People traveling long distances frequently have to decide ______they would prefer to go by land, sea or air.
If the babysitter cannot come tomorrow, do you mind ______ alone at home, doing his homework?
______ to the man’s timely coming, the ______ boy was saved.
- Mr. Black, what about my application? - Oh, I regret ______ you that it hasn’t been successful.
It is required that the football match ______ put off ______ the bad weather.
The business has ______ from having one office to having twelve branches.