I bubble you bubble he bubbles we bubble you bubble they bubble
Present continuous
I am bubbling you are bubbling he is bubbling we are bubbling you are bubbling they are bubbling
Preterite
I bubbled you bubbled he bubbled we bubbled you bubbled they bubbled
Preterite continuous
I was bubbling you were bubbling he was bubbling we were bubbling you were bubbling they were bubbling
Present perfect
I have bubbled you have bubbled he has bubbled we have bubbled you have bubbled they have bubbled
Present perfect continuous
I have been bubbling you have been bubbling he has been bubbling we have been bubbling you have been bubbling they have been bubbling
Pluperfect
I had bubbled you had bubbled he had bubbled we had bubbled you had bubbled they had bubbled
Pluperfect continuous
I had been bubbling you had been bubbling he had been bubbling we had been bubbling you had been bubbling they had been bubbling
Future
I will bubble you will bubble he will bubble we will bubble you will bubble they will bubble
Future continuous
I will be bubbling you will be bubbling he will be bubbling we will be bubbling you will be bubbling they will be bubbling
Future perfect
I will have bubbled you will have bubbled he will have bubbled we will have bubbled you will have bubbled they will have bubbled
Future perfect continuous
I will have been bubbling you will have been bubbling he will have been bubbling we will have been bubbling you will have been bubbling they will have been bubbling
Conditional
Present
I would bubble you would bubble he would bubble we would bubble you would bubble they would bubble
Present continuous
I would be bubbling you would be bubbling he would be bubbling we would be bubbling you would be bubbling they would be bubbling
Past
I would have bubbled you would have bubbled he would have bubbled we would have bubbled you would have bubbled they would have bubbled
Past continuous
I would have been bubbling you would have been bubbling he would have been bubbling we would have been bubbling you would have been bubbling they would have been bubbling