Mencari ungkapan tentang meminta dan memberi tanggapan keyakinan

menurut gue sih kalo memberi pertanyaan keyakinan kek:
*are you sure?*
*are you certainly?*
kalo jawabannya :
*yes i'm sure
*of course i'm certainly 
*why not it's true .. ^^

merut gue sih ini:

meminta tgpan keyakinan

are you sure?
please don't lie! i'm serious say the thruth!
are you serious?

memberi:

yes i'm sure!
i don't lie,i'm seriously that's the answer
certanly,i am