. He is a cutler(刀具商)--_____, a man who sells knives and sharp tools.
—Will you go to the party? —Of course I will if _______.
You may have your own decision on this matter,and I have little doubt _________ you’ll succeed.
“_________ break the law should be punished,” the judge shouted.
—Which side can I sit on the boat? —If you sit still,you can sit on ________.
He won’t want to eat it unless he’s really hungry,in _________ case he’ll eat almost anything.