how to use : Dake,Shika,Tokoro,Bakari how to use

how to use : ha or wa,ga,wo,ni,he or e somebody help pls. thanks in advance how to use

I dont know the difference between shitsurei shimasu and sumimasen can anyone tell me pls? thnx difference between shitsurei shimasu and sumimasen

I dont know what to write here awww sorry but i cant write in japanese nor can read im a beginner really just starting so this will be my notebook entry. sorry totally idiot right now