I marble you marble he marbles we marble you marble they marble
Present continuous
I am marbling you are marbling he is marbling we are marbling you are marbling they are marbling
Preterite
I marbled you marbled he marbled we marbled you marbled they marbled
Preterite continuous
I was marbling you were marbling he was marbling we were marbling you were marbling they were marbling
Present perfect
I have marbled you have marbled he has marbled we have marbled you have marbled they have marbled
Present perfect continuous
I have been marbling you have been marbling he has been marbling we have been marbling you have been marbling they have been marbling
Pluperfect
I had marbled you had marbled he had marbled we had marbled you had marbled they had marbled
Pluperfect continuous
I had been marbling you had been marbling he had been marbling we had been marbling you had been marbling they had been marbling
Future
I will marble you will marble he will marble we will marble you will marble they will marble
Future continuous
I will be marbling you will be marbling he will be marbling we will be marbling you will be marbling they will be marbling
Future perfect
I will have marbled you will have marbled he will have marbled we will have marbled you will have marbled they will have marbled
Future perfect continuous
I will have been marbling you will have been marbling he will have been marbling we will have been marbling you will have been marbling they will have been marbling
Conditional
Present
I would marble you would marble he would marble we would marble you would marble they would marble
Present continuous
I would be marbling you would be marbling he would be marbling we would be marbling you would be marbling they would be marbling
Past
I would have marbled you would have marbled he would have marbled we would have marbled you would have marbled they would have marbled
Past continuous
I would have been marbling you would have been marbling he would have been marbling we would have been marbling you would have been marbling they would have been marbling