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- They are on special this week. We have reduced the price by 20 percent. 这些商品本特价优惠，我们已降价百分之二十。
- They are on holiday in the Lake District. 他们在英格兰湖区度假。
- They were taking turns to be on the night shift. 他们轮流做夜班。
- When they are on holiday the work of doctors is often done by locums. 医生度假时，他们的工作常由代理医生负责。
- Now they are on their way to the dining hall. 现在他们在去餐厅的路上。
- They were on the verge of tears at parting. 他们分手时几乎要哭出来了。
- They are on the top of the shelf in my bedroom. 它们在我卧室的架子上。
- Women used to think they were on the shelf at 30. 过去女人一到30岁就认为是过了结婚年龄。
- They are on Mrs Green rs clothes line. 它们(衣服)在格林太太的晾衣绳上。
- They are on the December 27th. Do you like to go? 十二月二十七日的，喜欢去吗?
- They are taking turns to be on the night shift. 他们轮流做夜班。
- There's no time. They are on their way. 没时间了!他们已经上路了!
- They are on a strike to protest their rights. 他们在为保护自己的权益罢工。
- They are on back order for months. 他们收到回来的决定几个月了。
- They are on the table in the kitchen. 它们在厨房的桌上。
- They are on vacation in Auckland. 他们在奥克兰度假。
- Don't worry, they are on their way there. 别担心,他们正去那儿。
- Not really, but they are on the rise. 并不是很多。不过正在不断上升。
- They are on the opposite side of the issue. 他们对这议论持相反之意见。
- They are on friendly terms with the boss. 他们与老板的关系融洽。
