Mrs. Cavendish, of course, could not be called upon to give evidence against her husband. 
Mrs. Cavendish wasn't allowed to testify against her husband.
Mrs. Cavendish testified against her husband.
A dog jumps.
I feel like I can pass murderers and rapists when I'm walking down the street.
He gave away all his possessions.
A dog wearing a t-shirt is standing on the ground in front of a chair.
The college kids are all too busy studying to do anything.
People are riding a bus minding their own business.