21.   Roses grown on their own roots tend to be hardier creatures than grafted roses, which may succumb to a hard winter.

22.   Since the surcharge was abolished in January, prices declined slightly while consumption and exports increased due to the hard winter.

23.   Since the surcharge was abolished in January, revenue declined slightly while consumption and exports increased due to the hard winter.

24.   Still, what is striking about all these rumors of a hard winter to come is their capacity to transform the scenery now.

25.   The Bose spokesman said temperatures lower than that can damage the speakers, so you should bring them inside before hard winter hits.

26.   The contaminated wheat was the hard red winter variety, the top export wheat and used to make bread.

27.   The contaminated wheat was the hard red winter variety, used to make bread and the top U.S. wheat export.

28.   The five inches that fell brought grim satisfaction to those who believe that a hard winter is the spine of the region and the ballast of the passing year.

29.   The homeless community was hit hard last winter when seven alcoholic street people in Boston died from the cold weather.

30.   The Martians of summer are facing a hard winter.