David was always ______ his best in any danger, but at that moment he froze.
—Why didn't you answer my phone when I phoned you at about 11 p. m. yesterday? —I ___________and failed to hear the phone.
Peter won't drive us to the station. He has __________ to take us all.
He had little idea that it was getting so late, ___________?
--Do you live____________ near Jim? --No, he lives in another part of the town.
On the long journey, Peter ________ a most interesting guide. We all had a wonderful time.