_____ all our efforts to save the school, the authorities decided to close it.
In order to win back the customers, the owner of the restaurant decided to sell his food ____.
Most smokers say they _______ smoking to some degree but health experts suggest that they had better give it up ______ their health.
— Sorry to bother you. —_____ You didn’t mean to, did you?
Sir, you ______be sitting in this waiting room. It is for women and children only.
If you cheat in the exam, you could hardly _________ it.