I 'could have sworn' that I left my keys on the counter. [=I'm very surprised that my keys are not on the counter because I definitely remember putting them there]
The new president will 'be sworn in' tomorrow.
Witnesses 'are sworn' to tell the truth.
(..) (HUFFS) They smell even worse when they burn, don't they? What? But, surely you... Elsa, I was sworn to secrecy. - From your own wife. - Yes. I took an oath upon my life. Do you understand? Elsa, you believe in this, too. (..)2008 The Boy in the Striped Pajamas