The little boy sat _____ to his father and listened _______ with great interest.
A number of books in the library ___been stolen so that the number of them ___ smaller than before.
You’d better have the second-hand car ______ before you sell it.
It remains________ whether Jim will be fit enough to play in the finals.
Professor Williams keeps telling his students that the future________ to the well-educated.
There is no doubt _______ my friend is not satisfied with what they have done.