"I should explain that I'm pretty keen on photography," he said.

'She seemed pretty keen to get me on the team,' I said.

Competition was pretty keen and the Air Force would pull out all stops to win.

These people are pretty keen, as a rule, so I don't think that'll be a problem.

'I expect you're pretty keen to get across, aren't you?' he asked, without coming any further in.

They were pretty keen to take a pop at us back then.

Sold it to me sight unseen; must be something pretty keen.

"Both sides are pretty keen on a new relationship," said one United States official, who spoke in return for anonymity.

I'm known to be pretty keen on the subject.

"The competition in the 80's was pretty keen," he said.