Some milk and bread _________ on the table.
I still remember the college and teachers_____I visited in London years ago.
As we all know, it’s not polite to keep others______for a long time.
_______is a pity that he can’t come to my birthday party.
The lovely room might be_________.
Who’s that boy reading in the garden? Is it David?----It______be David. I saw him in the classroom just now.