11.   The Sphinx could keep his secret, we Decided.

12.   Tom was utterly indiscreet, and could never keep a secret.

13.   When he died, however, his brothers found it impossible to keep the secret any longer.

14.   Can I trust all of you to keep this secret?

15.   And Hank wants to keep that secret ...

16.   And all this is directed by an independent counsel whose motives and ability to keep a secret are under White House attack.

17.   And he could keep a secret.

18.   And they will stop at nothing to keep their secrets from seeing the light of day.

19.   Another is keeping a secret.

20.   Are you keeping secrets?