I prolong you prolong he prolongs we prolong you prolong they prolong
Present continuous
I am prolonging you are prolonging he is prolonging we are prolonging you are prolonging they are prolonging
Preterite
I prolonged you prolonged he prolonged we prolonged you prolonged they prolonged
Preterite continuous
I was prolonging you were prolonging he was prolonging we were prolonging you were prolonging they were prolonging
Present perfect
I have prolonged you have prolonged he has prolonged we have prolonged you have prolonged they have prolonged
Present perfect continuous
I have been prolonging you have been prolonging he has been prolonging we have been prolonging you have been prolonging they have been prolonging
Pluperfect
I had prolonged you had prolonged he had prolonged we had prolonged you had prolonged they had prolonged
Pluperfect continuous
I had been prolonging you had been prolonging he had been prolonging we had been prolonging you had been prolonging they had been prolonging
Future
I will prolong you will prolong he will prolong we will prolong you will prolong they will prolong
Future continuous
I will be prolonging you will be prolonging he will be prolonging we will be prolonging you will be prolonging they will be prolonging
Future perfect
I will have prolonged you will have prolonged he will have prolonged we will have prolonged you will have prolonged they will have prolonged
Future perfect continuous
I will have been prolonging you will have been prolonging he will have been prolonging we will have been prolonging you will have been prolonging they will have been prolonging
Conditional
Present
I would prolong you would prolong he would prolong we would prolong you would prolong they would prolong
Present continuous
I would be prolonging you would be prolonging he would be prolonging we would be prolonging you would be prolonging they would be prolonging
Past
I would have prolonged you would have prolonged he would have prolonged we would have prolonged you would have prolonged they would have prolonged
Past continuous
I would have been prolonging you would have been prolonging he would have been prolonging we would have been prolonging you would have been prolonging they would have been prolonging