31.   Recently, Dallas police warned motorists that when the rains finally came, hazardous driving conditions would be the first consequence.

32.   Rough driving conditions have led some people to give up skiing.

33.   Since then, driving conditions have changed, she noted.

34.   Some studies have shown that under real driving conditions, the average mileage per gallon is much lower, DeCicco said.

35.   So it means hectic shopping trips and painful driving conditions all around this country.

36.   Tabaczynski of Ford said another advantage of electronic-valve technology generally was its ability to burn fuel thoroughly in all driving conditions.

37.   The idea is that the most efficient power source, given the driving conditions at the time, is always in use.

38.   The Prius, which is made in Japan but was re-engineered for American driving conditions, sacrifices some fuel economy for practicality.

39.   The same rains that made the earth unstable in Maine also made driving conditions wretched in the coastal section of New Hampshire.

40.   They accomplished this task by cooling down the combustion chamber during certain driving conditions.