If it ________ for the heavy rain then, we would have arrived here ahead of time.
Short skirts ______a few years ago, but they have come back again.
Today country music can _____between 200 and 400 million dollars a year.
—What do you think of our plan? —It will certainly ______; it is a great idea.
The doctor was _____immediately the little boy fell off a ladder and hurt himself.
The performance supposed to be popular _____ to be a great disappointment after it was over.