30.询问观光持续时间
Traveler: I want to take part in the bus tour.When does the bus leave?
游客：我想乘坐巴士旅游，什么时候发车？
Driver: Let me see,in 5 minuets.
司机：让我看下，5分钟之后。
Traveler: That's fine. I don't have much time to waste.
游客：太好了，我没有多少时间可以浪费了。
Driver: Don't worry.The bus tour is really worth while.You can enjoy the whole crty in a single day.
司机：别担心，这巴士是相当值的，你可以在一天内游遍整座城市。
Traveler: How long does the tour last?
游客：旅行持续多长时间？
Drrver: It lasts 4 hours from 10:00 t0 14:00.
司机：持续4个小时，上午10点到下午2点。
Notes:
waste让浪费
single adj.单一的