The teacher has a(an) ___________ to get off topic; sometimes it is difficult for students to make out what he is saying.
We’re leaving at six o’clock ,and hope_________ most of the journey by lunch time.
I__________ you somewhere before, but your name has escaped me_________.
What worried the child most was _________ to visit his mother in the hospital.
—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.