His father works in a company_______ name always appears in the local newspapers.
Although he _______ the danger to his own health, he found it difficult to quit smoking.
We should _______ whatever is true.
He knows so much about Russia that he's universally acknowledged as a(n) _____ on Russian affairs.
The first few years in the 21st century ______ the rapid rise of China as a world economic power.
Visitors to the National Museum can avoid long lines at the ticket booths by purchasing tickets ____.