-When ____ you return the dictionary to me?-Only when I ____ you next Sunday.
__________ of time and energy has been spent in investigating the murder.
It is _________ of him to tell lies, so don’t trust.
Mr. Smith is _______ success as a businessman; he takes _______possession of several big companies.
Ten years ago, the population of our village was ______ that of theirs.
She has been working hard day and night, which of course, _______ her pale face.