I never got pushed through on minimum hours... you will not pass your flight test if you do not have the minimum experience or experience.
Just something that was said that got me a bit.
Complain to management if the treatment you are getting is a problem, and what is wrong with a post grad student teaching you, you will some day be a post grad student who may be in the same position. When you get to that stage I hope you realise how much work had to go in to get to that stage.