Change teacher~~

couple of days ago...
our class was busy discussing about changing several subject teacher...
we were thinking to change 3 teacher...
buy we know is impossible..
if we say we wan change 3 teacher..
1st...school sure wont let us to change so many teacher in the first time...
2nd..our class sure will be very 'famous' after we hand up the teacher's name to school...
3rd..our monitor sure will get scold my teacher d..
haiz~~
*headache*
what should we do???????