maam are these sentences correct i will have been studying since morning till evening, tomorrow. i will have been studying till evening , tomorrow. i had been playing since morning till evening, yesterday

thank you for your answer. but i have not understood. because for future perfect continuous ...an actions continues and ends in the future, irrespective of its starting time. and for past perfect continuous and action starts in the past continues for some time and ends in the past. then all these sentences are fulfilling the same...instead of any other activity i have taken time only, here...

i had played till 5. i had played before he came. In these sentences, we have taken other event as 'time' in the first sentence and action of coming in the next sentence...