His sacrifices for the country were never officially , which made all of us feel discouraged.
--- I think the waiter has forgotten us. We ________ here for over half an hour! --- I think you’re right. He probably thinks we have already ordered.
. When she woke up, she realized that things she had dreamed about could not _______ have happened.
Mr. John was always___the poor and the sick, often providing them with free medical care.
--- Jim, do you have the time? --- _______. --- Never mind. Thanks anyway.
In his address at two-day APEC Economic Leaders Meeting, President Hu _______ the APEC to reform itself to raise the efficiency of cooperation so as to keep advancing _______changing times.