21.   Has Ms. Baranski been criticized for pushing the boundaries of good taste?

22.   He has continually pushed boundaries instead.

23.   He also pushed the boundaries of how the line-item veto power had been used in the past, leading to a still-pending lawsuit by Silver.

24.   He found that voice, not, as so often argued, by pushing the boundaries of theater music but by looking backward to the music he revered.

25.   He takes obvious pleasure in pushing boundaries, trying to see how relevant comedy can be in addressing social realities.

26.   I have sometimes had the same impression looking at early American quilts that I did here, of a fierce originality pushing the boundaries of form.

27.   I guess I was pushing boundaries.

28.   In the aftermath of the controversy over Bishop Hope, Bishop Roy Williamson of Southwark pushed the boundaries further.

29.   Instead of basking in a political honeymoon with the new president, however, conservatives are already pushing the boundaries of their relationship.

30.   It has certainly pushed some boundaries of taste.