51.   But the picture the system provides is not crystal clear, and its usefulness is limited in wet weather.

52.   But when a plane is approaching a mountain, its height over the ground can be reduced to zero so quickly that the system cannot provide adequate warning.

53.   Commerce Department economists said their new system will also provide a more accurate GDP price deflator, a measure of inflation closely watched on Wall Street.

54.   Defenders of the status quo claim that the system provides a crucial character-building experience for the doctors of tomorrow.

55.   Do the various fact-checking systems provide enough safeguards to detect the fabrications of a reporter who makes up quotes or sources?

56.   Financial institutions say these tracking systems will provide better service to all.

57.   Faced with steadily growing demand, the school system has provided additional funds to accommodate the summer students.

58.   For example, to reduce spending on transportation, the school system may provide bus service to fewer students.

59.   For the wine lover or investor, the en primeur system provides an opportunity to buy the wine at a cheaper price and to secure a wine early.

60.   For the filmmakers, the asylum system provided not only dramatic material but a vehicle for fulfilling their journalistic ambitions.