Having finished the work, _______.
_______ on earth do you suppose_______ this?
American women were______ the right to vote until 1920 after many years of hard struggle.
We should keep ourselves_______ of the latest development of science and technology.
To those_______ in martial arts(武术), the period from 1972 to 1975 is often said_______ the Bruce Lee era.
Though_______ money, his parents managed to send him to university.