您要查找的是不是：
- How long does the tour last? 这个旅游持续多久呢?
- How long does the tour take? 整个游程要花多少时间?
- How long does the training session last? 一堂训练课有多久?
- How long do the women's floor exercises last? 女子自由体操持续多长时间?
- How long does it take to complete the tour? 完成旅行要多长时间?
- How long does this tour last? 这次观光用多长时间?
- How long does the train take to get there? 坐火车到那儿得花多长时间?
- How long does the journey usually take? 这段旅程通常需要多长时间?
- How long does the train stay at this station? 列车在这个站停多久?
- How long does the guarantee last? 担保期多长?
- How long does the variable last? 变量应持续多长的时间?
- How long does the study of a correspondence course last? 整个函授学习的时间要持续多久?
- How long does the edge last on a shiv made from a spoon? 用汤匙做的刀的刀锋能保持多长时间？
- How long did the expedition last ? 考察历时多久?
- How long did the Atlanta Olympics last? 亚特兰大奥运会开了多长时间?
- How long does the average visitor stick around? 访问者平均停留多长时间?
- How long does the train stop here? 火车在这里停留多久?
- Mr Lima: How long does the crossing take? 利马先生：需要行驶多久呢?
- How long do the shops keep open? 商店开门的时间有多长?
- How long do the train stop here? 列车在这儿停多久?
