21.   What special knowledge do I have?

22.   Which is to say, we had prior knowledge of those matters.

23.   In order to understand how the human body works, you need to have some knowledge of chemistry.

24.   He did not have much knowledge of American history.

25.   I had no knowledge of this whatsoever until The Times contacted me.

26.   She told Parliament she had no knowledge of the affair.

27.   Did you have any knowledge of her intentions?

28.   She has little knowledge of fashion.

29.   Nor do I teach because I think I know answers, or because I have knowledge I feel compelled to share.

30.   If he had guessed that she had prior knowledge, he was not prepared to say so.