Mr. Bush is on time for everything. How _____ it be that he was late for the opening ceremony?
── Do you know our town? ── No, this is the first time I ________ here.
I have many friends,some re teachers.
The plane ________ when I arrived at the airport.
_____ is a possibility _____ Tom will get first place in the long jump.
He is ________ experienced teacher in our school.