As a businessman he was a success, but as a husband he was _______ failure, so their marriage ended in _________failure.
She may have missed the train, ______ she won’t arrive for another hour.
There are more opportunities for disabled people to make______ contribution to______ society.
---What’s wrong with my stomach? ---There is nothing serious; you can __________.
It was the training _____ he had as a young man _____ made him such a good engineer.
It was not until he came back _____ he knew the police were looking for him.