They often go to the restaurants for meals. They _____ be very poor.
—Jones! Roy has broken the glass. —Such things happen.
The experiment shows that proper amounts of exercise, if ___ regularly, can improve our health.
The discovery of gold in Sahara Desert led thousands to believe that a fortune________.
—Beg your pardon, but I didn’t quite catch what you said. —Oh, I to myself.
—Does your uncle still smoke? —He given it up. It’s two years ever since he .