Going to America for further study is a good chance , ____ I have been looking forward to .
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.