11.   He said that if a heightened sense of alertness thwarts a terrorist attack, the country may never know.

12.   It often creates a feeling of euphoria and heightened senses, followed by a deep depression.

13.   It seemed that the Knicks were at their sharpest when they had a heightened sense of responsibility.

14.   Many educated and affluent people now feel a heightened sense of permission to express bigoted opinions and to do so in language that is either flagrantly or marginally racist.

15.   Mensinger was a dancer of special delicacy with a heightened sense of the fine details of choreography.

16.   Most districts contacted Wednesday said the report prompted a heightened sense of security but did not disrupt schools.

17.   Others, however, are less likely to come away with overseas assignments than with a heightened sense of how international business works.

18.   Others arrived in Chicago with a heightened sense of how dangerous the new world could be.

19.   Others arrived in Chicago with a heightened sense of how dangerous the new world can be.

20.   Pascale says it takes several minutes to drip ice water over the sugar when preparing a glass of absinthe, creating a heightened sense of anticipation.