I have been told <b>that</b> what happens is <b>that</b> Tom walks his dog every morning before he goes to school.<br/><br/> I have been told what happens is Tom walks his dog every morning before he goes to school.<br/><br/> I have been told, what happens is, Tom walks his dog every morning before he goes to school.<br/><br/>Which do you prefer?<br/><br/>Would you say all are correct?<br/><br/>Cheers