His father was pleased ___ his mark in the final exam.
. 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.
--- Excuse me, would you mind answering a few questions? --- Well, I don’t know. I’m in rather a hurry_____.
He seemed to be looking for the words ____ he could express his idea.
--- Jim, do you have the time? --- _______. --- Never mind. Thanks anyway.