We know _____America is great not because it is perfect but because it can always be made better and _____ the unfinished work of perfecting the union falls to each of its citizens.
All the photographs in this book, _______ stated otherwise, date from the 1950s.
The limits of a person’s intelligence, generally speaking, are fixed at birth, but ________he reaches these limits will depend on his environment.
The police still haven’t found the lost child, but they’re doing all they .
They are broadening the bridge to ________ the flow of traffic.
There are a small number of people involved, possibly ______twenty.