<div class='ytl __responsive' style='visibility: inherit; '><iframe class='youtube-player' type='text/html' width='640' height='393' src='https://www.youtube.com/embed/71o3hq6iSPM?autoplay=0&amp;wmode=opaque allowfullscreen' frameborder = '0'></iframe></div><br/><br/>at 3:16<br/><br/>The person says:<br/><br/>You have a fifth of his eaning potential,you say I want to contribute to a fifth of this holiday.<br/><br/>I'll contribute on the level I can contribute.<br/><br/>Is it correct to say 'contribute to' or 'contribute towards'?<br/><br/>Is it correct to say 'on the level'?<br/><br/>Thank you