When a customer withdraws money from the bank, it is required to leave his signature. But how can we be sure it is_______?
_____ in a white uniform, he looks more like a cook than a doctor.
When for his views about his teaching job, Philip said he found it very interesting and rewarding.
—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________.