how can ī explain (to you who do not understand this)? —

how can ī tell anyone? —

to speak? —

shall ī say? —

ī can explain —

shall ī explain? —

how can ī say? —

Will ī be able to explain? —

 ī am informing you (so that you don-t lose the apt goal); —

 am ī going to completely speak about it? —

can tell? (still) —