41.   A lot of ordinary folks quietly do heroic duty every day caring for frail elders at home.

42.   A small switch on one side does double duty.

43.   Administration officials undoubtedly feel they have done their duty in putting us on alert.

44.   After years of normal activity, the cells and muscles that had done double duty taking the place of those destroyed by the disease were wearing out.

45.   All the hostages were doing their duty when they were killed, injured or endangered by their employer, New York State.

46.   Bud Selig is the commissioner in charge of screaming that the sky is falling, and he does his duty tirelessly.

47.   Bush should instruct his lawyers to drop their lawsuit and let the state and local Florida officials do their duty under the law.

48.   But a new concrete that can conduct electricity may make it possible to construct buildings in which the basic structure does double duty as an electromagnetic shield.

49.   But for the past two months, they have gone to work every weekday with their dad and done the duties of stock boys and janitors.

50.   But George briefly does his duty with Caroline and produces an heir, Princess Charlotte.