41.   He questioned the need to keep on so many troops if so few rebels remained to pose a threat.

42.   He has also questioned the need for a state bill when federal legislation is already in place.

43.   He said the agency questions the need for such a law.

44.   He questioned the need for the extra seismic reinforcement.

45.   Historically, Americans have always questioned the need for sending their soldiers to some new faraway place, even when the stakes were high and the risks low.

46.   However, several experts questioned the need to be so extreme.

47.   In fact, they have changed with the times and are attracting substantial numbers of students even as critics question the need for single-sex education.

48.   In his obituary, Sonny Bono, the entertainer and congressman, was quoted as having questioned the need for qualifications for jobs he had held.

49.   In truth, many scientists now question the need to add ethanol or any other ingredient to gasoline to control carbon monoxide emissions.

50.   Industry groups then questioned the need for tighter limits on soot, which comes mainly from power plants and diesel engines.