--You forgot your keys when you left home in the morning.--Good heavens,___________.
I__________ you somewhere before, but your name has escaped me_________.
What worried the child most was _________ to visit his mother in the hospital.
--How long ___________ each other before they__________ married?--For about a year.
—When__________ and visit our exhibition next month?— When_______, I will let you know.
Michael __________ here to see you and he____________ a note on your desk.