Last month, doctors used a 3-D printer to rebuild the face of a person ____ had a bad accident.
I enjoy the popular dance "hip-hop", but ________of my parents likes it.
The twins are so much alike that it is difficult to tell one from________.
Mum couldn’t find any help and had to do the housework_________.
I’m sorry that I can’t pass you any salt because there is_________ in the bottle.
— I bought a tie for Dad on Father’s Day yesterday. —.