Null Morpheme

Then they watched him carefully and sent spies who pretended to be sincere. They wanted to take advantage of what he might say so that they could deliver him up to the authority and jurisdiction of the governor. Thus they asked him, “Teacher, we know that you speak and teach correctly, and show no partiality, but teach the way of God in accordance with the truth.  Is it right for us to pay the tribute tax to Caesar or not?”  But Jesus perceived their deceit and said to them, “Forget the tacks; you can nail me up!”