15. The doctor bent _____ the boy and checked his wound.
--- I merely made a joke with her, but she got angry. --- She _______ didn’t get it.
With so many things mixed up it’s hard to _______ what’s that.
Stand up _______ you fell down, and I’m sure you’ll succeed in time.
Scientists across the world agree that this is an invention of _______ great significance, _______ invention that will greatly change human life.
--- Tom, would you do me a favor? I’m in a mess. --- _______. I’m just answering a call.