How to understand Future Perfect Continuous Tense in Telugu

నేను తింటూనే ఉండగలను 
I will have been eating




మేము తింటూనే ఉండగలము 
We will have been eating



నువ్వు తింటూనే ఉండగలవు 
You will have been eating





మీరు తింటూనే ఉండగలరు
You will have been eating





అతడు తింటూనే ఉండగలడు
He will have been eating






ఆమె తింటూనే ఉండగలదు
She will have been eating





ఇది తింటూనే ఉండగలదు
It will have been eating




వారు తింటూనే ఉండగలరు
They will have been eating













నేను తింటూనే ఉండలేను 
I will not have been eating




మేము తింటూనే ఉండలేము  
We will not have been eating



నువ్వు తింటూనే ఉండలేవు 
You will not have been eating





మీరు తింటూనే ఉండలేరు 
You will not have been eating





అతడు తింటూనే ఉండలేడు 
He will not have been eating






ఆమె తింటూనే ఉండలేదు 
She will not have been eating





ఇది తింటూనే ఉండలేదు 
It will not have been eating




వారు తింటూనే ఉండలేరు 
They will not have been eating