________ be closed soon. Let's go now.

题型：单选题题类：真题难易度：普通

— What time shall we leave for the airport? — It's foggy today. I'm not sure __________ be closed soon. Let's go now.

A、whether the highway wil B、whether will the highway C、when the highway will D、when will the highway