41.   The aide exercises what remains of his muscles, a task performed by a physical therapist until that service was eliminated five months ago.

42.   That was the justification for privatizing prisons in several states, and for outsourcing other services once performed by higher-paid government employees.

43.   The dominant style of Christian music has been adult contemporary, as performed by such artists as Michael W. Smith and Steven Curtis Chapman.

44.   The movie ends with an extraordinarily beautiful song about exile and longing for the fatherland performed by an exiled Algerian singer, Fateh Benlala.

45.   The numbers performed by the enslaved Nubians display African musical roots.

46.   The performances will be age-appropriate but performed by top-ranked artists.

47.   The piece exploits the vulnerability of performing by having the singer stand silent onstage for the first two-thirds of it.

48.   The play is written, directed and performed by !bold!David!off!

49.   The recordings offer bracing reminders of how directly affecting art songs can be when performed by native singers.

50.   The resulting, rafter-rattling sound resembles some sort of post-modern symphony as performed by an array of foghorns.