11.   Whenever you ask them a substantive question, they take it as an insult.

12.   While his answers to substantive questions sometimes featured a tentative speaking style, his joking retorts and asides came quickly and easily.

13.   The House managers said they wanted to ask substantive questions of Ms. Lewinsky about her relationship with Clinton.

14.   The vice president, who has not fielded substantive questions about the election since the balloting closed last Tuesday night, declined to respond to queries.