31.   In addition, he began small-bore target shooting, an almost completely mental sport, to improve his ability to concentrate.

32.   In the past few years the world has improved its ability to spot famine and feed the starving.

33.   Investors seek proven reserves of oil and gas that will increase in value as geologists improve their ability to draw resources from tundra, mountains and sea.

34.   It has also improved its ability to make dangerous materials into weapons, including increasing the range of its missiles, according to a senior Security Council diplomat.

35.   Judicial secrecy has emerged as a major issue in Washington as Congress tries to craft new laws improving the ability of government regulators to monitor safety trends.

36.   Lance dropped out after a semester, hoping that physical and speech therapy would improve her abilities.

37.   Most agreed that their time in a troop had improved their ability to work with others, make friends and develop moral values.

38.   Nichols had decided she needed to improve her ability to find employees who could deal with the stress of tax season.

39.   Nichols said most states have improved their ability to use federal money efficiently in recent years.

40.   Nevertheless, the bank said that all regions except Sub-Saharan Africa improved their ability to service the rising stock of debt, primarily through increased exports.