I ... ( to ski ) for eight years already. <br />I ... ( to do ) Tackwon-Do since I was five years old.<br />I ... ( to begin ) studying the piano at the age of four.<br />I ...( to give ) my first concert at nine. <br />I ... ( to win ) my first prize in 2009.<br />When we... ( to win ) the World Cup I was so happy.<br />I ... ( to win ) lots of medals for team races and single races.<br />I ... ( to start ) playing tennis 2 years ago and I ... ( to achieve ) a lot since then.<br />My life ... ( to change ) since I ... ( to win ) my medals in swimming.

I have been skiing

O have been doing

Began

Gave

Won

Won

Have won

Started

Have achieved

Has changed

Won