71.   Federal agencies have cut energy use this year and have begun to use a variety of creative conservation programs, a Department of Energy report found.

72.   Finally, we do not deny that varying social contexts make it prudent or appropriate to use one variety rather than another.

73.   For almost three decades it has pursued the goal of preserving regional stability, using a variety of means to that end.

74.   Generally, if you cook with seasonal ingredients, using a variety of meats, vegetables and fruits, your dishes will naturally have a variety of colors.

75.   GM has been using a variety of compensation programs over the last decade, ranging from traditional commissions to straight fees to performance incentives.

76.   He also urged superintendents to use a variety of admissions criteria instead of relying on a single IQ test, as some districts do.

77.   He has used a variety of last names in different circumstances and at different times.

78.   He recommended using a variety of oils in cooking, including olive, canola, and peanut oil.

79.   He used a variety of aliases.

80.   Hedge funds invest money for rich people by using a variety of strategies, including shorting stocks, or betting that their value will go down.