----Are you satisfied with what he did? ----No. It couldn’t have been _____.
A poet and artist ______ coming to speak to us about Chinese literature and painting tomorrow afternoon.
The president spoke at the business meeting for nearly an hour without ______ his notes.
Her work changed the way _______ people think about chimps.
The Voice of America began during the World War Ⅱ, when Germany was broadcasting a radio program to get international ______.
The officers narrowly escaped ___________in the hot battle.