I sign you sign he signs we sign you sign they sign
Present continuous
I am signing you are signing he is signing we are signing you are signing they are signing
Preterite
I signed you signed he signed we signed you signed they signed
Preterite continuous
I was signing you were signing he was signing we were signing you were signing they were signing
Present perfect
I have signed you have signed he has signed we have signed you have signed they have signed
Present perfect continuous
I have been signing you have been signing he has been signing we have been signing you have been signing they have been signing
Pluperfect
I had signed you had signed he had signed we had signed you had signed they had signed
Pluperfect continuous
I had been signing you had been signing he had been signing we had been signing you had been signing they had been signing
Future
I will sign you will sign he will sign we will sign you will sign they will sign
Future continuous
I will be signing you will be signing he will be signing we will be signing you will be signing they will be signing
Future perfect
I will have signed you will have signed he will have signed we will have signed you will have signed they will have signed
Future perfect continuous
I will have been signing you will have been signing he will have been signing we will have been signing you will have been signing they will have been signing
Conditional
Present
I would sign you would sign he would sign we would sign you would sign they would sign
Present continuous
I would be signing you would be signing he would be signing we would be signing you would be signing they would be signing
Past
I would have signed you would have signed he would have signed we would have signed you would have signed they would have signed
Past continuous
I would have been signing you would have been signing he would have been signing we would have been signing you would have been signing they would have been signing