One and a half hours are allowed for the exam.
考试时间为一个半小时。
Four and a half hours of discussion took us up to midnight.
我们讨论了四个半小时，一直讨论到午夜。
I spent only one and a half hours.
我这么做只花了一个半小时。
This afternoon dad played tennis for one and a half hours.
今天下午爸爸打了一个半小时的网球。
还有两个半小时。
晚了一个半小时。
One and a half hours is enough for me.
对我来说一个半小时足够了。
I only knew him for two and a half hours.
我认识他仅两个半小时。
We drove two and a half hours to get there.
我们开了两个半小时到那里。
It takes two and a half hours to drive there.
开车到那里要两个半小时。
I kept swimming for about one and a half hours.
我一直游了一个半小时。
I worked without a break for two and a half hours.
我一口气工作了两个半小时，没有休息。
It took us two and a half hours to get to the forest.
到达那片森林花了我们两个半小时。
It took me one and a half hours to finish my homework.
完成家庭作业用了我一个半小时。
Did the last four and a half hours mean nothing to you?
过去的四个半小时对你来说没意义吗？
My teacher dragged his lecture out for one and a half hours.
我的老师把课拖了一个半小时。
It took us one and a half hours to finish the work yesterday.
昨天我们花了一个半小时完成了这项工作。
The boss asked him to explain why he was two and a half hours late.
老板要他解释一下为什么迟到两个半小时。
It was a slow steam train and took about four and a half hours.
它是一列慢蒸汽火车并且需要大约四个半小时。
In one and a half hours, I can walk from my house to the station.
我可以在一个半小时之内从家走到车站。
Your flight will arrive at Beijing airport in 3 and a half hours.
您的航班会在3个半小时后抵达北京机场。
On an average day they now spend seven and a half hours using media.
他们每天平均使用媒体七个半小时。
On an average day they now spend seven and a half hours using media.
他们每天平均使用媒体七个半小时。
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