11.   How many hours do you spend on domestic tasks each week?

12.   I spent many hours in a fruitless search for accommodation.

13.   I spent many hours like this, in very enjoyable conversation.

14.   Loi and Trondur spent wet hour after wet hour crouched on their knees, trying to refasten the bamboos.

15.   Miles began to gleefully spend an hour each afternoon sitting among his books.

16.   Sopping wet and breathing shallow she spent those hours trying to negotiate the weight of her eyelids.

17.   The Victorians spent countless hours on trains and passed many of them reading books.

18.   The young concert pianist had spent fewer hours reaching concert standard than he had spent achieving a mediocre amateur level.