Fifteen weeks
星期───week;十五个───Fifteen
They spent a week in ( a ) retreat.───他们静修了一周.
Not until last week was the project in full blast.───工程直到上星期才全部开工.
The conference begins this week against a backdrop of unmitigated gloom.───会议这个星期在一片愁云惨雾中开始.
The job was virtually completed by the end of the week.───到周末时这项工作差不多完成了.
The sale starts next week.───特价促销从下星期开始。
She'll go to China Monday week.───她将在下下个星期一去中国.
She laid a little of her pay away each week.───她每周将薪水储蓄一点.
The weather stayed fine for a week.───这个星期天气一直很好.