I surface you surface he surfaces we surface you surface they surface
Present continuous
I am surfacing you are surfacing he is surfacing we are surfacing you are surfacing they are surfacing
Preterite
I surfaced you surfaced he surfaced we surfaced you surfaced they surfaced
Preterite continuous
I was surfacing you were surfacing he was surfacing we were surfacing you were surfacing they were surfacing
Present perfect
I have surfaced you have surfaced he has surfaced we have surfaced you have surfaced they have surfaced
Present perfect continuous
I have been surfacing you have been surfacing he has been surfacing we have been surfacing you have been surfacing they have been surfacing
Pluperfect
I had surfaced you had surfaced he had surfaced we had surfaced you had surfaced they had surfaced
Pluperfect continuous
I had been surfacing you had been surfacing he had been surfacing we had been surfacing you had been surfacing they had been surfacing
Future
I will surface you will surface he will surface we will surface you will surface they will surface
Future continuous
I will be surfacing you will be surfacing he will be surfacing we will be surfacing you will be surfacing they will be surfacing
Future perfect
I will have surfaced you will have surfaced he will have surfaced we will have surfaced you will have surfaced they will have surfaced
Future perfect continuous
I will have been surfacing you will have been surfacing he will have been surfacing we will have been surfacing you will have been surfacing they will have been surfacing
Conditional
Present
I would surface you would surface he would surface we would surface you would surface they would surface
Present continuous
I would be surfacing you would be surfacing he would be surfacing we would be surfacing you would be surfacing they would be surfacing
Past
I would have surfaced you would have surfaced he would have surfaced we would have surfaced you would have surfaced they would have surfaced
Past continuous
I would have been surfacing you would have been surfacing he would have been surfacing we would have been surfacing you would have been surfacing they would have been surfacing