-He seems to be a good teacher . - _____ . He has been a teacher for 20 years.
As a new diplomat, he often thinks of_____- he can react more appropriately on such occasions.
—Would you please help me with the box? —_________
David threatened_____ his neighbour to the police if the damages were not paid.
—How about your journey to Mount Emei? —Everything was wonderful except that our car _________ twice on the way.
Mary went to the box office at lunch time, but all the tickets ____out.