After many years of hard work,Mary and her husband had at last paid ________all the money they had borrowed.
As a new diplomat, he often thinks of ______ he can react more appropriately on such occasions.
According to statistics, a man is more than twice as likely to die of skin cancer _________ a woman.
_________ the right kind of training , these teenage soccer players may one day grow into the international stars.
Have you heard news? The price of petrol is going up again!
John promised his doctor he ________ not smoke, and he has smoked ever since.