Hi,<br/><br/>Are the following sentences natural to a native ear?<br/><br/>1. What is it that you keep rubbing on your hands? Are you cold?<br/><br/>2. Okay, that is physical description, what about emotional (my response to a kid describing his superhero character)<br/><br/>3. What is John's background?<br/><br/>Thanks, <br/>MG