How much longer do you think this revolution is going to go on?

"A revolution that started in 1872 is still going on?"

During the past 20 years a revolution has been going on in the study of the brain.

Ask the experts: what's the next revolution in education going to be?

And people say, "But you couldn't tell there was a sexual revolution going on in 1970."

But there is still a revolution going on here right now; it's just not the type that happens in a week or a year.

I discovered that there is a quiet revolution going on.

Perhaps you could remind us how the revolution led by the people in Iran is going?

At first, it did appear as if the Korean people's revolution was going to hold.

That would explain why he had been invited, but there was a revolution going on.