31.   Sally spent several years in an institution.

32.   She or he would have to spend a year in general practice to have the opportunity to acquire similar skills.

33.   She spent several years nursing in a military hospital.

34.   She spent several years studying the behaviour of gorillas in Africa.

35.   She spent years carrying out painstaking historical research.

36.   Some academics have spent years squirrelling around for proxies for gun ownership in given geographical areas.

37.   Spending a year working for a big company will be good for him - at the moment he has no head for business at all.

38.   The musician spends years perfecting his craft.

39.   The plotters were arrested and spent a year in jail awaiting trial.

40.   The third or professional year is spent on placement in selected sectors of the hospitality industry.