Which cog gets the oil? The one that squeaks the most. Don't squeak, and everyone will think you're fine. Squeak lots, people will listen. Then, it's about the right type of squeak, and the right oil.
Or.
Talk to your instructor, if they are good at their job, they'll realise your position. They'll either take a different approach, or put you in with another instructor. Either way, they'll make it clear that they are problem solving. But, it wont always be that simple - Communication is the key.