.---Why were you not at the concert last night ? ---Oh.I ______ for a friend from Europe at the airport.
There _____ be any difficulty about passing the road test since you have practiced a lot in the driving school.
I ______ have been more than six years old when the accident happened.
John, look at the time. ______ you play the piano at such a late hour ?
Tom, you _____ leave all you clothes on the floor like this !
I have lost one of my gloves. I _____ it somewhere.