ok im 20 and being charge with assault?

[ash]

ok i never been in trouble before will after i turn 18 now im 20 and being charge with 1 account of assault with a dangerous weapon a beer bottle 1 count of assault with a dangerous weapon a motor vehicle 1 count of assault and battery i account scaring the witness 1 account of leaving the scene of a property damage accident 1 count of malicious destruction of property do u think because i never been in trouble before they will drop the charges to lesser one or even drop it i go to collage and i not pleading guilty so do u think they will just dismiss everything and give me an Second chance