41.   This time around, the course of the economy will be determined in large part by the relative power of two opposing forces.

42.   Those opposing forces can never be fully reconciled, but must be lived with.

43.   U.S. officials take comfort that China currently lacks the amphibious capability to carry out a successful amphibious landing on Taiwan against opposing forces.

44.   Two opposing forces tug at defensive players, Smith said.

45.   When an opposing force is abruptly removed, the brain believes, for a moment, that the force is still there.

46.   Whether in orbit or deep space, objects set in motion tend to stay that way, never slowing down except when encountering an opposing force or another object.

47.   Rarely have opposing forces done more than trade artillery or rockets across the farms and pastures that border the Hindu Kush mountains north of Kabul.

48.   All opposing forces fled the town after the offensive.

49.   An Afghan working for an international aid organization, who spoke on condition of anonymity, said his village was caught between the opposing forces in the Afghan war.

50.   Amid the gloom, however, the Indian troops show a gritty determination to fight and a conviction that the opposing forces must be evicted at all costs.