The entire sales staff has worked around the clock for a week.
My sister takes piano lessons twice a week.
The party was put off for a week.
The whole class is present once a week.
We gather here once a week.
It rained for a week.
This book is really difficult to finish reading in a week.
It was a week before Jane got over her cold.
The summer vacation is only a week away.
I can pay no more than $50 a week for rent.