How often do you water it three times a week

花一周───It takes a week;多长时间───How long

We can't meet the required delivery time, because it takes a week for materials preparation.───我们肯定赶不上交货期，因为从我们下单到原材料到货，需要一周的时间。

It takes a week to celebrate the New Year.───过新年要隆重庆祝一周。

These men are taking from me in ten minutes what it takes a week to make.───这些人用十分钟从我手里夺走的东西，我得花一个星期才能弥补。

It takes a week to process the application.───申请的处理需要花一周的时间。