I change you change he changes we change you change they change
Present continuous
I am changing you are changing he is changing we are changing you are changing they are changing
Preterite
I changed you changed he changed we changed you changed they changed
Preterite continuous
I was changing you were changing he was changing we were changing you were changing they were changing
Present perfect
I have changed you have changed he has changed we have changed you have changed they have changed
Present perfect continuous
I have been changing you have been changing he has been changing we have been changing you have been changing they have been changing
Pluperfect
I had changed you had changed he had changed we had changed you had changed they had changed
Pluperfect continuous
I had been changing you had been changing he had been changing we had been changing you had been changing they had been changing
Future
I will change you will change he will change we will change you will change they will change
Future continuous
I will be changing you will be changing he will be changing we will be changing you will be changing they will be changing
Future perfect
I will have changed you will have changed he will have changed we will have changed you will have changed they will have changed
Future perfect continuous
I will have been changing you will have been changing he will have been changing we will have been changing you will have been changing they will have been changing
Conditional
Present
I would change you would change he would change we would change you would change they would change
Present continuous
I would be changing you would be changing he would be changing we would be changing you would be changing they would be changing
Past
I would have changed you would have changed he would have changed we would have changed you would have changed they would have changed
Past continuous
I would have been changing you would have been changing he would have been changing we would have been changing you would have been changing they would have been changing