Japanese is a great language and really fun to learn. The way of conjugating verbs is especially entertaining once you get the hang of it. The verb we are going to learn today is GANBARU: to do one's best. I dedicate this lesson to Matt at www.savingtheworld.co.uk (pretend this is a hyperlink).
GANBARU: do one's best
GANBARIMASU: I do my best
GANBAREMASU: I can do my best
GANBARERARERU: I am able to do my best
GANBATTEIMASU: I am doing my best
GANBARITAI: I want to do my best
GANBARITAKUWANAI: I do not want to do my best
GANBATTA: I did my best
GANBATTEITA: I was doing my best
GANBARANAKATTA: I did not do my best
GANBARITAKUWANAKATTA: I did not want to do my best
GANBARE: do your best
GANBARINASAI: you had better do your best
GANBARENAKUREBANARENAI: you must do your best
GANBATEKURE: do your best for me
GANBATEKURANAI TO TATAKU: If you do not do your best for me, I will beat you.
Good luck with your Japanese study, and remember: GANBARE!