![Keen on Retirement: Engineering the Second Half of Your Life: Keen, Bill: 9781544501819: Amazon.com: Books Keen on Retirement: Engineering the Second Half of Your Life: Keen, Bill: 9781544501819: Amazon.com: Books](https://m.media-amazon.com/images/I/41DHg2sR+CL._AC_SY780_.jpg)
Keen on Retirement: Engineering the Second Half of Your Life: Keen, Bill: 9781544501819: Amazon.com: Books
English with Karim - Idiom of the day " be mad keen on someone or something " If you say that someone is mad keen on something or someone, you are emphasizing
![English Idioms on Twitter: "Well done guys the correct answer is option (B) keen on = interested in something and enjoying it, especially an activity that you do often All the kids English Idioms on Twitter: "Well done guys the correct answer is option (B) keen on = interested in something and enjoying it, especially an activity that you do often All the kids](https://pbs.twimg.com/media/FMoEmzqXEAAE1JP.jpg)