He_______have been here two hours ago, but he hasn’t_______by now.

I went to work the next day, __________ I was still feeling unwell.

ut professional training, you may _______ lots of bad habits when learning to play the piano.

Yesterday Andy ___ his dictionary to me, and said I could ___ it for a week.

I can’t believe the old man can come here from his home on foot.— It’s really not easy such an old man so far.