单选题 . 
1. 
【正确答案】 C
【答案解析】 [听力原文]
   W: Darling, we don't have to hurry. There's still one and a half hours until the plane takes.
   M: But it's already six. And we'll need an hour and a quarter on the way.
   Q: When will they get to the airport according to the man?