I shorten you shorten he shortens we shorten you shorten they shorten
Present continuous
I am shortening you are shortening he is shortening we are shortening you are shortening they are shortening
Preterite
I shortened you shortened he shortened we shortened you shortened they shortened
Preterite continuous
I was shortening you were shortening he was shortening we were shortening you were shortening they were shortening
Present perfect
I have shortened you have shortened he has shortened we have shortened you have shortened they have shortened
Present perfect continuous
I have been shortening you have been shortening he has been shortening we have been shortening you have been shortening they have been shortening
Pluperfect
I had shortened you had shortened he had shortened we had shortened you had shortened they had shortened
Pluperfect continuous
I had been shortening you had been shortening he had been shortening we had been shortening you had been shortening they had been shortening
Future
I will shorten you will shorten he will shorten we will shorten you will shorten they will shorten
Future continuous
I will be shortening you will be shortening he will be shortening we will be shortening you will be shortening they will be shortening
Future perfect
I will have shortened you will have shortened he will have shortened we will have shortened you will have shortened they will have shortened
Future perfect continuous
I will have been shortening you will have been shortening he will have been shortening we will have been shortening you will have been shortening they will have been shortening
Conditional
Present
I would shorten you would shorten he would shorten we would shorten you would shorten they would shorten
Present continuous
I would be shortening you would be shortening he would be shortening we would be shortening you would be shortening they would be shortening
Past
I would have shortened you would have shortened he would have shortened we would have shortened you would have shortened they would have shortened
Past continuous
I would have been shortening you would have been shortening he would have been shortening we would have been shortening you would have been shortening they would have been shortening